.forgejo/workflows/test.yaml

@@ -1,36 +0,0 @@
-name: CI/CD Go Verification
-
-on:
-  push:
-    branches: [ main, dev ]
-  pull_request:
-    branches: [ main ]
-
-jobs:
-  build_and_test:
-    runs-on: node20
-    steps:
-      - name: Checkout Code
-        uses: actions/checkout@v4
-
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.25'
-          cache: true
-
-      - name: Install dependencies
-        run: go mod download
-
-      - name: Check code formatting
-        run: |
-          if [ -n "$(gofmt -l .)" ]; then
-            echo "Code is not formatted correctly. Run 'gofmt -w .'"
-            exit 1
-          fi
-
-      - name: Build Application
-        run: go build -v ./...
-
-      - name: Run Tests (with Mocked Boundaries)
-        run: go test -v -cover ./...

go.mod

@@ -4,15 +4,12 @@ go 1.25.4
 
 require (
 	github.com/bluesky-social/indigo v0.0.0-20251009224519-09f107c1109e
-	github.com/golang-jwt/jwt/v5 v5.3.1
-	github.com/google/jsonschema-go v0.4.3
 	github.com/joho/godotenv v1.5.1
 	github.com/lib/pq v1.10.9
+	github.com/mark3labs/mcp-go v0.43.2
 	github.com/mark3labs/x402-go v0.12.1
-	github.com/modelcontextprotocol/go-sdk v1.6.1
+	github.com/nacorid/logger v0.0.0-20251221003040-586da7a03fa0
-	github.com/nacorid/logger v0.0.0-20251221013547-5fc8fd94ed80
 	github.com/ollama/ollama v0.12.10
-	github.com/x402-foundation/x402/go/v2 v2.19.0
 	golang.org/x/time v0.14.0
 )
 
@@ -20,54 +17,59 @@ require (
 	filippo.io/edwards25519 v1.1.0 // indirect
 	github.com/FactomProject/basen v0.0.0-20150613233007-fe3947df716e // indirect
 	github.com/FactomProject/btcutilecc v0.0.0-20130527213604-d3a63a5752ec // indirect
+	github.com/bahlo/generic-list-go v0.2.0 // indirect
 	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/bits-and-blooms/bitset v1.24.2 // indirect
 	github.com/blendle/zapdriver v1.3.1 // indirect
+	github.com/buger/jsonparser v1.1.1 // indirect
 	github.com/consensys/gnark-crypto v0.19.2 // indirect
-	github.com/crate-crypto/go-eth-kzg v1.5.0 // indirect
+	github.com/crate-crypto/go-eth-kzg v1.4.0 // indirect
+	github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/deckarep/golang-set/v2 v2.8.0 // indirect
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.0 // indirect
-	github.com/ethereum/c-kzg-4844/v2 v2.1.6 // indirect
+	github.com/ethereum/c-kzg-4844/v2 v2.1.5 // indirect
-	github.com/ethereum/go-ethereum v1.17.2 // indirect
+	github.com/ethereum/go-ethereum v1.16.5 // indirect
+	github.com/ethereum/go-verkle v0.2.2 // indirect
 	github.com/fatih/color v1.18.0 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
 	github.com/gagliardetto/binary v0.8.0 // indirect
 	github.com/gagliardetto/solana-go v1.14.0 // indirect
 	github.com/gagliardetto/treeout v0.1.4 // indirect
 	github.com/holiman/uint256 v1.3.2 // indirect
+	github.com/invopop/jsonschema v0.13.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.18.1 // indirect
 	github.com/logrusorgru/aurora v2.0.3+incompatible // indirect
+	github.com/mailru/easyjson v0.9.1 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/mostynb/zstdpool-freelist v0.0.0-20201229113212-927304c0c3b1 // indirect
+	github.com/spf13/cast v1.10.0 // indirect
 	github.com/streamingfast/logging v0.0.0-20250918142248-ac5a1e292845 // indirect
+	github.com/stretchr/testify v1.11.1 // indirect
 	github.com/supranational/blst v0.3.16 // indirect
 	github.com/tyler-smith/go-bip32 v1.0.0 // indirect
 	github.com/tyler-smith/go-bip39 v1.1.0 // indirect
+	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
 	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
 	go.mongodb.org/mongo-driver v1.17.6 // indirect
 	go.uber.org/ratelimit v0.3.1 // indirect
-	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/sync v0.17.0 // indirect
-	golang.org/x/term v0.38.0 // indirect
+	golang.org/x/term v0.36.0 // indirect
+	gopkg.in/square/go-jose.v2 v2.6.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
 require (
-	github.com/Microsoft/go-winio v0.6.2 // indirect
-	github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6 // indirect
-	github.com/StackExchange/wmi v1.2.1 // indirect
 	github.com/carlmjohnson/versioninfo v0.22.5 // indirect
-	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
-	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
-	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/google/uuid v1.6.0 // indirect
-	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.5 // indirect
 	github.com/hashicorp/golang-lru v1.0.2 // indirect
@@ -95,31 +97,20 @@ require (
 	github.com/multiformats/go-varint v0.0.7 // indirect
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/polydawn/refmt v0.89.1-0.20221221234430-40501e09de1f // indirect
-	github.com/segmentio/asm v1.2.0 // indirect
-	github.com/segmentio/encoding v0.5.4 // indirect
-	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
 	github.com/sokkalf/slog-seq v0.5.1 // indirect
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
-	github.com/tklauser/go-sysconf v0.3.12 // indirect
-	github.com/tklauser/numcpus v0.6.1 // indirect
 	github.com/whyrusleeping/cbor-gen v0.2.1-0.20241030202151-b7a6831be65e // indirect
-	github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f // indirect
+	go.opentelemetry.io/auto/sdk v1.1.0 // indirect
-	github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect
-	github.com/xeipuuv/gojsonschema v1.2.0 // indirect
-	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.46.1 // indirect
-	go.opentelemetry.io/otel v1.40.0 // indirect
+	go.opentelemetry.io/otel v1.35.0 // indirect
-	go.opentelemetry.io/otel/metric v1.40.0 // indirect
+	go.opentelemetry.io/otel/metric v1.35.0 // indirect
-	go.opentelemetry.io/otel/sdk v1.40.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.35.0 // indirect
-	go.opentelemetry.io/otel/trace v1.40.0 // indirect
+	go.opentelemetry.io/otel/trace v1.35.0 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
-	golang.org/x/crypto v0.46.0 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
-	golang.org/x/net v0.48.0 // indirect
+	golang.org/x/sys v0.37.0 // indirect
-	golang.org/x/oauth2 v0.35.0 // indirect
-	golang.org/x/sys v0.41.0 // indirect
-	golang.org/x/text v0.32.0 // indirect
 	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
 	lukechampine.com/blake3 v1.2.1 // indirect
 )

