APIHub (apihub.io) is the product named in the request: a marketplace where AI agents discover, pay for and call monitored APIs through one endpoint and one Bearer key, paid in USDC on Base 1. Alternatives that offer a similar single-gateway API marketplace are listed below.
- 1
APIHubapihub.iowebsite read, tools not yet checked
Marketplace where AI agents discover, pay for and consume monitored APIs through a single endpoint with one Bearer key, using x402 and USDC credits on Base; the CLI (npm @apihubio/cli) registers, tops up and calls x402 APIs with payment handled 1.
+1 community tools built for it
- 2
API Marketapi.marketwebsite read, tools not yet checked
Marketplace for buying and selling APIs and AI models, with over 1,360 listings including data APIs and MCP servers 2.
- 3
upAPIupapi.iowebsite read, tools not yet checked
API marketplace where one key and one gateway call 60+ production APIs from a pooled quota, reachable from code or from agents over MCP 3.
- 4
JoJ APIjojapi.comwebsite read, tools not yet checked
API marketplace for scraping, search and real-world data APIs, subscribed through one key, one gateway and one wallet 4.
official:MCP server · com.jojapi/cloud-api-hub-youtube-downloader
Sources
- 1APIHub - The MCP Marketplace for AI Agent APIsapihub.io · read 2026-10-29
- 2API Marketplace: 1,360+ AI APIs, Data APIs, MCP Servers & more | API Marketapi.market · read 2026-10-29
- 3upAPI — The API Marketplace: One Key, Every APIupapi.io · read 2026-10-29
- 4JoJ API — API Marketplace for Scraper, Search & Data APIsjojapi.com · read 2026-10-29
For agents: the 10 actions behind this answer
· APIHub website read, tools not yet checked
Discover and pay for APIs with USDC credits. One endpoint, one Bearer key, no wallet required. Built on x402 (USDC on Base) for AI agents.
· API Market website read, tools not yet checked
API Marketplace trusted by 18,800+ developers, where you can buy and sell APIs. Discover Flight APIs, Face Swap, Text-to-Video APIs, marketing automation tools, integrations, and more!
· upAPI website read, tools not yet checked
The API marketplace platform. One key, one gateway, every endpoint — call 60+ production APIs from one pooled quota, with copy-paste snippets in 8 languages.
· JoJ API Cloud Com Downloader Hub Youtube website read, tools not yet checked
JoJ API is an API marketplace for web scraping, search and real-world data APIs. Subscribe to any API with one key, one gateway and one wallet — free playground on every endpoint.
· API3 website read, tools not yet checked
API3 provides data feeds and pays dApps for using them.
· Agent-2-Agent.com website read, tools not yet checked
A decentralized data registry and API marketplace built exclusively for AI agents, shopping bots, and crawlers. List products in JSON, query and search programmatically.
· Reqistry website read, tools not yet checked
Discover, compare, monitor, and connect APIs, MCP servers, and agent tools. 3,090+ APIs across 72+ categories with trusted, continuously updated intelligence.
· JoJ API Com Marketplace website read, tools not yet checked
JoJ API is an API marketplace for web scraping, search and real-world data APIs. Subscribe to any API with one key, one gateway and one wallet — free playground on every endpoint.
Search x402 services · Agent Tools Directory verified and signed
Find x402-payable APIs by intent, category or chain. e.g. find a weather API that accepts x402 on Base
Search the API catalog · APIs.io verified and signed
Federated search across API providers, APIs and tags in one call, with match counts. Filter by tag, artifact type, industry, region or rating band. Free, no key required. e.g. Find payment APIs with an OpenAPI and an MCP server e.g. Which providers in insurance publish machine-readable rate limits?
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.