API.market Subscription Management API

REST API for reading a marketplace product and its pricing plans, reading the caller's current subscription, creating/upgrading/downgrading a subscription to a pricing plan (with a dry-run option) and cancelling a subscription. Authenticated with the x-api-market-key header.

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/api-market:api-market-subscription-management-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.

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

API entry from apis.yml

apis.yml Raw ↑
aid: api-market:api-market-subscription-management-api
name: API.market Subscription Management API
description: REST API for reading a marketplace product and its pricing plans, reading the caller's current
  subscription, creating/upgrading/downgrading a subscription to a pricing plan (with a dry-run option)
  and cancelling a subscription. Authenticated with the x-api-market-key header.
humanURL: https://docs.api.market/subscription-management-api-documentation
baseURL: https://api.market
tags:
- Subscription
- Billing
- API Marketplace
tags_raw:
- Subscriptions
- Billing
- API Marketplace
properties:
- type: Documentation
  url: https://docs.api.market/subscription-management-api-documentation