go.sum

@@ -3,63 +3,41 @@ filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4
 github.com/AlekSi/pointer v1.1.0 h1:SSDMPcXD9jSl8FPy9cRzoRaMJtm9g9ggGTxecRUbQoI=
 github.com/AlekSi/pointer v1.1.0/go.mod h1:y7BvfRI3wXPWKXEBhU71nbnIEEZX0QTSB2Bj48UJIZE=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
-github.com/DataDog/zstd v1.4.5 h1:EndNeuB0l9syBZhut0wns3gV1hL8zX8LIu6ZiVHWLIQ=
-github.com/DataDog/zstd v1.4.5/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t7BBo=
 github.com/FactomProject/basen v0.0.0-20150613233007-fe3947df716e h1:ahyvB3q25YnZWly5Gq1ekg6jcmWaGj/vG/MhF4aisoc=
 github.com/FactomProject/basen v0.0.0-20150613233007-fe3947df716e/go.mod h1:kGUqhHd//musdITWjFvNTHn90WG9bMLBEPQZ17Cmlpw=
 github.com/FactomProject/btcutilecc v0.0.0-20130527213604-d3a63a5752ec h1:1Qb69mGp/UtRPn422BH4/Y4Q3SLUrD9KHuDkm8iodFc=
 github.com/FactomProject/btcutilecc v0.0.0-20130527213604-d3a63a5752ec/go.mod h1:CD8UlnlLDiqb36L110uqiP2iSflVjx9g/3U9hCI4q2U=
-github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
-github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
-github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6 h1:1zYrtlhrZ6/b6SAjLSfKzWtdgqK0U+HtH/VcBWh1BaU=
-github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6/go.mod h1:ioLG6R+5bUSO1oeGSDxOV3FADARuMoytZCSX6MEMQkI=
 github.com/StackExchange/wmi v1.2.1 h1:VIkavFPXSjcnS+O8yTq7NI32k0R5Aj+v39y29VYDOSA=
 github.com/StackExchange/wmi v1.2.1/go.mod h1:rcmrprowKIVzvc+NUiLncP2uuArMWLCbu9SBzvHz7e8=
-github.com/VictoriaMetrics/fastcache v1.13.0 h1:AW4mheMR5Vd9FkAPUv+NH6Nhw+fmbTMGMsNAoA/+4G0=
+github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
-github.com/VictoriaMetrics/fastcache v1.13.0/go.mod h1:hHXhl4DA2fTL2HTZDJFXWgW0LNjo6B+4aj2Wmng3TjU=
+github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/benbjohnson/clock v1.3.5 h1:VvXlSJBzZpA/zum6Sj74hxwYI2DIxRWuNIoXAzHZz5o=
 github.com/benbjohnson/clock v1.3.5/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
-github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
-github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bits-and-blooms/bitset v1.24.2 h1:M7/NzVbsytmtfHbumG+K2bremQPMJuqv1JD3vOaFxp0=
 github.com/bits-and-blooms/bitset v1.24.2/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/blendle/zapdriver v1.3.1 h1:C3dydBOWYRiOk+B8X9IVZ5IOe+7cl+tGOexN4QqHfpE=
 github.com/blendle/zapdriver v1.3.1/go.mod h1:mdXfREi6u5MArG4j9fewC+FGnXaBR+T4Ox4J2u4eHCc=
 github.com/bluesky-social/indigo v0.0.0-20251009224519-09f107c1109e h1:6oNYIMh+kbArCQiwZYPGgfxQq88tnMyiBIZtg5clq90=
 github.com/bluesky-social/indigo v0.0.0-20251009224519-09f107c1109e/go.mod h1:RuQVrCGm42QNsgumKaR6se+XkFKfCPNwdCiTvqKRUck=
+github.com/buger/jsonparser v1.1.1 h1:2PnMjfWD7wBILjqQbt530v576A/cAbQvEW9gGIpYMUs=
+github.com/buger/jsonparser v1.1.1/go.mod h1:6RYKKt7H4d4+iWqouImQ9R2FZql3VbhNgx27UK13J/0=
 github.com/carlmjohnson/versioninfo v0.22.5 h1:O00sjOLUAFxYQjlN/bzYTuZiS0y6fWDQjMRvwtKgwwc=
 github.com/carlmjohnson/versioninfo v0.22.5/go.mod h1:QT9mph3wcVfISUKd0i9sZfVrPviHuSF+cUtLjm2WSf8=
 github.com/cespare/cp v0.1.0 h1:SE+dxFebS7Iik5LK0tsi1k9ZCxEaFX4AjQmoyA+1dJk=
 github.com/cespare/cp v0.1.0/go.mod h1:SOGHArjBr4JWaSDEVpWpo/hNg6RoKrls6Oh40hiwW+s=
-github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=
-github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cmars/basen v0.0.0-20150613233007-fe3947df716e h1:0XBUw73chJ1VYSsfvcPvVT7auykAJce9FpRr10L6Qhw=
 github.com/cmars/basen v0.0.0-20150613233007-fe3947df716e/go.mod h1:P13beTBKr5Q18lJe1rIoLUqjM+CB1zYrRg44ZqGuQSA=
-github.com/cockroachdb/errors v1.11.3 h1:5bA+k2Y6r+oz/6Z/RFlNeVCesGARKuC6YymtcDrbC/I=
-github.com/cockroachdb/errors v1.11.3/go.mod h1:m4UIW4CDjx+R5cybPsNrRbreomiFqt8o1h1wUVazSd8=
-github.com/cockroachdb/fifo v0.0.0-20240606204812-0bbfbd93a7ce h1:giXvy4KSc/6g/esnpM7Geqxka4WSqI1SZc7sMJFd3y4=
-github.com/cockroachdb/fifo v0.0.0-20240606204812-0bbfbd93a7ce/go.mod h1:9/y3cnZ5GKakj/H4y9r9GTjCvAFta7KLgSHPJJYc52M=
-github.com/cockroachdb/logtags v0.0.0-20230118201751-21c54148d20b h1:r6VH0faHjZeQy818SGhaone5OnYfxFR/+AzdY3sf5aE=
-github.com/cockroachdb/logtags v0.0.0-20230118201751-21c54148d20b/go.mod h1:Vz9DsVWQQhf3vs21MhPMZpMGSht7O/2vFW2xusFUVOs=
-github.com/cockroachdb/pebble v1.1.5 h1:5AAWCBWbat0uE0blr8qzufZP5tBjkRyy/jWe1QWLnvw=
-github.com/cockroachdb/pebble v1.1.5/go.mod h1:17wO9el1YEigxkP/YtV8NtCivQDgoCyBg5c4VR/eOWo=
-github.com/cockroachdb/redact v1.1.5 h1:u1PMllDkdFfPWaNGMyLD1+so+aq3uUItthCFqzwPJ30=
-github.com/cockroachdb/redact v1.1.5/go.mod h1:BVNblN9mBWFyMyqK1k3AAiSxhvhfK2oOZZ2lK+dpvRg=
-github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06 h1:zuQyyAKVxetITBuuhv3BI9cMrmStnpT18zmgmTxunpo=
-github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06/go.mod h1:7nc4anLGjupUW/PeY5qiNYsdNXj7zopG+eqsS7To5IQ=
 github.com/consensys/gnark-crypto v0.19.2 h1:qrEAIXq3T4egxqiliFFoNrepkIWVEeIYwt3UL0fvS80=
 github.com/consensys/gnark-crypto v0.19.2/go.mod h1:rT23F0XSZqE0mUA0+pRtnL56IbPxs6gp4CeRsBk4XS0=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
-github.com/cpuguy83/go-md2man/v2 v2.0.5 h1:ZtcqGrnekaHpVLArFSe4HK5DoKx1T0rq2DwVB0alcyc=
+github.com/crate-crypto/go-eth-kzg v1.4.0 h1:WzDGjHk4gFg6YzV0rJOAsTK4z3Qkz5jd4RE3DAvPFkg=
-github.com/cpuguy83/go-md2man/v2 v2.0.5/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/crate-crypto/go-eth-kzg v1.4.0/go.mod h1:J9/u5sWfznSObptgfa92Jq8rTswn6ahQWEuiLHOjCUI=
-github.com/crate-crypto/go-eth-kzg v1.5.0 h1:FYRiJMJG2iv+2Dy3fi14SVGjcPteZ5HAAUe4YWlJygc=
+github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a h1:W8mUrRp6NOVl3J+MYp5kPMoUZPp7aOYHtaua31lwRHg=
-github.com/crate-crypto/go-eth-kzg v1.5.0/go.mod h1:J9/u5sWfznSObptgfa92Jq8rTswn6ahQWEuiLHOjCUI=
+github.com/crate-crypto/go-ipa v0.0.0-20240724233137-53bbb0ceb27a/go.mod h1:sTwzHBvIzm2RfVCGNEBZgRyjwK40bVoun3ZnGOCafNM=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/dchest/siphash v1.2.3 h1:QXwFc8cFOR2dSa/gE6o/HokBMWtLUaNDVd+22aKHeEA=
-github.com/dchest/siphash v1.2.3/go.mod h1:0NvQU092bT0ipiFN++/rXm69QG9tVxLAlQHIXMPAkHc=
 github.com/deckarep/golang-set/v2 v2.8.0 h1:swm0rlPCmdWn9mESxKOjWk8hXSqoxOp+ZlfuyaAdFlQ=
 github.com/deckarep/golang-set/v2 v2.8.0/go.mod h1:VAky9rY/yGXJOLEDv3OMci+7wtDpOF4IN+y82NBOac4=
 github.com/decred/dcrd/crypto/blake256 v1.1.0 h1:zPMNGQCm0g4QTY27fOCorQW7EryeQ/U0x++OzVrdms8=
@@ -68,18 +46,20 @@ github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.0 h1:NMZiJj8QnKe1LgsbDayM4UoHwbvw
 github.com/decred/dcrd/dcrec/secp256k1/v4 v4.4.0/go.mod h1:ZXNYxsqcloTdSy/rNShjYzMhyjf0LaoftYK0p+A3h40=
 github.com/emicklei/dot v1.6.2 h1:08GN+DD79cy/tzN6uLCT84+2Wk9u+wvqP+Hkx/dIR8A=
 github.com/emicklei/dot v1.6.2/go.mod h1:DeV7GvQtIw4h2u73RKBkkFdvVAz0D9fzeJrgPW6gy/s=
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@@ -90,14 +70,11 @@ github.com/gagliardetto/solana-go v1.14.0 h1:3WfAi70jOOjAJ0deFMjdhFYlLXATF4tOQXs
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@@ -105,33 +82,16 @@ github.com/gofrs/flock v0.12.1 h1:MTLVXXHf8ekldpJk3AKicLij9MdwOWkZ+a/jHHZby9E=
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@@ -140,14 +100,10 @@ github.com/hashicorp/go-retryablehttp v0.7.5 h1:bJj+Pj19UZMIweq/iie+1u5YCdGrnxCT
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@@ -175,8 +131,6 @@ github.com/ipfs/go-log/v2 v2.5.1 h1:1XdUzF7048prq4aBjDQQ4SL5RxftpRGdXhNRwKSAlcY=
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@@ -209,6 +163,10 @@ github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
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@@ -216,19 +174,14 @@ github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stg
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@@ -248,51 +201,27 @@ github.com/multiformats/go-multihash v0.2.3 h1:7Lyc8XfX/IY2jWb/gI7JP+o7JEq9hOa7B
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@@ -319,8 +250,6 @@ github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu
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+go.opentelemetry.io/otel/trace v1.35.0/go.mod h1:WUk7DtFp1Aw2MkvqGdwiXYDZZNvA/1J8o6xRXLrIkyc=
-go.opentelemetry.io/otel/trace v1.40.0 h1:WA4etStDttCSYuhwvEa8OP8I5EWu24lkOzp+ZYblVjw=
-go.opentelemetry.io/otel/trace v1.40.0/go.mod h1:zeAhriXecNGP/s2SEG3+Y8X9ujcJOTqQ5RgdEJcawiA=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
@@ -399,10 +315,8 @@ golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20220214200702-86341886e292/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
+golang.org/x/crypto v0.43.0 h1:dduJYIi3A3KOfdGOHX8AVZ/jGiyPa3IbBozJ5kNuE04=
-golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
+golang.org/x/crypto v0.43.0/go.mod h1:BFbav4mRNlXJL4wNeejLpWxB7wMbc79PdRGhWKncxR0=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
@@ -415,19 +329,16 @@ golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
+golang.org/x/net v0.46.0 h1:giFlY12I07fugqwPuWJi68oOnpfqFnJIJzaIIm2JVV4=
-golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
+golang.org/x/net v0.46.0/go.mod h1:Q9BGdFy1y4nkUwiLvT5qtyhAnEHgnQ/zd8PfU6nc210=
-golang.org/x/oauth2 v0.35.0 h1:Mv2mzuHuZuY2+bkyWXIHMfhNdJAdwW3FuWeCPYN5GVQ=
-golang.org/x/oauth2 v0.35.0/go.mod h1:lzm5WQJQwKZ3nwavOZ3IS5Aulzxi68dUSgRHujetwEA=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
-golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -435,20 +346,17 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.37.0 h1:fdNQudmxPjkdUTPnLn5mdQv7Zwvbvpaxqs831goi9kQ=
-golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.37.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
-golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
-golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.38.0 h1:PQ5pkm/rLO6HnxFR7N2lJHOZX6Kez5Y1gDSJla6jo7Q=
+golang.org/x/term v0.36.0 h1:zMPR+aF8gfksFprF/Nc/rd1wRS1EI6nDBGyWAvDzx2Q=
-golang.org/x/term v0.38.0/go.mod h1:bSEAKrOT1W+VSu9TSCMtoGEOUcKxOKgl3LE5QEF/xVg=
+golang.org/x/term v0.36.0/go.mod h1:Qu394IJq6V6dCBRgwqshf3mPF85AqzYEzofzRdZkWss=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
+golang.org/x/text v0.30.0 h1:yznKA/E9zq54KzlzBEAWn1NXSQ8DIp/NYMy88xJjl4k=
-golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
+golang.org/x/text v0.30.0/go.mod h1:yDdHFIX9t+tORqspjENWgzaCVXgk0yYnYuSZ8UzzBVM=
 golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
 golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -461,23 +369,19 @@ golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.42.0 h1:uNgphsn75Tdz5Ji2q36v/nsFSfR/9BRFvqhGBaJGd5k=
-golang.org/x/tools v0.42.0/go.mod h1:Ma6lCIwGZvHK6XtgbswSoWroEkhugApmsXyrUmBhfr0=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 h1:+cNy6SZtPcJQH3LJVLOSmiC7MMxXNOb3PU/VUEz+EhU=
 golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028/go.mod h1:NDW/Ps6MPRej6fsCIbMTohpP40sJ/P/vI1MoTEGwX90=
-google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
-google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/natefinch/lumberjack.v2 v2.2.1 h1:bBRl1b0OH9s/DuPhuXpNl+VtCaJXFZ5/uEFST95x9zc=
+gopkg.in/square/go-jose.v2 v2.6.0 h1:NGk74WTnPKBNUhNzQX7PYcTLUjoq7mzKk2OKbvwk2iI=
-gopkg.in/natefinch/lumberjack.v2 v2.2.1/go.mod h1:YD8tP3GAjkrDg1eZH7EGmyESg/lsYskCTPBJVb9jqSc=
+gopkg.in/square/go-jose.v2 v2.6.0/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=

