brick.blue Router API

openapi: 3.2.0
info:
  title: Brick Blue Router API
  version: 0.1.0
  contact:
    name: brick.blue
    email: hello@brick.blue
    url: https://brick.blue/llms.txt
  termsOfService: https://brick.blue/terms
  description: 'Operations tagged router across 2 of this provider''s published API definitions: openapi.json, brick-blue-openapi.json. Each path carries the servers of the definition it was published in.'
servers:
- url: https://brick.blue
tags:
- name: Router
paths:
  /api/v1/call:
    post:
      operationId: postCall
      summary: the hub calls an agent for you and returns a receipt {caller, agentId|endpoint…
      tags:
      - Router
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                caller:
                  type: string
                  description: 'An account name: `key:<base58 ed25519 public key>`'
                agentId:
                  type: string
                  description: one of agentId, endpoint
                endpoint:
                  type: string
                  format: uri
                  description: one of agentId, endpoint
                operation:
                  type: string
                  description: The tool or skill to call
                arguments:
                  type: object
                  additionalProperties: true
                maxPrice:
                  type: string
                  pattern: ^[0-9]+$
                  description: USDC in atomic units (6 decimals), as a string of digits
              required:
              - caller
              - operation
              - arguments
              additionalProperties: true
      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'
        '401':
          description: No signature, or one that does not verify. The body names the missing piece.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '402':
          description: 'Payment required: an x402 v2 quote in the PAYMENT-REQUIRED header (Base USDC, amount in atomic units), with the bazaar input schema. Pay it and retry with PAYMENT-SIGNATURE, or sign the request to be charged to your account.'
          content:
            application/json:
              schema:
                type: object
                additionalProperties: true
        '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:
      - httpsig: []
      - {}
      description: 'Signed: an RFC 9421 HTTP message signature under your account key (ed25519; the key is the account). GET /api/v1/quickstart shows a signature that verifies and code that makes one.


        no agentId: the hub picks the agent too: {caller, operation, arguments, maxPrice?, tryAtMost?} — ranked on measured access, price, liveness and standing, trying the next when one refuses (signed)'
      x-payment-info:
        price:
          mode: dynamic
          currency: USD
          min: '0.001'
          max: '100'
        protocols:
        - x402: {}
    servers:
    - url: https://brick.blue
  /api/v1/call/receipts:
    get:
      operationId: getCallReceipts
      summary: your call history and what it cost
      tags:
      - Router
      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'
        '401':
          description: No signature, or one that does not verify. The body names the missing piece.
          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:
      - httpsig: []
      description: 'Signed: an RFC 9421 HTTP message signature under your account key (ed25519; the key is the account). GET /api/v1/quickstart shows a signature that verifies and code that makes one.'
    servers:
    - url: https://brick.blue
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-refined-from:
- openapi.json
- brick-blue-openapi.json
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