{ "x402Version": 2, "id": 35830, "slug": "35830", "resource": "https://tanod.dev/v1/x402/lint", "description": "utilpeek (Tanod) x402 listing lint: description, resource URL, schema and payment fields checked, with a suggested description. Use when an agent must lint an x402 listing, or check which of a seller's routes the Bazaar lists, before publishing.", "type": "http", "serviceName": "Tanod utilpeek", "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791364949/bazaar-icons/d8143c9bc952f5cd.png", "resourceType": "Payments", "accepts": [ { "scheme": "exact", "network": "eip155:8453", "payTo": "0x593857A4a4F619543ea12394137C3004ce841720", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "eip155:137", "payTo": "0x593857A4a4F619543ea12394137C3004ce841720", "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 }, { "scheme": "exact", "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp", "payTo": "RMk9k3VC8dr4hhjgFh88rGhjAbzfBzHxJJ5n2fTcqus", "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v", "amount": "1000", "amountUsd": 0.001, "maxTimeoutSeconds": 300 } ], "outputSchema": { "properties": { "example": { "properties": { "checked_at": { "type": "string" }, "checks_passed": { "type": "integer" }, "description_length": { "type": "integer" }, "discovery_url": { "type": [ "string", "null" ] }, "errors": { "type": "integer" }, "host": { "type": "string" }, "http_status": { "type": "integer" }, "method": { "type": "string" }, "mode": { "enum": [ "coverage" ], "type": "string" }, "note": { "type": "string" }, "openapi_url": { "type": [ "string", "null" ] }, "problems": { "items": { "properties": { "code": { "type": "string" }, "message": { "type": "string" }, "severity": { "enum": [ "error", "warning" ], "type": "string" } }, "required": [ "code", "severity", "message" ], "type": "object" }, "type": "array" }, "read_from": { "enum": [ "header", "body" ], "type": "string" }, "routes": { "items": { "type": "object" }, "type": "array" }, "score": { "maximum": 100, "minimum": 0, "type": "integer" }, "snapshot": { "type": [ "string", "null" ] }, "source": { "enum": [ "listing", "url", "coverage" ], "type": "string" }, "sources": { "type": "object" }, "suggested_description": { "type": "string" }, "suggested_length": { "type": "integer" }, "summary": { "type": "object" }, "traps": { "items": { "type": "object" }, "type": "array" }, "truncated": { "type": "boolean" }, "url": { "type": [ "string", "null" ] }, "warnings": { "type": "integer" } }, "required": [ "source", "checked_at", "note" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" }, "extensions": { "bazaar": { "info": { "input": { "body": { "listing": { "accepts": [ { "amount": "10000", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "network": "eip155:8453", "payTo": "0x209693Bc6afc0C5328bA36FaF03C514EF312287C", "scheme": "exact" } ], "resource": { "description": "Weather forecast for a city.", "mimeType": "application/json", "url": "https://api.example.com/v1/weather" }, "x402Version": 2 } }, "bodyType": "json", "method": "POST", "type": "http" }, "output": { "example": { "checked_at": "2026-10-09T08:00:00Z", "checks_passed": 9, "description_length": 28, "errors": 0, "note": "Automated checks of the listing rules Tanod knows (Coinbase CDP's 500-character description limit, the Bazaar's https requirement, required fields); the facilitator or catalog may apply others. The suggested description is a draft to review, not a rewrite of your meaning.", "problems": [ { "code": "missing_use_when", "message": "When-to-use sentence: No \"use when\" sentence found. Fix: Add one, for example: \"Use when an agent needs X before doing Y.\" Curators look for it; 94% of Bazaar listings lack it.", "severity": "warning" } ], "score": 95, "source": "listing", "suggested_description": "Weather forecast for a city. Use when an agent needs weather data from this endpoint.", "suggested_length": 85, "url": null, "warnings": 1 }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "body": { "additionalProperties": false, "properties": { "host": { "anyOf": [ { "maxLength": 253, "minLength": 4, "type": "string" }, { "type": "null" } ], "default": null, "description": "Mode coverage: the seller's public host name (such as api.example.com, no scheme or path). Its /openapi.json and /.well-known/x402 are read. Send this or `openapi_url`." }, "listing": { "anyOf": [ { "additionalProperties": true, "type": "object" }, { "type": "string" }, { "type": "null" } ], "default": null, "description": "The listing to lint, as JSON: an x402 PaymentRequired object (v1 or v2), a bare accepts[] entry or a Bazaar discovery item. The JSON text or the base64 PAYMENT-REQUIRED header value of one is accepted as a string. At most 1 MB. Mode lint: send this or `url`." }, "mode": { "default": "lint", "description": "`lint` (default, USD 0.001): lint one listing, send `listing` or `url`. `coverage` (USD 0.01): compare