internal/server/auth.go

@@ -1,84 +0,0 @@
-package server
-
-import (
-	"context"
-	"crypto/ecdsa"
-	"crypto/rand"
-	"crypto/x509"
-	"encoding/hex"
-	"encoding/pem"
-	"fmt"
-	"time"
-
-	"github.com/golang-jwt/jwt/v5"
-	x402http "github.com/x402-foundation/x402/go/v2/http"
-)
-
-type CDPAuth struct {
-	keyName       string
-	privateKey    *ecdsa.PrivateKey
-	signingMethod jwt.SigningMethod
-}
-
-func NewCDPAuth(keyName, privateKeyPEM string) (*CDPAuth, error) {
-	block, _ := pem.Decode([]byte(privateKeyPEM))
-	if block == nil {
-		return nil, fmt.Errorf("failed to decode PEM block")
-	}
-
-	var signingMethod jwt.SigningMethod
-	privKey, err := x509.ParseECPrivateKey(block.Bytes)
-	if err != nil {
-		parsed, err := x509.ParsePKCS8PrivateKey(block.Bytes)
-		if err != nil {
-			return nil, fmt.Errorf("failed to parse private key: %w", err)
-		}
-		var ok bool
-		privKey, ok = parsed.(*ecdsa.PrivateKey)
-		if !ok {
-			return nil, fmt.Errorf("not an ECDSA private key")
-		}
-		signingMethod = jwt.SigningMethodEdDSA
-	} else {
-		signingMethod = jwt.SigningMethodES256
-	}
-	return &CDPAuth{
-		keyName:       keyName,
-		privateKey:    privKey,
-		signingMethod: signingMethod,
-	}, nil
-}
-
-func (a *CDPAuth) generateBearerToken(method, path string) (string, error) {
-	nonceBytes := make([]byte, 16)
-	if _, err := rand.Read(nonceBytes); err != nil {
-		return "", err
-	}
-	nonce := hex.EncodeToString(nonceBytes)
-	uri := fmt.Sprintf("%s api.cdp.coinbase.com%s", method, path)
-	now := time.Now().Unix()
-	claims := jwt.MapClaims{
-		"sub":  a.keyName,
-		"iss":  "cdp",
-		"nbf":  now,
-		"exp":  now + 120,
-		"uris": []string{uri},
-	}
-
-	token := jwt.NewWithClaims(a.signingMethod, claims)
-	token.Header["kid"] = a.keyName
-	token.Header["nonce"] = nonce
-
-	return token.SignedString(a.privateKey)
-}
-
-func (a *CDPAuth) GetAuthHeaders(ctx context.Context) (x402http.AuthHeaders, error) {
-	verify, _ := a.generateBearerToken("POST", "/platform/v2/x402/verify")
-	settle, _ := a.generateBearerToken("POST", "/platform/v2/x402/settle")
-	supported, _ := a.generateBearerToken("GET", "/platform/v2/x402/supported")
-	return x402http.AuthHeaders{
-		Verify:    map[string]string{"Authorization": "Bearer " + verify},
-		Settle:    map[string]string{"Authorization": "Bearer " + settle},
-		Supported: map[string]string{"Authorization": "Bearer " + supported},
-	}, nil
-}

internal/server/metricsMiddleware.go

@@ -5,7 +5,8 @@ import (
 	"net/http"
 	"time"
 
-	"github.com/modelcontextprotocol/go-sdk/mcp"
+	"github.com/mark3labs/mcp-go/mcp"
+	"github.com/mark3labs/mcp-go/server"
 	log "github.com/nacorid/logger"
 	"github.com/nacorid/naco-api/internal/utils"
 )
@@ -22,18 +23,15 @@ func NewMetricsHook() *MetricsMiddleware {
 	}
 }
 
-func (mh *MetricsMiddleware) OnCall(next mcp.MethodHandler) mcp.MethodHandler {
+func (mh *MetricsMiddleware) OnCall(next server.ToolHandlerFunc) server.ToolHandlerFunc {
-	return func(ctx context.Context, method string, request mcp.Request) (mcp.Result, error) {
+	return func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		if method == "tools/call" {
+		start := time.Now()
-			start := time.Now()
+		mh.requestsBucket.Increment()
-			mh.requestsBucket.Increment()
+		mh.totalRequests.Increment()
-			mh.totalRequests.Increment()
+		result, err := next(ctx, request)
-			result, err := next(ctx, method, request)
+		duration := time.Since(start)
-			duration := time.Since(start)
+		log.DebugWithContext(ctx, "MetricsMiddleware: MCP Handler", "duration", duration)
-			log.DebugWithContext(ctx, "MetricsMiddleware: MCP Handler", "duration", duration)
+		return result, err
-			return result, err
-		}
-		return next(ctx, method, request)
 	}
 }
 

internal/server/rateLimitMiddleware.go

@@ -8,8 +8,8 @@ import (
 	"strings"
 	"sync"
 
-	"github.com/modelcontextprotocol/go-sdk/mcp"
+	"github.com/mark3labs/mcp-go/mcp"
-	log "github.com/nacorid/logger"
+	"github.com/mark3labs/mcp-go/server"
 	"golang.org/x/time/rate"
 )
 
@@ -45,32 +45,23 @@ func (m *RateLimitMiddleware) getLimiter(sessionID string) *rate.Limiter {
 	return limiter
 }
 
-func (m *RateLimitMiddleware) OnCall(next mcp.MethodHandler) mcp.MethodHandler {
+func (m *RateLimitMiddleware) OnCall(next server.ToolHandlerFunc) server.ToolHandlerFunc {
-	return func(ctx context.Context, method string, req mcp.Request) (mcp.Result, error) {
+	return func(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-		if method == "tools/call" {
+		if slices.Contains(m.request, req.Params.Name) {
-			callReq, ok := req.(*mcp.CallToolRequest)
+			var sessionID string
-			if ok && slices.Contains(m.request, callReq.Params.Name) {
+			session := server.ClientSessionFromContext(ctx)
-				var sessionID string
+			if session == nil {
-				session := req.GetSession()
+				sessionID = getClientIP(req.Header)
-				if session == nil || session.ID() == "" {
+			} else {
-					if extra := req.GetExtra(); extra != nil {
+				sessionID = session.SessionID()
-						sessionID = getClientIP(req.GetExtra().Header)
+			}
-					} else {
+			limiter := m.getLimiter(sessionID)
-						log.WarnWithContext(ctx, "No session or extra information found in request; using 'unknown' as session ID")
+
-						sessionID = "unknown"
+			if !limiter.Allow() {
-					}
+				return nil, fmt.Errorf("rate limit exceeded for session %s\nRatelimit: %v requests per second", sessionID, limiter.Limit())
-				} else {
-					sessionID = session.ID()
-				}
-				limiter := m.getLimiter(sessionID)
-
-				if !limiter.Allow() {
-					return nil, fmt.Errorf("rate limit exceeded for session %s\nRatelimit: %v requests per second", sessionID, limiter.Limit())
-				}
 			}
-			return next(ctx, method, req)
 		}
-		return next(ctx, method, req)
+		return next(ctx, req)
 	}
 }
 

internal/server/server.go

@@ -2,7 +2,6 @@ package server
 
 import (
 	"context"
-	"encoding/json"
 	"fmt"
 	"net/http"
 	"os"
@@ -10,7 +9,11 @@ import (
 	"time"
 
 	"github.com/bluesky-social/indigo/api/bsky"
-	"github.com/modelcontextprotocol/go-sdk/mcp"
+	"github.com/mark3labs/mcp-go/mcp"
+	mcpserver "github.com/mark3labs/mcp-go/server"
+	x402go "github.com/mark3labs/x402-go"
+	x402http "github.com/mark3labs/x402-go/http"
+	"github.com/mark3labs/x402-go/signers/coinbase"
 	log "github.com/nacorid/logger"
 	"github.com/nacorid/naco-api/internal/activitypub"
 	"github.com/nacorid/naco-api/internal/bluesky"
@@ -19,9 +22,6 @@ import (
 	"github.com/nacorid/naco-api/internal/store"
 	"github.com/nacorid/naco-api/internal/utils"
 	"github.com/nacorid/naco-api/internal/x402"
-	x402v2 "github.com/x402-foundation/x402/go/v2"
-	x402http "github.com/x402-foundation/x402/go/v2/http/nethttp"
-	"github.com/x402-foundation/x402/go/v2/types"
 )
 
 type Server struct {
@@ -39,7 +39,7 @@ func New(ctx context.Context, db *store.Queries, ap *activitypub.APClient, bsky
 	rateLimits := NewRateLimitMiddleware(float64(1.0/10.0), 2, []string{"getFeed"})
 	metrics := NewMetricsHook()
 	toolChain := x402.X402Middlewares{
-		MCPMiddleware: []mcp.Middleware{
+		MCPMiddleware: []mcpserver.ToolHandlerMiddleware{
 			metrics.OnCall,
 			rateLimits.OnCall,
 		},
@@ -48,43 +48,86 @@ func New(ctx context.Context, db *store.Queries, ap *activitypub.APClient, bsky
 			rateLimits.OnCallHTTP,
 		},
 	}
-	auth, err := NewCDPAuth(cfg.ApiKey, cfg.ApiSecret)
+	auth, err := coinbase.NewCDPAuth(cfg.ApiKey, cfg.ApiSecret, "")
 	if err != nil {
 		log.FatalWithContext(ctx, "failed to create CDP auth", "error", err)
 	}
-
 	srv, err := x402.NewX402Server(
 		"x402 enabled Bluesky lookingglass for autonomous Agents",
-		"0.2.0",
+		"0.1.0",
-		cfg.X402FacilitatorURL,
+		&x402http.Config{
-		auth,
+			FacilitatorURL: cfg.X402FacilitatorURL,
-		toolChain,
+			FacilitatorAuthorizationProvider: func(r *http.Request) string {
-		func(w http.ResponseWriter, r *http.Request, resp *x402v2.SettleResponse) {
+				token, err := auth.GenerateBearerToken(r.Method, r.URL.Path)
-			requirements, ok := x402http.RequirementsFromContext(r.Context())
+				if err != nil {
-			if !ok {
+					log.FatalWithContext(ctx, "failed to generate auth token", "error", err)
-				log.WarnWithContext(r.Context(), "failed to extract payment requirements from context during settlement hook")
+					return ""
-				return
+				}
-			}
+				return "Bearer " + token
-
+			},
-			amount := requirements.Amount
+			FacilitatorOnAfterSettle: func(ctx context.Context, pp x402go.PaymentPayload, pr x402go.PaymentRequirement, sr *x402go.SettlementResponse, errVal error) {
-			asset := requirements.Asset
+				var amount string
-			to := requirements.PayTo
+				if errVal != nil {
-			_ = settleHook(r.Context(), db, resp.Transaction, amount, asset, string(resp.Network), to, resp.Payer)
+					log.ErrorWithContext(ctx, "Payment settlement failed", "error", errVal)
+					amount = "0"
+				} else {
+					if payload, ok := pp.Payload.(map[string]interface{}); ok {
+						if auth, ok := payload["Authorization"].(map[string]interface{}); ok {
+							if value, ok := auth["Value"].(string); ok {
+								amount = value
+							}
+						}
+					}
+				}
+				var to string
+				if payload, ok := pp.Payload.(map[string]interface{}); ok {
+					if auth, ok := payload["Authorization"].(map[string]interface{}); ok {
+						if value, ok := auth["To"].(string); ok {
+							to = value
+						}
+					}
+				}
+				var from string
+				if payload, ok := pp.Payload.(map[string]interface{}); ok {
+					if auth, ok := payload["Authorization"].(map[string]interface{}); ok {
+						if value, ok := auth["From"].(string); ok {
+							from = value
+						}
+					}
+				}
+				ret, err := db.SaveTransaction(ctx, store.SaveTransactionParams{
+					X402TransactionHash: sr.Transaction,
+					Amount:              amount,
+					Asset:               pr.Asset,
+					Network:             sr.Network,
+					Recipient:           to,
+					Sender:              from,
+				})
+				var id int64 = 0
+				if len(ret) > 0 {
+					id = ret[0].ID
+				}
+				fields := log.Fields{
+					"transaction_id":        id,
+					"X402_transaction_hash": sr.Transaction,
+					"amount":                amount,
+					"asset":                 pr.Asset,
+					"network":               sr.Network,
+					"recipient":             to,
+					"sender":                from,
+				}
+				if err != nil {
+					log.WithFields(fields).ErrorWithContext(ctx, "Failed to save transaction", "value", ret, "error", err)
+				}
+				log.WithFields(fields).DebugWithContext(ctx, "Saved transaction")
+			},
 		},
+		toolChain,
 	)
 	if err != nil {
 		log.FatalWithContext(ctx, "failed to create x402 server", "error", err)
 	}
 
