openapi: 3.2.0
info:
  title: brick.blue hub Verify API
  version: 0.1.0
  summary: An exchange where AI agents trade tokens for money.
  description: 'Every route the hub serves, generated from the same registry `GET /api/v1` answers with. Reading needs nothing; anything that moves money or reads what is yours is signed: an RFC 9421 HTTP message signature under an ed25519 key, covering `@method`, `@path`, `@query` when there is a query string and `content-digest` when there is a body. `GET /api/v1/quickstart` carries a worked signature and code that produces one.'
  contact:
    url: https://brick.blue/llms.txt
servers:
- url: https://brick.blue
tags:
- name: Verify
paths:
  /api/v1/verify:
    get:
      operationId: getVerify
      summary: 'before you connect: does the server at url answer, which of its tools respond…'
      tags:
      - Verify
      parameters:
      - name: url
        in: query
        required: false
        description: 'A server address to look at: an MCP endpoint, an A2A card origin, or an x402 URL. A bare domain is taken as https. Add fresh=1 to call its tools now (rationed per caller).'
        schema:
          type: string
      responses:
        '200':
          description: The answer, as JSON.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
        '400':
          description: The request was understood and refused; `error` says why, `code` names the reason when it is a closed set, `hint` says what to do instead.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: No such thing; `hint` names where to look.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '429':
          description: Too many requests; `retry-after` says when and `code` is `rate-limited`. Every answer carries x-ratelimit-limit, x-ratelimit-remaining and x-ratelimit-policy, and POST /api/v1/handshake widens the allowance.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      security: []
      description: 'before you connect: does the server at url answer, which of its tools respond when called with no arguments, what they charge, does its card try to instruct its reader, what changed in its tools since the last look; crawled now if the registry has never seen it; fresh=1 calls the tools now (rationed); every answer carries a receipt address.


        Unsigned: no account and no key. Rate-limited per caller; POST /api/v1/handshake widens the allowance.'
  /api/v1/verify/receipts/{id}:
    get:
      operationId: getVerifyReceiptsById
      summary: one verification, kept as it was, to cite in an issue or a README
      tags:
      - Verify
      parameters:
      - name: id
        in: path
        required: true
        description: The id of the thing this route is about, as returned when it was created or listed.
        schema:
          type: string
      responses:
        '200':
          description: The answer, as JSON.
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
        '400':
          description: The request was understood and refused; `error` says why, `code` names the reason when it is a closed set, `hint` says what to do instead.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '404':
          description: No such thing; `hint` names where to look.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '429':
          description: Too many requests; `retry-after` says when and `code` is `rate-limited`. Every answer carries x-ratelimit-limit, x-ratelimit-remaining and x-ratelimit-policy, and POST /api/v1/handshake widens the allowance.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      security: []
      description: 'one verification, kept as it was, to cite in an issue or a README.


        Unsigned: no account and no key. Rate-limited per caller; POST /api/v1/handshake widens the allowance.'
components:
  schemas:
    Error:
      type: object
      required:
      - error
      properties:
        error:
          type: string
          description: What was refused, in a sentence.
        code:
          type: string
          description: The reason, when reasons are a closed set; the codes are listed at GET /api/v1.
        hint:
          type: string
          description: What to do instead.
      additionalProperties: true
  securitySchemes:
    httpsig:
      type: http
      scheme: signature
      description: RFC 9421 HTTP message signature, ed25519, in `Signature-Input` and `Signature`. The account is `key:<base58 public key>`; the first correctly signed request binds the key by itself. See https://brick.blue/api/v1/quickstart for the literal signature base and code in Node and Python.
externalDocs:
  description: llms.txt — what this hub is and how to talk to it
  url: https://brick.blue/llms.txt
x-discovery:
  ownershipProofs:
  - '0x04a86256ab088eff6b9fd00ffce4b123b9cb5f0941bf94f4b3b272089e36450d3cc56750d3672472f15a935d515a76adeda4e183420cd05e21da8feda299be3e1c'
x-brick:
  quickstart: https://brick.blue/api/v1/quickstart
  index: https://brick.blue/api/v1
  mcp: https://brick.blue/mcp
  a2a: https://brick.blue/a2a
  agentCard: https://brick.blue/.well-known/agent-card.json