Sponge MPP API

The MPP API from Sponge — 5 operation(s) for mpp.

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/sponge-mpp-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 email required.

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

OpenAPI Specification

sponge-mpp-api-openapi.yml Raw ↑
openapi: 3.0.3
info:
  title: Sponge public Agents MPP API
  version: 1.0.0
  description: Public REST endpoints for agents, wallets, transfers, payments, cards, MPP, trading, and fiat onramps.
servers:
- url: https://api.wallet.paysponge.com
  description: Production
security:
- bearerAuth: []
tags:
- name: MPP
paths:
  /api/mpp/fetch:
    post:
      operationId: postApiMppFetch
      tags:
      - MPP
      summary: Fetch with MPP auto-pay
      description: Make one paid Tempo request with automatic MPP handling.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - url
              properties:
                chain:
                  type: string
                  enum:
                  - tempo
                url:
                  type: string
                method:
                  type: string
                  enum:
                  - GET
                  - POST
                  - PUT
                  - DELETE
                  - PATCH
                headers:
                  type: object
                  additionalProperties:
                    type: string
                body: {}
            example:
              chain: tempo
              url: https://api.example.com/tempo
              method: GET
      responses:
        '200':
          description: Successful response.
  /api/mpp/session/start:
    post:
      operationId: postApiMppSessionStart
      tags:
      - MPP
      summary: Start an MPP session
      description: Open a Tempo MPP session for repeated paid requests.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                chain:
                  type: string
                  enum:
                  - tempo
                max_deposit:
                  type: string
                deposit:
                  type: string
            example:
              chain: tempo
              max_deposit: '5'
              deposit: '2'
      responses:
        '200':
          description: Successful response.
  /api/mpp/session/request:
    post:
      operationId: postApiMppSessionRequest
      tags:
      - MPP
      summary: Send an MPP session request
      description: Use an existing Tempo MPP session for a paid request. Set stream=true for SSE responses.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - session_id
              - url
              properties:
                session_id:
                  type: string
                url:
                  type: string
                method:
                  type: string
                  enum:
                  - GET
                  - POST
                  - PUT
                  - DELETE
                  - PATCH
                headers:
                  type: object
                  additionalProperties:
                    type: string
                body: {}
                stream:
                  type: boolean
            example:
              session_id: session_123
              url: https://api.example.com/tempo-stream
              method: GET
      responses:
        '200':
          description: Successful response.
  /api/mpp/session/close:
    post:
      operationId: postApiMppSessionClose
      tags:
      - MPP
      summary: Close an MPP session
      description: Close an MPP session and release any unused deposit.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - session_id
              properties:
                session_id:
                  type: string
                reason:
                  type: string
            example:
              session_id: session_123
              reason: done
      responses:
        '200':
          description: Successful response.
  /api/mpp/sessions:
    get:
      operationId: getApiMppSessions
      tags:
      - MPP
      summary: List MPP sessions
      description: List recent MPP sessions for the current agent.
      parameters:
      - name: status
        in: query
        required: false
        schema:
          type: string
      - name: limit
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Successful response.
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key