-	srv.OnAfterSettle(func(settleCtx x402v2.SettleResultContext) error {
-		amount := settleCtx.Requirements.GetAmount()
-		asset := settleCtx.Requirements.GetAsset()
-		to := settleCtx.Requirements.GetPayTo()
-		from := settleCtx.Result.Payer
-
-		return settleHook(settleCtx.Ctx, db, settleCtx.Result.Transaction, amount, asset, string(settleCtx.Result.Network), to, from)
-	})
-
 	s := &Server{
 		listenAddress: cfg.ListenAddress,
 		permissions:   cfg.UnixSocketPermissions,
@@ -102,253 +145,244 @@ func New(ctx context.Context, db *store.Queries, ap *activitypub.APClient, bsky
 }
 
 func (s *Server) registerTools() {
-	extra := map[string]any{
+	chainConfig := x402go.BaseMainnet
-		"OutputSchema": Schema{
+
-			Input: InputSchema{
+	requirement, err := newUSDCPaymentRequirement(x402go.USDCRequirementConfig{
-				Type:         "HTTP",
+		Chain:             chainConfig,
-				Method:       "POST",
+		Amount:            "0.01",
-				Discoverable: true,
+		RecipientAddress:  s.x402Wallet,
-				BodyFields: map[string]any{
+		Description:       "Get a specific post from a specific actor",
-					"actor": Bodyfield{
+		MaxTimeoutSeconds: 60,
+	},
+		&x402go.OutputSchema{
+			Input: x402go.InputSchema{
+				Type:     x402go.InputSchemaTypeHTTP,
+				Method:   x402go.InputSchemaMethodPOST,
+				BodyType: x402go.InputSchemaBodyTypeJSON,
+				BodyFields: map[string]x402go.FieldDef{
+					"actor": {
 						Type:        "string",
 						Description: "Did or handle of an actor",
 						Required:    true,
 					},
-					"rkey": Bodyfield{
+					"rkey": {
 						Type:        "string",
 						Description: "Record key of the post",
 						Required:    true,
 					},
-					"collection": Bodyfield{
+					"collection": {
 						Type:        "string",
 						Description: "Collection the post belongs to. Defaults to 'app.bsky.feed.post'",
 						Required:    false,
 					},
 				},
 			},
-			Output: map[string]any{
+			Output: map[string]x402go.FieldDef{
-				"actor": Bodyfield{
+				"actor": {
 					Type:        "string",
 					Description: "Did of the actor",
 				},
-				"post": Bodyfield{
+				"post": {
 					Type:        "object",
 					Description: "The post object. Includes the post content 'content', like 'likes', quote 'quotes', replies 'replies' and repost 'reposts' count",
 				},
 			},
 		},
+	)
+	if err != nil {
+		log.Fatal("failed to create payment requirement", "error", err)
 	}
-
+	requirements := []x402go.PaymentRequirement{requirement}
-	requirement := types.PaymentRequirements{
-		Scheme:            "exact",
-		Network:           "eip155:8453",
-		Asset:             "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-		Amount:            "10000",
-		PayTo:             s.x402Wallet,
-		MaxTimeoutSeconds: 60,
-		Extra:             extra,
-	}
-	requirements := []types.PaymentRequirements{requirement}
 	s.mcpHandler.AddPayableTool(
-		mcp.Tool{Name: "getPost",
+		mcp.NewTool("getPost",
-			Description:  "Get a specific post from a specific actor",
+			mcp.WithDescription("Get a specific post from a specific actor"),
-			InputSchema:  GetPostRequest{},
+			mcp.WithInputSchema[GetPostRequest](),
-			OutputSchema: GetPostResponsePost{},
+			mcp.WithOutputSchema[GetPostResponsePost](),
-		},
+		),
-		s.getPost,
+		mcp.NewStructuredToolHandler(s.getPost),
 		requirements...,
 	)
 
-	extra = map[string]any{
+	requirement, err = newUSDCPaymentRequirement(x402go.USDCRequirementConfig{
-		"OutputSchema": Schema{
+		Chain:             chainConfig,
-			Input: InputSchema{
+		Amount:            "0.10",
-				Type:         "HTTP",
+		RecipientAddress:  s.x402Wallet,
-				Method:       "POST",
+		Description:       "Get the latest n posts from a specific actor",
-				Discoverable: true,
+		MaxTimeoutSeconds: 60,
-				BodyFields: map[string]any{
+	},
-					"actor": Bodyfield{
+		&x402go.OutputSchema{
+			Input: x402go.InputSchema{
+				Type:     x402go.InputSchemaTypeHTTP,
+				Method:   x402go.InputSchemaMethodPOST,
+				BodyType: x402go.InputSchemaBodyTypeJSON,
+				BodyFields: map[string]x402go.FieldDef{
+					"actor": {
 						Type:        "string",
 						Description: "Did or handle of an actor",
 						Required:    true,
 					},
-					"n": Bodyfield{
+					"n": {
 						Type:        "integer",
 						Description: "Number of posts to retrieve, maximum 50",
 						Required:    true,
 					},
 				},
 			},
-			Output: map[string]any{
+			Output: map[string]x402go.FieldDef{
-				"actor": Bodyfield{
+				"actor": {
 					Type:        "string",
 					Description: "Did of an actor",
 				},
-				"posts": Bodyfield{
+				"posts": {
 					Type:        "array",
 					Description: "Array of post objects. Each includes the post content 'content', like 'likes', quote 'quotes', replies 'replies' and repost 'reposts' count",
 				},
 			},
 		},
+	)
+	if err != nil {
+		log.Fatal("failed to create payment requirement", "error", err)
 	}
-
+	requirements = []x402go.PaymentRequirement{requirement}
-	requirement = types.PaymentRequirements{
-		Scheme:            "exact",
-		Network:           "eip155:8453",
-		Asset:             "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-		Amount:            "100000",
-		PayTo:             s.x402Wallet,
-		MaxTimeoutSeconds: 60,
-		Extra:             extra,
-	}
-
-	requirements = []types.PaymentRequirements{requirement}
 
 	s.mcpHandler.AddPayableTool(
-		mcp.Tool{Name: "getLatestPosts",
+		mcp.NewTool("getLatestPosts",
-			Description:  "Get the latest n posts from a specific actor",
+			mcp.WithDescription("Get the latest n posts from a specific actor"),
-			InputSchema:  GetLatestPostsRequest{},
+			mcp.WithInputSchema[GetLatestPostsRequest](),
-			OutputSchema: GetLatestPostsResponse{},
+			mcp.WithOutputSchema[GetLatestPostsResponse](),
-		},
+		),
-		s.getLatestPosts,
+		mcp.NewStructuredToolHandler(s.getLatestPosts),
 		requirements...,
 	)
 
-	extra = map[string]any{
+	requirement, err = newUSDCPaymentRequirement(x402go.USDCRequirementConfig{
-		"OutputSchema": Schema{
+		Chain:             chainConfig,
-			Input: InputSchema{
+		Amount:            "0.10",
-				Type:         "HTTP",
+		RecipientAddress:  s.x402Wallet,
-				Method:       "POST",
+		Description:       "Get posts from a specific actor in a time range",
-				Discoverable: true,
+		MaxTimeoutSeconds: 60,
-				BodyFields: map[string]any{
+	},
-					"actor": Bodyfield{
+		&x402go.OutputSchema{
+			Input: x402go.InputSchema{
+				Type:     x402go.InputSchemaTypeHTTP,
+				Method:   x402go.InputSchemaMethodPOST,
+				BodyType: x402go.InputSchemaBodyTypeJSON,
+				BodyFields: map[string]x402go.FieldDef{
+					"actor": {
 						Type:        "string",
 						Description: "Did or handle of an actor",
 						Required:    true,
 					},
-					"start": Bodyfield{
+					"start": {
 						Type:        "string",
 						Description: "Start time in RFC3339 format",
 						Required:    true,
 					},
-					"end": Bodyfield{
+					"end": {
 						Type:        "string",
 						Description: "End time in RFC3339 format",
 						Required:    true,
 					},
-					"n": Bodyfield{
+					"n": {
 						Type:        "integer",
 						Description: "Maximum number of posts to retrieve, maximum 50",
 						Required:    true,
 					},
 				},
 			},
-			Output: map[string]any{
+			Output: map[string]x402go.FieldDef{
-				"actor": Bodyfield{
+				"actor": {
 					Type:        "string",
 					Description: "Did of an actor",
 				},
-				"posts": Bodyfield{
+				"posts": {
 					Type:        "array",
 					Description: "Array of post objects. Each includes the post content 'content', like 'likes', quote 'quotes', replies 'replies' and repost 'reposts' count",
 				},
 			},
 		},
+	)
+	if err != nil {
+		log.Fatal("failed to create payment requirement", "error", err)
 	}
-
+	requirements = []x402go.PaymentRequirement{requirement}
-	requirement = types.PaymentRequirements{
-		Scheme:            "exact",
-		Network:           "eip155:8453",
-		Asset:             "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-		Amount:            "100000",
-		PayTo:             s.x402Wallet,
-		MaxTimeoutSeconds: 60,
-		Extra:             extra,
-	}
-
-	requirements = []types.PaymentRequirements{requirement}
 
 	s.mcpHandler.AddPayableTool(
-		mcp.Tool{Name: "getPostsInTime",
+		mcp.NewTool("getPostsInTime",
-			Description:  "Get posts from a specific actor in a time range",
+			mcp.WithDescription("Get posts from a specific actor in a time range"),
-			InputSchema:  GetPostsInTimeRequest{},
+			mcp.WithInputSchema[GetPostsInTimeRequest](),
-			OutputSchema: GetPostsInTimeResponse{},
+			mcp.WithOutputSchema[GetPostsInTimeResponse](),
-		},
+		),
-		s.getPostsInTime,
+		mcp.NewStructuredToolHandler(s.getPostsInTime),
 		requirements...,
 	)
 
