AlgoVoi

AlgoVoi X402 API

The x402 API from AlgoVoi — 2 operation(s) for x402.

Documentation GitHub OpenAPI

Operations 2

POST /x402/challenge Challenge #

POST /x402/verify Verify #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/algovoi-co-uk-x402-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: AlgoVoi Gateway X402 API
  description: Public-facing x402 payment gateway.
  version: 1.0.0-phase1c
  x-guidance: To access payment-gated resources, send the required payment proof header. Use GET /mpp/{resource_id} for MPP or GET /protected/{resource_id} for x402.
tags:
- name: X402
paths:
  /x402/challenge:
    post:
      tags:
      - X402
      summary: Challenge
      description: Return payment instructions using per-resource price/network and per-tenant payout address.
      operationId: challenge_x402_challenge_post
      parameters:
      - name: tenant_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Tenant Id
      - name: x-tenant-id
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Tenant-Id
      - name: authorization
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Authorization
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/gateway__app__routers__verify__ChallengeRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/gateway__app__routers__verify__ChallengeResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      x-payment-info:
        authMode: api_key
  /x402/verify:
    post:
      tags:
      - X402
      summary: Verify
      description: Submit tx_id for verification using per-tenant payout address as expected receiver.
      operationId: verify_x402_verify_post
      parameters:
      - name: tenant_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Tenant Id
      - name: x-tenant-id
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: X-Tenant-Id
      - name: authorization
        in: header
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Authorization
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/gateway__app__routers__verify__VerifyRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/gateway__app__routers__verify__VerifyResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      x-payment-info:
        authMode: api_key
components:
  schemas:
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    gateway__app__routers__verify__ChallengeRequest:
      properties:
        resource_id:
          type: string
          title: Resource Id
      type: object
      required:
      - resource_id
      title: ChallengeRequest
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    gateway__app__routers__verify__ChallengeResponse:
      properties:
        resource_id:
          type: string
          title: Resource Id
        network:
          type: string
          title: Network
        receiver:
          type: string
          title: Receiver
        amount_microalgos:
          type: integer
          title: Amount Microalgos
        payment_reference:
          type: string
          title: Payment Reference
        price_token:
          anyOf:
          - type: string
          - type: 'null'
          title: Price Token
        note_binding_required:
          type: boolean
          title: Note Binding Required
          default: false
        note_prefix:
          anyOf:
          - type: string
          - type: 'null'
          title: Note Prefix
      type: object
      required:
      - resource_id
      - network
      - receiver
      - amount_microalgos
      - payment_reference
      title: ChallengeResponse
    gateway__app__routers__verify__VerifyResponse:
      properties:
        verified:
          type: boolean
          title: Verified
        error:
          anyOf:
          - type: string
          - type: 'null'
          title: Error
        access_token:
          anyOf:
          - type: string
          - type: 'null'
          title: Access Token
        settlement_attestation:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Settlement Attestation
        settlement_attestation_jws:
          anyOf:
          - type: string
          - type: 'null'
          title: Settlement Attestation Jws
      type: object
      required:
      - verified
      title: VerifyResponse
    gateway__app__routers__verify__VerifyRequest:
      properties:
        resource_id:
          type: string
          title: Resource Id
        network:
          type: string
          title: Network
        tx_id:
          type: string
          title: Tx Id
        price_token:
          anyOf:
          - type: string
          - type: 'null'
          title: Price Token
      type: object
      required:
      - resource_id
      - network
      - tx_id
      title: VerifyRequest
x-discovery:
  ownershipProofs:
  - eb10b2d7fb1e2fcbea7a4c5b031e339daacc7cf37d1fb569c58849287c121633
  resources:
  - https://api.algovoi.co.uk/mpp/probe
  resourcesCatalog: https://api.algovoi.co.uk/discovery/resources