a seller's paid routes with the CDP Bazaar, send `host` or `openapi_url`.", "enum": [ "lint", "coverage" ], "type": "string" }, "openapi_url": { "anyOf": [ { "maxLength": 2048, "minLength": 9, "type": "string" }, { "type": "null" } ], "default": null, "description": "Mode coverage: an https URL of the seller's OpenAPI document (JSON, at most 2 MB). The seller host is the URL's host. Send this or `host`." }, "url": { "anyOf": [ { "maxLength": 2048, "minLength": 9, "type": "string" }, { "type": "null" } ], "default": null, "description": "An https x402 endpoint: it is fetched once (GET, else POST if GET is 405) and its 402 response (PAYMENT-REQUIRED header, else body) is linted. Public https hosts only. Mode lint: send this or `listing`." } }, "type": "object" }, "bodyType": { "enum": [ "json", "form-data", "text" ], "type": "string" }, "method": { "enum": [ "POST" ], "type": "string" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method", "bodyType", "body" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "checked_at": { "type": "string" }, "checks_passed": { "type": "integer" }, "description_length": { "type": "integer" }, "discovery_url": { "type": [ "string", "null" ] }, "errors": { "type": "integer" }, "host": { "type": "string" }, "http_status": { "type": "integer" }, "method": { "type": "string" }, "mode": { "enum": [ "coverage" ], "type": "string" }, "note": { "type": "string" }, "openapi_url": { "type": [ "string", "null" ] }, "problems": { "items": { "properties": { "code": { "type": "string" }, "message": { "type": "string" }, "severity": { "enum": [ "error", "warning" ], "type": "string" } }, "required": [ "code", "severity", "message" ], "type": "object" }, "type": "array" }, "read_from": { "enum": [ "header", "body" ], "type": "string" }, "routes": { "items": { "type": "object" }, "type": "array" }, "score": { "maximum": 100, "minimum": 0, "type": "integer" }, "snapshot": { "type": [ "string", "null" ] }, "source": { "enum": [ "listing", "url", "coverage" ], "type": "string" }, "sources": { "type": "object" }, "suggested_description": { "type": "string" }, "suggested_length": { "type": "integer" }, "summary": { "type": "object" }, "traps": { "items": { "type": "object" }, "type": "array" }, "truncated": { "type": "boolean" }, "url": { "type": [ "string", "null" ] }, "warnings": { "type": "integer" } }, "required": [ "source", "checked_at", "note" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "builder-code": { "info": { "a": "bc_h7pxv14u" }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "additionalProperties": false, "properties": { "a": { "description": "App builder code", "pattern": "^[a-z0-9_]{1,32}$", "type": "string" }, "s": { "description": "Service builder codes", "items": { "pattern": "^[a-z0-9_]{1,32}$", "type": "string" }, "maxItems": 11, "type": "array" }, "w": { "description": "Wallet builder code", "pattern": "^[a-z0-9_]{1,32}$", "type": "string" } }, "type": "object" } } }, "tags": [ "utilpeek", "x402", "lint", "fx-rates", "qr-code", "bazaar", "builder-code" ], "sourceHost": "tanod.dev", "lastUpdated": "2026-10-10T23:40:42.152Z", "quality": { "calls30d": 2, "uniquePayers30d": 2, "lastCalledAt": "2026-10-10T23:40:41.462Z" }, "metadata": { "serviceName": "Tanod utilpeek", "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791364949/bazaar-icons/d8143c9bc952f5cd.png", "extensions": { "bazaar": { "info": { "input": { "body": { "listing": { "accepts": [ { "amount": "10000", "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", "network": "eip155:8453", "payTo": "0x209693Bc6afc0C5328bA36FaF03C514EF312287C", "scheme": "exact" } ], "resource": { "description": "Weather forecast for a city.", "mimeType": "application/json", "url": "https://api.example.com/v1/weather" }, "x402Version": 2 } }, "bodyType": "json", "method": "POST", "type": "http" }, "output": { "example": { "checked_at": "2026-10-09T08:00:00Z", "checks_passed": 9, "description_length": 28, "errors": 0, "note": "Automated checks of the listing rules Tanod knows (Coinbase CDP's 500-character description limit, the Bazaar's https requirement, required fields); the facilitator or catalog may apply others. The suggested description is a draft to review, not a rewrite of your meaning.", "problems": [ { "code": "missing_use_when", "message": "When-to-use sentence: No \"use when\" sentence found. Fix: Add one, for example: \"Use when an agent needs X before doing Y.