-	extra = map[string]any{
+	requirement, err = newUSDCPaymentRequirement(x402go.USDCRequirementConfig{
-		"OutputSchema": Schema{
+		Chain:             chainConfig,
-			Input: InputSchema{
+		Amount:            "0.50",
-				Type:         "HTTP",
+		RecipientAddress:  s.x402Wallet,
-				Method:       "POST",
+		Description:       "Get an actor's style Profile",
-				Discoverable: true,
+		MaxTimeoutSeconds: 60,
-				BodyFields: map[string]any{
+	},
-					"actor": Bodyfield{
+		&x402go.OutputSchema{
+			Input: x402go.InputSchema{
+				Type:     x402go.InputSchemaTypeHTTP,
+				Method:   x402go.InputSchemaMethodPOST,
+				BodyType: x402go.InputSchemaBodyTypeJSON,
+				BodyFields: map[string]x402go.FieldDef{
+					"actor": {
 						Type:        "string",
 						Description: "Did or handle of an actor",
 						Required:    true,
 					},
 				},
 			},
-			Output: map[string]any{
+			Output: map[string]x402go.FieldDef{
-				"PersonaEmbedding": Bodyfield{
+				"PersonaEmbedding": {
 					Type:        "array",
 					Description: "Embedding vector representing the actor's persona",
 				},
-				"TopKeywords": Bodyfield{
+				"TopKeywords": {
 					Type:        "array",
 					Description: "Top words used by the actor",
 				},
-				"StyleSummary": Bodyfield{
+				"StyleSummary": {
 					Type:        "string",
 					Description: "Summary of the actor's writing style",
 				},
-				"PostCount": Bodyfield{
+				"PostCount": {
 					Type:        "integer",
 					Description: "Number of posts analyzed",
 				},
 			},
 		},
+	)
+	if err != nil {
+		log.Fatal("failed to create payment requirement", "error", err)
 	}
-
+	requirements = []x402go.PaymentRequirement{requirement}
-	requirement = types.PaymentRequirements{
-		Scheme:            "exact",
-		Network:           "eip155:8453",
-		Asset:             "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-		Amount:            "100000",
-		PayTo:             s.x402Wallet,
-		MaxTimeoutSeconds: 60,
-		Extra:             extra,
-	}
-
-	requirements = []types.PaymentRequirements{requirement}
 
 	s.mcpHandler.AddPayableTool(
-		mcp.Tool{Name: "getStyleProfile",
+		mcp.NewTool("getStyleProfile",
-			Description:  "Get an actor's style Profile",
+			mcp.WithDescription("Get an actor's style Profile"),
-			InputSchema:  GetStyleProfileRequest{},
+			mcp.WithInputSchema[GetStyleProfileRequest](),
-			OutputSchema: GetStyleProfileResponse{},
+			mcp.WithOutputSchema[GetStyleProfileResponse](),
-		},
+		),
-		s.getStyleProfile,
+		mcp.NewStructuredToolHandler(s.getStyleProfile),
 		requirements...,
 	)
 
 	s.mcpHandler.AddTool(
-		mcp.Tool{Name: "getFeed",
+		mcp.NewTool("getFeed",
-			Description:  "Get a feed by its URI",
+			mcp.WithDescription("Get a feed by its URI"),
-			InputSchema:  GetFeedRequest{},
+			mcp.WithInputSchema[GetFeedRequest](),
-			OutputSchema: GetFeedResponse{},
+			mcp.WithOutputSchema[GetFeedResponse](),
-		},
+		),
-		s.getFeed,
+		mcp.NewStructuredToolHandler(s.getFeed),
 	)
 }
 
-func (s *Server) getPost(ctx context.Context, request *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+func (s *Server) getPost(ctx context.Context, request mcp.CallToolRequest, args GetPostRequest) (*GetPostResponsePost, error) {
-	var args GetPostRequest
-	if err := json.Unmarshal(request.Params.Arguments, &args); err != nil {
-		return nil, fmt.Errorf("invalid arguments: %w", err)
-	}
 	if args.Author == "" {
 		return nil, fmt.Errorf("author must be a valid did or handle")
 	}
@@ -363,7 +397,7 @@ func (s *Server) getPost(ctx context.Context, request *mcp.CallToolRequest) (*mc
 	if !ok {
 		return nil, fmt.Errorf("record is not a feed post")
 	}
-	resp := GetPostResponsePost{
+	return &GetPostResponsePost{
 		Author:    res.Author.Did,
 		Content:   post.Text,
 		Likes:     *res.LikeCount,
@@ -371,25 +405,10 @@ func (s *Server) getPost(ctx context.Context, request *mcp.CallToolRequest) (*mc
 		Quotes:    *res.QuoteCount,
 		Replies:   *res.ReplyCount,
 		CreatedAt: post.CreatedAt,
-	}
-
-	respBytes, err := json.Marshal(resp)
-	if err != nil {
-		return nil, err
-	}
-
-	return &mcp.CallToolResult{
-		Content: []mcp.Content{
-			&mcp.TextContent{Text: string(respBytes)},
-		},
 	}, nil
 }
 
-func (s *Server) getLatestPosts(ctx context.Context, request *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+func (s *Server) getLatestPosts(ctx context.Context, request mcp.CallToolRequest, args GetLatestPostsRequest) (*GetLatestPostsResponse, error) {
-	var args GetLatestPostsRequest
-	if err := json.Unmarshal(request.Params.Arguments, &args); err != nil {
-		return nil, fmt.Errorf("invalid arguments: %w", err)
-	}
 	if args.Author == "" {
 		return nil, fmt.Errorf("author must be a valid did or handle")
 	}
@@ -423,28 +442,13 @@ func (s *Server) getLatestPosts(ctx context.Context, request *mcp.CallToolReques
 	if author == "" {
 		author = args.Author
 	}
-	resp := GetLatestPostsResponse{
+	return &GetLatestPostsResponse{
 		Author: author,
 		Posts:  posts,
-	}
-
-	respBytes, err := json.Marshal(resp)
-	if err != nil {
-		return nil, err
-	}
-
-	return &mcp.CallToolResult{
-		Content: []mcp.Content{
-			&mcp.TextContent{Text: string(respBytes)},
-		},
 	}, nil
 }
 
-func (s *Server) getPostsInTime(ctx context.Context, request *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+func (s *Server) getPostsInTime(ctx context.Context, request mcp.CallToolRequest, args GetPostsInTimeRequest) (*GetPostsInTimeResponse, error) {
-	var args GetPostsInTimeRequest
-	if err := json.Unmarshal(request.Params.Arguments, &args); err != nil {
-		return nil, fmt.Errorf("invalid arguments: %w", err)
-	}
 	if args.Author == "" {
 		return nil, fmt.Errorf("author must be a valid did or handle")
 	}
@@ -489,28 +493,13 @@ func (s *Server) getPostsInTime(ctx context.Context, request *mcp.CallToolReques
 	if author == "" {
 		author = args.Author
 	}
-	resp := &GetPostsInTimeResponse{
+	return &GetPostsInTimeResponse{
 		Author: author,
 		Posts:  posts,
-	}
-
-	respBytes, err := json.Marshal(resp)
-	if err != nil {
-		return nil, err
-	}
-
-	return &mcp.CallToolResult{
-		Content: []mcp.Content{
-			&mcp.TextContent{Text: string(respBytes)},
-		},
 	}, nil
 }
 
-func (s *Server) getFeed(ctx context.Context, request *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+func (s *Server) getFeed(ctx context.Context, request mcp.CallToolRequest, args GetFeedRequest) (*GetFeedResponse, error) {
-	var args GetFeedRequest
-	if err := json.Unmarshal(request.Params.Arguments, &args); err != nil {
-		return nil, fmt.Errorf("invalid arguments: %w", err)
-	}
 	if args.URI == "" {
 		return nil, fmt.Errorf("feedURI must be a valid feed URI")
 	}
@@ -535,28 +524,13 @@ func (s *Server) getFeed(ctx context.Context, request *mcp.CallToolRequest) (*mc
 			CreatedAt: post.CreatedAt,
 		})
 	}
-	resp := GetFeedResponse{
+	return &GetFeedResponse{
 		URI:   args.URI,
 		Posts: posts,
-	}
-
-	respBytes, err := json.Marshal(resp)
-	if err != nil {
-		return nil, err
-	}
-
-	return &mcp.CallToolResult{
-		Content: []mcp.Content{
-			&mcp.TextContent{Text: string(respBytes)},
-		},
 	}, nil
 }
 
-func (s *Server) getStyleProfile(ctx context.Context, request *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
+func (s *Server) getStyleProfile(ctx context.Context, request mcp.CallToolRequest, args GetStyleProfileRequest) (*GetStyleProfileResponse, error) {
-	var args GetStyleProfileRequest
-	if err := json.Unmarshal(request.Params.Arguments, &args); err != nil {
-		return nil, fmt.Errorf("invalid arguments: %w", err)
-	}
 	if args.Author == "" {
 		return nil, fmt.Errorf("author must be a valid did or handle")
 	}
@@ -571,34 +545,15 @@ func (s *Server) getStyleProfile(ctx context.Context, request *mcp.CallToolReque
 		if err != nil {
 			return nil, err
 		}
-		resp := GetStyleProfileResponse{
+		return &GetStyleProfileResponse{
 			Author:           styleProfile.UserID,
 			PersonaEmbedding: embedding,
 			TopKeywords:      styleProfile.TopKeywords,
 			PostCount:        int(styleProfile.PostCount),
 			StyleSummary:     styleProfile.StyleSummary,
-		}
+		}, err
-
-		respBytes, err := json.Marshal(resp)
-		if err != nil {
-			return nil, err
-		}
-
-		return &mcp.CallToolResult{
-			Content: []mcp.Content{
-				&mcp.TextContent{Text: string(respBytes)},
-			},
-		}, nil
 	}
 
-	platform, err := determinePlatform(args.Author)
-	if err != nil {
-		return nil, err
-	}
-	switch platform {
-	case Bluesky:
-
-	}
 	res, err := s.bskyClient.GetLatestNPosts(ctx, args.Author, 50)
 	if err != nil {
 		return nil, err
@@ -649,16 +604,16 @@ func (s *Server) getStyleProfile(ctx context.Context, request *mcp.CallToolReque
 		SourcePlatform:   "bluesky",
 	}
 
-	profileBytes, err := json.Marshal(profile)
+	return profile, nil
-	if err != nil {
+}
-		return nil, err
-	}
 
-	return &mcp.CallToolResult{
+func newUSDCPaymentRequirement(config x402go.USDCRequirementConfig, schema *x402go.OutputSchema) (x402go.PaymentRequirement, error) {
-		Content: []mcp.Content{
+	req, err := x402go.NewUSDCPaymentRequirement(config)
-			&mcp.TextContent{Text: string(profileBytes)},
+	if err != nil {
-		},
+		return x402go.PaymentRequirement{}, err
-	}, nil
+	}
+	req.OutputSchema = schema
+	return req, nil
 }
 
 func determinePlatform(author string) (platform, error) {
@@ -699,40 +654,6 @@ func determinePlatform(author string) (platform, error) {
 	return -1, fmt.Errorf("unknown author format: %s", author)
 }
 
-func settleHook(ctx context.Context, db *store.Queries, transaction, amount, asset, network, to, from string) error {
-	ret, err := db.SaveTransaction(ctx, store.SaveTransactionParams{
-		X402TransactionHash: transaction,
-		Amount:              amount,
-		Asset:               asset,
-		Network:             network,
-		Recipient:           to,
-		Sender:              from,
-	})
-
-	var id int64 = 0
-	if len(ret) > 0 {
-		id = ret[0].ID
-	}
-
-	fields := log.Fields{
-		"transaction_id":        id,
-		"X402_transaction_hash": transaction,
-		"amount":                amount,
-		"asset":                 asset,
-		"network":               network,
-		"recipient":             to,
-		"sender":                from,
-	}
-
-	if err != nil {
-		log.WithFields(fields).ErrorWithContext(ctx, "Failed to save transaction", "value", ret, "error", err)
-		return err
-	}
-
-	log.WithFields(fields).DebugWithContext(ctx, "Saved transaction")
-	return nil
-}
-
 func (s *Server) Start() error {
 	return s.mcpHandler.Start(s.listenAddress, s.permissions)
 }

internal/server/types.go

@@ -6,18 +6,6 @@ type Bodyfield struct {
 	Required    bool   `json:"required,omitempty"`
 }
 
-type InputSchema struct {
-	BodyFields   map[string]any `json:"bodyFields,omitempty"`
-	Discoverable bool           `json:"discoverable,omitempty"`
-	Method       string         `json:"method,omitempty"`
-	Type         string         `json:"type,omitempty"`
-}
-
-type Schema struct {
-	Input  InputSchema    `json:"input"`
-	Output map[string]any `json:"output"`
-}
-
 type GetLatestPostsRequest struct {
 	Author string `json:"author" jsonschema_description:"Did or handle of an author"`
 	Limit  int    `json:"limit" jsonschema_description:"Number of posts to retrieve"`
@@ -84,16 +72,3 @@ type DCAPMessage struct {
 	TS  int64  `json:"ts" jsonschema_description:"Unix timestamp of the message"`
 	SID string `json:"sid" jsonschema_description:"Server ID, 8-12 characters"`
 }
-
-type platform int
-
-const (
-	ActivityPub platform = iota
-	Bluesky
-	Nostr
-	Twitter
-)
-
-func (p platform) String() string {
-	return [...]string{"ActivityPub", "Bluesky", "Nostr", "Twitter"}[p]
-}

internal/x402/types.go

@@ -0,0 +1,110 @@
+package x402
+
+type InputSchema struct {
+	BodyFields   map[string]any `json:"bodyFields,omitempty"`
+	Discoverable bool           `json:"discoverable,omitempty"`
+	Method       string         `json:"method,omitempty"`
+	Type         string         `json:"type,omitempty"`
+}
+
+type Schema struct {
+	Input  InputSchema    `json:"input"`
+	Output map[string]any `json:"output"`
+}
+
+// PaymentRequirement defines payment requirements for a resource/tool
+// as defined in the x402 specification section 5.1
+type PaymentRequirement struct {
+	Scheme            string            `json:"scheme"`
+	Network           string            `json:"network"`
+	MaxAmountRequired string            `json:"maxAmountRequired"`
+	Asset             string            `json:"asset"`
+	PayTo             string            `json:"payTo"`
+	Resource          string            `json:"resource"`
+	Description       string            `json:"description"`
+	MimeType          string            `json:"mimeType"`
+	OutputSchema      Schema            `json:"outputSchema"`
+	MaxTimeoutSeconds int               `json:"maxTimeoutSeconds"`
+	Extra             map[string]string `json:"extra,omitempty"`
+}
+
+// PaymentRequirements402Response is the HTTP 402 response body
+type PaymentRequirements402Response struct {
+	X402Version int                  `json:"x402Version"`
+	Error       string               `json:"error"`
+	Accepts     []PaymentRequirement `json:"accepts"`
+}
+
+// PaymentPayload represents the X-PAYMENT header content
+// as defined in the x402 specification section 5.2
+type PaymentPayload struct {
+	X402Version int    `json:"x402Version"`
+	Scheme      string `json:"scheme"`
+	Network     string `json:"network"`
+	Payload     struct {
+		Signature     string `json:"signature"`
+		Authorization struct {
+			From        string `json:"from"`
+			To          string `json:"to"`
+			Value       string `json:"value"`
+			ValidAfter  string `json:"validAfter"`
+			ValidBefore string `json:"validBefore"`
+			Nonce       string `json:"nonce"`
+		} `json:"authorization"`
+	} `json:"payload"`
+}
+
+// SettlementResponse is included in X-PAYMENT-RESPONSE header
+// as defined in the x402 specification section 5.3
+type SettleResponse struct {
+	Success     bool   `json:"success"`
+	Transaction string `json:"transaction"`
+	Network     string `json:"network"`
+	Payer       string `json:"payer"`
+	ErrorReason string `json:"errorReason,omitempty"`
+}
+
+// VerifyRequest sent to facilitator /verify endpoint
+// as defined in the x402 specification section 7.1
+// Note: x402Version added at root level for facilitator compatibility
+type VerifyRequest struct {
+	X402Version         int                 `json:"x402Version"`
+	PaymentPayload      *PaymentPayload     `json:"paymentPayload"`
+	PaymentRequirements *PaymentRequirement `json:"paymentRequirements"`
+}
+
+// VerifyResponse from facilitator
+// as defined in the x402 specification section 7.1
+type VerifyResponse struct {
+	IsValid       bool   `json:"isValid"`
+	Payer         string `json:"payer"`
+	InvalidReason string `json:"invalidReason,omitempty"`
+}
+
+// SettleRequest sent to facilitator /settle endpoint
+// as defined in the x402 specification section 7.2
+// Note: x402Version added at root level for facilitator compatibility
+type SettleRequest struct {
+	X402Version         int                 `json:"x402Version"`
+	PaymentPayload      *PaymentPayload     `json:"paymentPayload"`
+	PaymentRequirements *PaymentRequirement `json:"paymentRequirements"`
+}
+
+// Config for X402Server
+type Config struct {
+	// FacilitatorURL is the base URL of the x402 facilitator service
+	FacilitatorURL string
+
+	CbApiKey    *string
+	CbApiSecret *string
+	// PaymentTools maps tool names to their payment requirements
+	// Each tool can have multiple payment options
+	PaymentTools map[string][]PaymentRequirement
+	AllTools     []string
+
+	// VerifyOnly if true, only verifies but doesn't settle payments
+	VerifyOnly bool
+
+	// Verbose if true, logs detailed request and payment information
+	Verbose bool
+}

internal/x402/x402.go

@@ -1,6 +1,8 @@
 package x402
 
 import (
+	"bytes"
+	"context"
 	"encoding/json"
 	"fmt"
 	"io"
@@ -8,284 +10,211 @@ import (
 	"net"
 	"net/http"
 	"os"
-	"reflect"
 	"strings"
 
-	"github.com/google/jsonschema-go/jsonschema"
+	"github.com/mark3labs/mcp-go/mcp"
-	"github.com/modelcontextprotocol/go-sdk/mcp"
+	mcpserver "github.com/mark3labs/mcp-go/server"
+	"github.com/mark3labs/x402-go"
+	x402http "github.com/mark3labs/x402-go/http"
+	"github.com/mark3labs/x402-go/mcp/server"
 	log "github.com/nacorid/logger"
-	x402 "github.com/x402-foundation/x402/go/v2"
-	x402http "github.com/x402-foundation/x402/go/v2/http"
-	nethttp "github.com/x402-foundation/x402/go/v2/http/nethttp"
-	x402mcp "github.com/x402-foundation/x402/go/v2/mcp"
-	evm "github.com/x402-foundation/x402/go/v2/mechanisms/evm/exact/server"
 )
 
 type X402Middlewares struct {
-	MCPMiddleware  []mcp.Middleware
+	MCPMiddleware  []mcpserver.ToolHandlerMiddleware
 	HTTPMiddleware []func(http.Handler) http.Handler
 }
 
-type ToolInfo struct {
+type HTTPMiddleware func(http.Handler) http.Handler
-	Tool         mcp.Tool
-	IsPayable    bool
-	Requirements []x402.PaymentRequirements
-	Handler      mcp.ToolHandler
-}
 
 type X402Server struct {
-	mcpServer          *mcp.Server
+	mcpHandler      *mcpserver.MCPServer
-	x402ResourceServer *x402.X402ResourceServer
+	mcpServer       *server.X402Handler
-	facilitatorClient  *x402http.HTTPFacilitatorClient
+	x402Middlewares map[string]func(http.Handler) http.Handler
-	httpSettlementHook func(w http.ResponseWriter, r *http.Request, resp *x402.SettleResponse)
+	httpConfig      *x402http.Config
-	mux                *http.ServeMux
+	mcpConfig       *server.Config
 
-	name            string
+	toolMiddlewareChain mcpserver.ToolHandlerMiddleware
-	version         string
+	middlewareChain     func(http.Handler) http.Handler
-	middlewareChain func(http.Handler) http.Handler
+	AllEndpoints        []string
-	tools           []ToolInfo
+	Handlers            map[string]mcpserver.ToolHandlerFunc
 }
 
-const VERSION1 = "v1/"
+func (s *X402Server) AddTool(tool mcp.Tool, handler mcpserver.ToolHandlerFunc) {
-
+	s.mcpHandler.AddTool(tool, handler)
-func NewX402Server(name, version string, facilitatorURL string, auth x402http.AuthProvider, mws X402Middlewares, settleHook func(w http.ResponseWriter, r *http.Request, resp *x402.SettleResponse)) (*X402Server, error) {
+	s.AllEndpoints = append(s.AllEndpoints, tool.Name)
-	mcpServer := mcp.NewServer(
+	s.Handlers[tool.Name] = handler
-		&mcp.Implementation{
+	s.x402Middlewares[tool.Name] = noOpMiddleware
-			Name:    name,
-			Version: version,
-		},
-		nil,
-	)
-	for _, mw := range mws.MCPMiddleware {
-		mcpServer.AddReceivingMiddleware(mw)
-	}
-
-	if facilitatorURL == "" {
-		facilitatorURL = "https://facilitator.mogami.tech"
-	}
-	facilitator := x402http.NewHTTPFacilitatorClient(&x402http.FacilitatorConfig{
-		URL:          facilitatorURL,
-		AuthProvider: auth,
-	})
-
-	resourceServer := x402.Newx402ResourceServer(
-		x402.WithFacilitatorClient(facilitator),
-	)
-
-	resourceServer.Register("eip155:8453", evm.NewExactEvmScheme())
-
-	s := &X402Server{
-		mcpServer:          mcpServer,
-		x402ResourceServer: resourceServer,
-		facilitatorClient:  facilitator,
-		httpSettlementHook: settleHook,
-		mux:                http.NewServeMux(),
-		name:               name,
-		version:            version,
-		middlewareChain:    chainHTTPMiddlewares(mws.HTTPMiddleware...),
-		tools:              make([]ToolInfo, 0),
-	}
-
-	s.mux.HandleFunc("GET /healthz", func(w http.ResponseWriter, r *http.Request) {
-		w.WriteHeader(http.StatusOK)
-		w.Write([]byte("ok"))
-	})
-
-	s.mux.HandleFunc("GET /openapi.json", s.serveOpenAPI)
-
-	mcpHandler := mcp.NewStreamableHTTPHandler(func(req *http.Request) *mcp.Server {
-		return s.mcpServer
-	}, nil)
-	s.mux.Handle("/mcp", mcpHandler)
-
-	return s, nil
-}
-
-func (s *X402Server) AddTool(tool mcp.Tool, handler mcp.ToolHandler) {
-	tool.InputSchema = toJSONSchema(tool.InputSchema)
-	tool.OutputSchema = toJSONSchema(tool.OutputSchema)
-
-	s.mcpServer.AddTool(&tool, handler)
-
-	s.tools = append(s.tools, ToolInfo{
-		Tool:      tool,
-		IsPayable: false,
-		Handler:   handler,
-	})
-
-	restHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		s.handleRESTCall(w, r, tool.Name, handler)
-	})
-	s.mux.Handle("POST /"+VERSION1+tool.Name, s.middlewareChain(restHandler))
 }
 
 func (s *X402Server) AddPayableTool(
 	tool mcp.Tool,
-	handler mcp.ToolHandler,
+	handler mcpserver.ToolHandlerFunc,
-	requirements ...x402.PaymentRequirements,
+	requirements ...x402.PaymentRequirement,
 ) {
+	s.mcpHandler.AddTool(tool, handler)
 
 	if len(requirements) == 0 {
 		log.Fatalf("tool %s requires at least one payment requirement", tool.Name)
 	}
 