\" Curators look for it; 94% of Bazaar listings lack it.", "severity": "warning" } ], "score": 95, "source": "listing", "suggested_description": "Weather forecast for a city. Use when an agent needs weather data from this endpoint.", "suggested_length": 85, "url": null, "warnings": 1 }, "type": "json" } }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "properties": { "input": { "additionalProperties": false, "properties": { "body": { "additionalProperties": false, "properties": { "host": { "anyOf": [ { "maxLength": 253, "minLength": 4, "type": "string" }, { "type": "null" } ], "default": null, "description": "Mode coverage: the seller's public host name (such as api.example.com, no scheme or path). Its /openapi.json and /.well-known/x402 are read. Send this or `openapi_url`." }, "listing": { "anyOf": [ { "additionalProperties": true, "type": "object" }, { "type": "string" }, { "type": "null" } ], "default": null, "description": "The listing to lint, as JSON: an x402 PaymentRequired object (v1 or v2), a bare accepts[] entry or a Bazaar discovery item. The JSON text or the base64 PAYMENT-REQUIRED header value of one is accepted as a string. At most 1 MB. Mode lint: send this or `url`." }, "mode": { "default": "lint", "description": "`lint` (default, USD 0.001): lint one listing, send `listing` or `url`. `coverage` (USD 0.01): compare a seller's paid routes with the CDP Bazaar, send `host` or `openapi_url`.", "enum": [ "lint", "coverage" ], "type": "string" }, "openapi_url": { "anyOf": [ { "maxLength": 2048, "minLength": 9, "type": "string" }, { "type": "null" } ], "default": null, "description": "Mode coverage: an https URL of the seller's OpenAPI document (JSON, at most 2 MB). The seller host is the URL's host. Send this or `host`." }, "url": { "anyOf": [ { "maxLength": 2048, "minLength": 9, "type": "string" }, { "type": "null" } ], "default": null, "description": "An https x402 endpoint: it is fetched once (GET, else POST if GET is 405) and its 402 response (PAYMENT-REQUIRED header, else body) is linted. Public https hosts only. Mode lint: send this or `listing`." } }, "type": "object" }, "bodyType": { "enum": [ "json", "form-data", "text" ], "type": "string" }, "method": { "enum": [ "POST" ], "type": "string" }, "type": { "const": "http", "type": "string" } }, "required": [ "type", "method", "bodyType", "body" ], "type": "object" }, "output": { "properties": { "example": { "properties": { "checked_at": { "type": "string" }, "checks_passed": { "type": "integer" }, "description_length": { "type": "integer" }, "discovery_url": { "type": [ "string", "null" ] }, "errors": { "type": "integer" }, "host": { "type": "string" }, "http_status": { "type": "integer" }, "method": { "type": "string" }, "mode": { "enum": [ "coverage" ], "type": "string" }, "note": { "type": "string" }, "openapi_url": { "type": [ "string", "null" ] }, "problems": { "items": { "properties": { "code": { "type": "string" }, "message": { "type": "string" }, "severity": { "enum": [ "error", "warning" ], "type": "string" } }, "required": [ "code", "severity", "message" ], "type": "object" }, "type": "array" }, "read_from": { "enum": [ "header", "body" ], "type": "string" }, "routes": { "items": { "type": "object" }, "type": "array" }, "score": { "maximum": 100, "minimum": 0, "type": "integer" }, "snapshot": { "type": [ "string", "null" ] }, "source": { "enum": [ "listing", "url", "coverage" ], "type": "string" }, "sources": { "type": "object" }, "suggested_description": { "type": "string" }, "suggested_length": { "type": "integer" }, "summary": { "type": "object" }, "traps": { "items": { "type": "object" }, "type": "array" }, "truncated": { "type": "boolean" }, "url": { "type": [ "string", "null" ] }, "warnings": { "type": "integer" } }, "required": [ "source", "checked_at", "note" ], "type": "object" }, "type": { "type": "string" } }, "required": [ "type" ], "type": "object" } }, "required": [ "input" ], "type": "object" } }, "builder-code": { "info": { "a": "bc_h7pxv14u" }, "schema": { "$schema": "https://json-schema.org/draft/2020-12/schema", "additionalProperties": false, "properties": { "a": { "description": "App builder code", "pattern": "^[a-z0-9_]{1,32}$", "type": "string" }, "s": { "description": "Service builder codes", "items": { "pattern": "^[a-z0-9_]{1,32}$", "type": "string" }, "maxItems": 11, "type": "array" }, "w": { "description": "Wallet builder code", "pattern": "^[a-z0-9_]{1,32}$", "type": "string" } }, "type": "object" } } } }, "liveness": { "reliability": null }, "verified": false, "featured": false, "provider": { "host": "tanod.dev", "manifest_name": "tanod.dev", "source": "cdp-mirror", "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources", "submitted_at": "2026-10-14T01:15:01.050Z" }, "exampleResponse": { "example": { "checked_at": "string", "checks_passed": 0, "description_length": 0, "discovery_url": "string", "errors": 0, "host": "string", "http_status": 0, "method": "string", "mode": "coverage", "note": "string", "openapi_url": "string", "problems": [ { "code": "string", "message": "string", "severity": "error" } ], "read_from": "header", "routes": [ {} ], "score": 0, "snapshot": "string", "source": "listing", "sources": {}, "suggested_description": "string", "suggested_length": 0, "summary": {}, "traps": [ {} ], "truncated": true, "url": "string", "warnings": 0 }, "type": "string" } }