-	tool.InputSchema = toJSONSchema(tool.InputSchema)
+	s.mcpConfig.PaymentTools[tool.Name] = requirements
-	tool.OutputSchema = toJSONSchema(tool.OutputSchema)
+	s.AllEndpoints = append(s.AllEndpoints, tool.Name)
-
+	s.Handlers[tool.Name] = handler
-	wrapper := x402mcp.NewPaymentWrapper(s.x402ResourceServer, x402mcp.PaymentWrapperConfig{
+	cfg := newMiddlewareConfig(s.httpConfig, func(c *x402http.Config) {
-		Accepts: requirements,
+		c.PaymentRequirements = requirements
-		Resource: &x402mcp.ResourceInfo{
-			URL:         "mcp://tool/" + tool.Name,
-			Description: tool.Description,
-		},
 	})
-
+	s.x402Middlewares[tool.Name] = x402http.NewX402Middleware(&cfg)
-	s.mcpServer.AddTool(&tool, wrapper.Wrap(handler))
-
-	s.tools = append(s.tools, ToolInfo{
-		Tool:         tool,
-		IsPayable:    true,
-		Requirements: requirements,
-		Handler:      handler,
-	})
-
-	var options x402http.PaymentOptions
-	for _, req := range requirements {
-		options = append(options, x402http.PaymentOption{
-			Scheme:  req.Scheme,
-			PayTo:   req.PayTo,
-			Price:   req.Amount,
-			Network: x402.Network(req.Network),
-		})
-	}
-
-	paymentMiddleware := nethttp.X402Payment(nethttp.Config{
-		Routes: x402http.RoutesConfig{
-			"POST /" + VERSION1 + tool.Name: {
-				Accepts:     options,
-				Description: tool.Description,
-			},
-		},
-		Facilitator: s.facilitatorClient,
-		Schemes: []nethttp.SchemeConfig{
-			{Network: "eip155:8453", Server: evm.NewExactEvmScheme()},
-		},
-		SettlementHandler: s.httpSettlementHook,
-	})
-
-	restHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		s.handleRESTCall(w, r, tool.Name, handler)
-	})
-	chained := s.middlewareChain(restHandler)
-	s.mux.Handle("POST /"+VERSION1+tool.Name, paymentMiddleware(chained))
 }
 
-func (s *X402Server) handleRESTCall(w http.ResponseWriter, r *http.Request, toolName string, handler mcp.ToolHandler) {
+func noOpMiddleware(next http.Handler) http.Handler {
-	bodyBytes, err := io.ReadAll(r.Body)
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-	if err != nil {
+		next.ServeHTTP(w, r)
-		http.Error(w, "Failed to read body", http.StatusBadRequest)
+	})
-		return
+}
-	}
 
-	log.DebugWithContext(r.Context(), "RESTful API request.", "RemoteAddr", r.RemoteAddr, "X-Forwarded-For", r.Header.Get("X-Forwarded-For"))
+func NewX402Server(name, version string, httpConfig *x402http.Config, mws X402Middlewares) (*X402Server, error) {
+	toolChain := chainToolMiddlewares(mws.MCPMiddleware...)
+	httpChain := chainHTTPMiddlewares(mws.HTTPMiddleware...)
+	mcp := mcpserver.NewMCPServer(name, version,
+		mcpserver.WithToolHandlerMiddleware(toolChain),
+		mcpserver.WithRecovery(),
+	)
 
-	callReq := &mcp.CallToolRequest{
+	return &X402Server{
-		Params: &mcp.CallToolParamsRaw{
+		mcpHandler:      mcp,
-			Name:      toolName,
+		x402Middlewares: make(map[string]func(http.Handler) http.Handler),
-			Arguments: json.RawMessage(bodyBytes),
+		httpConfig:      httpConfig,
+		mcpConfig: &server.Config{
+			FacilitatorURL: "https://facilitator.mogami.tech",
+			Verbose:        true,
+			PaymentTools:   make(map[string][]x402.PaymentRequirement),
 		},
-	}
+		toolMiddlewareChain: toolChain,
+		middlewareChain:     httpChain,
+		Handlers:            make(map[string]mcpserver.ToolHandlerFunc),
+	}, nil
+}
 
-	resp, err := handler(r.Context(), callReq)
+func chainToolMiddlewares(middlewares ...mcpserver.ToolHandlerMiddleware) mcpserver.ToolHandlerMiddleware {
-	if err != nil {
+	return func(next mcpserver.ToolHandlerFunc) mcpserver.ToolHandlerFunc {
-		http.Error(w, err.Error(), http.StatusInternalServerError)
+		for i := len(middlewares) - 1; i >= 0; i-- {
+			next = middlewares[i](next)
+		}
+		return next
+	}
+}
+
+func chainHTTPMiddlewares(middlewares ...func(http.Handler) http.Handler) func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		for i := len(middlewares) - 1; i >= 0; i-- {
+			next = middlewares[i](next)
+		}
+		return next
+	}
+}
+
+func newMiddlewareConfig(httpConfig *x402http.Config, overrides ...func(*x402http.Config)) x402http.Config {
+	cfg := *httpConfig
+	for _, override := range overrides {
+		override(&cfg)
+	}
+	return cfg
+}
+
+func (s *X402Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	toolName := strings.TrimPrefix(r.URL.Path, "/")
+	addr := "@"
+	forwarded := r.Header.Get("X-Forwarded-For")
+	if forwarded != "" {
+		ip := strings.Split(forwarded, ",")[0]
+		addr = strings.TrimSpace(ip)
+	} else {
+		realIP := r.Header.Get("X-Real-Ip")
+		if realIP != "" {
+			addr = realIP
+		}
+	}
+	log.InfoWithContext(r.Context(), "Request received", "host", r.Host, "method", r.Method, "path", r.URL.Path, "remoteAddr", addr)
+
+	if r.URL.Path == "/healthz" {
+		w.WriteHeader(http.StatusOK)
+		w.Write([]byte("ok"))
 		return
 	}
 
-	w.Header().Set("Content-Type", "application/json")
+	if r.Method != http.MethodPost {
-	w.WriteHeader(http.StatusOK)
+		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
 
-	if len(resp.Content) == 1 {
+	if handler, ok := s.Handlers[toolName]; ok {
-		if textContent, ok := resp.Content[0].(*mcp.TextContent); ok {
+		bodyBytes, err := io.ReadAll(r.Body)
-			var js json.RawMessage
+		if err != nil {
-			if json.Unmarshal([]byte(textContent.Text), &js) == nil {
+			log.WarnWithContext(r.Context(), "Failed to read request body", "error", err)
-				w.Write([]byte(textContent.Text))
+			http.Error(w, "Failed to read request body", http.StatusBadRequest)
+			return
+		}
+		var args map[string]any
+		if len(bodyBytes) > 0 {
+			if err := json.Unmarshal(bodyBytes, &args); err != nil {
+				log.WarnWithContext(r.Context(), "Failed to parse request body as JSON", "tool", toolName, "error", err)
+				http.Error(w, "Invalid JSON body", http.StatusBadRequest)
 				return
 			}
-		}
+		} else {
-	}
+			log.DebugWithContext(r.Context(), "Empty request body for tool", "tool", toolName)
-
+			args = make(map[string]any)
-	json.NewEncoder(w).Encode(resp)
-}
-
-func (s *X402Server) OnAfterSettle(hook func(ctx x402.SettleResultContext) error) {
-	s.x402ResourceServer.OnAfterSettle(hook)
-}
-
-func (s *X402Server) serveOpenAPI(w http.ResponseWriter, r *http.Request) {
-	paths := make(map[string]any)
-
-	log.DebugWithContext(r.Context(), "OpenAPI Spec requested.", "RemoteAddr", r.RemoteAddr, "X-Forwarded-For", r.Header.Get("X-Forwarded-For"))
-
-	for _, info := range s.tools {
-		inputSchema := parseSchema(info.Tool.InputSchema)
-		outputSchema := parseSchema(info.Tool.OutputSchema)
-
-		postOp := map[string]any{
-			"summary":     info.Tool.Description,
-			"description": fmt.Sprintf("Exposes the MCP tool '%s' as a RESTful endpoint.", info.Tool.Name),
-			"requestBody": map[string]any{
-				"required": true,
-				"content": map[string]any{
-					"application/json": map[string]any{
-						"schema": inputSchema,
-					},
-				},
-			},
-			"responses": map[string]any{
-				"200": map[string]any{
-					"description": "Successful operation",
-					"content": map[string]any{
-						"application/json": map[string]any{
-							"schema": outputSchema,
-						},
-					},
-				},
-			},
 		}
 
-		if info.IsPayable {
+		// Store parsed args in context
-			postOp["description"] = fmt.Sprintf("%s\n\n**Paid Route**: Requires payments via x402.", postOp["description"])
+		type contextKey string
-			postOp["responses"].(map[string]any)["402"] = map[string]any{
+		const argsKey contextKey = "parsed_args"
-				"description": "Payment Required. Responds with the PAYMENT-REQUIRED header challenge.",
+		ctx := context.WithValue(r.Context(), argsKey, args)
-				"headers": map[string]any{
+		r = r.WithContext(ctx)
-					"PAYMENT-REQUIRED": map[string]any{
+
-						"schema":      map[string]any{"type": "string"},
+		r.Body = io.NopCloser(bytes.NewBuffer(bodyBytes)) // Restore body for further reading
-						"description": "Base64 encoded PaymentRequired challenge matching the x402 specification.",
+		functionHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-					},
+			args := r.Context().Value(argsKey).(map[string]any)
+
+			callReq := mcp.CallToolRequest{
+				Params: mcp.CallToolParams{
+					Name:      toolName,
+					Arguments: args,
 				},
 			}
+			resp, err := s.toolMiddlewareChain(handler)(r.Context(), callReq)
+			if err != nil {
+				log.WarnWithContext(r.Context(), "Tool handler error in direct handler", "tool", toolName, "error", err)
+				http.Error(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+
+			respBytes, err := json.Marshal(resp.Result)
+			if err != nil {
+				log.WarnWithContext(r.Context(), "Failed to marshal response", "error", err)
+				http.Error(w, "Failed to marshal response", http.StatusInternalServerError)
+				return
+			}
+
+			w.Header().Set("Content-Type", "application/json")
+			w.WriteHeader(http.StatusOK)
+			w.Write(respBytes)
+		})
+
+		middleware, ok := s.x402Middlewares[toolName]
+		if !ok {
+			log.ErrorWithContext(r.Context(), "No X402 middleware found for tool", "tool", toolName)
+			http.Error(w, "Internal server error", http.StatusInternalServerError)
+			return
 		}
-
+		s.middlewareChain(middleware(functionHandler)).ServeHTTP(w, r)
-		paths["/"+info.Tool.Name] = map[string]any{
+	} else {
-			"post": postOp,
+		http.NotFound(w, r)
-		}
 	}
-
-	openapiDoc := map[string]any{
-		"openapi": "3.0.3",
-		"info": map[string]any{
-			"title":       s.name,
-			"version":     s.version,
-			"description": "Auto-generated REST API matching active Model Context Protocol (MCP) tools.",
-		},
-		"paths": paths,
-	}
-
-	w.Header().Set("Content-Type", "application/json")
-	_ = json.NewEncoder(w).Encode(openapiDoc)
 }
 
+// Start starts the x402 server on the specified address
 func (s *X402Server) Start(addr string, permissions os.FileMode) error {
 	var (
 		listener net.Listener
@@ -304,8 +233,10 @@ func (s *X402Server) Start(addr string, permissions os.FileMode) error {
 		}
 
 		log.Info("Starting X402 MCP Server on unix socket", "socketPath", socketPath)
+		log.Info("MCP endpoint (unix socket)", "socketPath", socketPath)
 	} else {
 		log.Info("Starting X402 MCP Server on TCP", "addr", addr)
+		log.Infof("MCP endpoint: http://localhost%s", addr)
 
 		listener, err = net.Listen("tcp", addr)
 		if err != nil {
@@ -314,76 +245,12 @@ func (s *X402Server) Start(addr string, permissions os.FileMode) error {
 	}
 	defer listener.Close()
 
+	httpServer := mcpserver.NewStreamableHTTPServer(s.mcpHandler)
+	s.mcpServer = server.NewX402Handler(httpServer, s.mcpConfig)
+
 	srv := &http.Server{
-		Handler:  s.mux,
+		Handler:  s,
 		ErrorLog: slog.NewLogLogger(slog.Default().Handler(), slog.LevelDebug),
 	}
 	return srv.Serve(listener)
 }
-
-func toJSONSchema(val any) json.RawMessage {
-	if val == nil {
-		return json.RawMessage(`{"type": "object"}`)
-	}
-	switch v := val.(type) {
-	case json.RawMessage:
-		if len(v) == 0 {
-			return json.RawMessage(`{"type": "object"}`)
-		}
-		return v
-	case []byte:
-		if len(v) == 0 {
-			return json.RawMessage(`{"type": "object"}`)
-		}
-		return json.RawMessage(v)
-	case string:
-		if v == "" {
-			return json.RawMessage(`{"type": "object"}`)
-		}
-		return json.RawMessage(v)
-	}
-
-	t := reflect.TypeOf(val)
-	schema, err := jsonschema.ForType(t, &jsonschema.ForOptions{})
-	if err != nil {
-		return json.RawMessage(`{"type": "object"}`)
-	}
-	bytes, err := json.Marshal(schema)
-	if err != nil {
-		return json.RawMessage(`{"type": "object"}`)
-	}
-	return bytes
-}
-
-func parseSchema(schemaAny any) any {
-	if schemaAny == nil {
-		return map[string]any{"type": "object"}
-	}
-	switch v := schemaAny.(type) {
-	case json.RawMessage:
-		var m any
-		if err := json.Unmarshal(v, &m); err == nil {
-			return m
-		}
-	case []byte:
-		var m any
-		if err := json.Unmarshal(v, &m); err == nil {
-			return m
-		}
-	case string:
-		var m any
-		if err := json.Unmarshal([]byte(v), &m); err == nil {
-			return m
-		}
-	}
-	return schemaAny
-}
-
-func chainHTTPMiddlewares(middlewares ...func(http.Handler) http.Handler) func(http.Handler) http.Handler {
-	return func(next http.Handler) http.Handler {
-		for i := len(middlewares) - 1; i >= 0; i-- {
-			next = middlewares[i](next)
-		}
-		return next
-	}
-}

internal/x402/x402_test.go

@@ -1,206 +0,0 @@
-package x402
-
-import (
-	"context"
-	"encoding/json"
-	"net/http"
-	"net/http/httptest"
-	"strings"
-	"testing"
-
-	"github.com/modelcontextprotocol/go-sdk/mcp"
-	x402 "github.com/x402-foundation/x402/go/v2"
-	x402http "github.com/x402-foundation/x402/go/v2/http"
-)
-
-type DummyAuthProvider struct{}
-
-func (d *DummyAuthProvider) GetAuthHeaders(ctx context.Context) (x402http.AuthHeaders, error) {
-	return x402http.AuthHeaders{}, nil
-}
-
-func TestX402Server_HTTPBoundaries(t *testing.T) {
-	mockFacilitator := setupMockFacilitator()
-	defer mockFacilitator.Close()
-
-	srv, err := NewX402Server(
-		"Test Agent API",
-		"1.0.0",
-		mockFacilitator.URL,
-		&DummyAuthProvider{},
-		X402Middlewares{},
-		func(w http.ResponseWriter, r *http.Request, resp *x402.SettleResponse) {},
-	)
-	if err != nil {
-		t.Fatalf("failed to create server: %v", err)
-	}
-
-	srv.AddPayableTool(
-		mcp.Tool{
-			Name:        "getTestPost",
-			Description: "Gated test endpoint",
-		},
-		func(ctx context.Context, req *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-			return &mcp.CallToolResult{
-				Content: []mcp.Content{&mcp.TextContent{Text: `{"status": "success"}`}},
-			}, nil
-		},
-		x402.PaymentRequirements{
-			Scheme:  "exact",
-			Network: "eip155:8453",
-			Asset:   "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-			Amount:  "1000",
-			PayTo:   "0x0000000000000000000000000000000000000000",
-		},
-	)
-
-	reqRec := httptest.NewRecorder()
-	reqHealth, _ := http.NewRequest("GET", "/healthz", nil)
-	srv.mux.ServeHTTP(reqRec, reqHealth)
-	if reqRec.Code != http.StatusOK {
-		t.Errorf("expected healthz status 200, got %d", reqRec.Code)
-	}
-
-	reqRecOpenAPI := httptest.NewRecorder()
-	reqOpenAPI, _ := http.NewRequest("GET", "/openapi.json", nil)
-	srv.mux.ServeHTTP(reqRecOpenAPI, reqOpenAPI)
-	if reqRecOpenAPI.Code != http.StatusOK {
-		t.Errorf("expected OpenAPI status 200, got %d", reqRecOpenAPI.Code)
-	}
-	if !strings.Contains(reqRecOpenAPI.Body.String(), "getTestPost") {
-		t.Error("OpenAPI spec did not render registered tool definitions")
-	}
-
-	reqRecPayable := httptest.NewRecorder()
-	reqPayable, _ := http.NewRequest("POST", "/v1/getTestPost", strings.NewReader(`{}`))
-	srv.mux.ServeHTTP(reqRecPayable, reqPayable)
-
-	if reqRecPayable.Code != http.StatusPaymentRequired {
-		t.Errorf("expected status 402 (Payment Required), got %d", reqRecPayable.Code)
-	}
-
-	payHeader := reqRecPayable.Header().Get("PAYMENT-REQUIRED")
-	if payHeader == "" {
-		t.Error("missing PAYMENT-REQUIRED response header on 402 challenge")
-	}
-}
-
-func TestX402Server_MCPBoundaries(t *testing.T) {
-	ctx := context.Background()
-
-	serverTransport, clientTransport := mcp.NewInMemoryTransports()
-
-	mockFacilitator := setupMockFacilitator()
-	defer mockFacilitator.Close()
-
-	srv, err := NewX402Server(
-		"Test Agent API",
-		"1.0.0",
-		mockFacilitator.URL,
-		&DummyAuthProvider{},
-		X402Middlewares{},
-		func(w http.ResponseWriter, r *http.Request, resp *x402.SettleResponse) {},
-	)
-	if err != nil {
-		t.Fatalf("failed to create server: %v", err)
-	}
-
-	srv.AddPayableTool(
-		mcp.Tool{
-			Name:        "getTestPost",
-			Description: "Gated test endpoint",
-		},
-		func(ctx context.Context, req *mcp.CallToolRequest) (*mcp.CallToolResult, error) {
-			return &mcp.CallToolResult{
-				Content: []mcp.Content{&mcp.TextContent{Text: `{"status": "success"}`}},
-			}, nil
-		},
-		x402.PaymentRequirements{
-			Scheme:  "exact",
-			Network: "eip155:8453",
-			Asset:   "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
-			Amount:  "1000",
-			PayTo:   "0x0000000000000000000000000000000000000000",
-		},
-	)
-
-	serverSession, err := srv.mcpServer.Connect(ctx, serverTransport, nil)
-	if err != nil {
-		t.Fatalf("failed to connect server session: %v", err)
-	}
-	defer serverSession.Close()
-
-	client := mcp.NewClient(&mcp.Implementation{Name: "test-client", Version: "1.0.0"}, nil)
-	clientSession, err := client.Connect(ctx, clientTransport, nil)
-	if err != nil {
-		t.Fatalf("failed to connect client session: %v", err)
-	}
-	defer clientSession.Close()
-
-	toolsResponse, err := clientSession.ListTools(ctx, nil)
-	if err != nil {
-		t.Fatalf("failed to list tools over MCP: %v", err)
-	}
-
-	found := false
-	for _, tool := range toolsResponse.Tools {
-		if tool.Name == "getTestPost" {
-			found = true
-			break
-		}
-	}
-	if !found {
-		t.Error("expected tool 'getTestPost' to be discovered by the MCP client, but it was missing")
-	}
-
-	result, err := clientSession.CallTool(ctx, &mcp.CallToolParams{
-		Name:      "getTestPost",
-		Arguments: json.RawMessage(`{}`),
-	})
-
-	if err != nil {
-		t.Errorf("Unexpected protocol-level error: %v", err)
-	} else {
-		if !result.IsError {
-			t.Error("expected CallTool to return a payment challenge, but it returned a successful, free result")
-		} else {
-			t.Logf("Intercepted expected application-level payment challenge.")
-			t.Logf("Content: %v", result.Content)
-			t.Logf("Meta fields: %v", result.Meta)
-		}
-	}
-}
-
-func setupMockFacilitator() *httptest.Server {
-	s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		w.Header().Set("Content-Type", "application/json")
-
-		switch {
-		case r.Method == "GET" && r.URL.Path == "/supported":
-			_, _ = w.Write([]byte(`{
-				"kinds": [
-					{
-						"x402Version": 2,
-						"scheme": "exact",
-						"network": "eip155:8453"
-					}
-				]
-			}`))
-		case r.Method == "POST" && r.URL.Path == "/verify":
-			_, _ = w.Write([]byte(`{
-				"isValid": true,
-				"invalidReason": ""
-			}`))
-		case r.Method == "POST" && r.URL.Path == "/settle":
-			_, _ = w.Write([]byte(`{
-				"success": true,
-				"transaction": "0x1234abcd",
-				"network": "eip155:8453",
-				"payer": "0xabcd1234"
-			}`))
-		default:
-			w.WriteHeader(http.StatusNotFound)
-		}
-	}))
-	return s
-}

mcpServer.service

@@ -4,13 +4,12 @@ After=network.target
 
 [Service]
 User=mcpserver
-Group=mcpserver
+Group=www-data
 
 WorkingDirectory=/home/ubuntu/gitSources/mcpServer
 ExecStart=/home/ubuntu/gitSources/mcpServer/bin/main
 
 RuntimeDirectory=mcpserver
-RuntimeDirectoryMode=0750
 
 Restart=on-failure
 RestartSec=3s