API Development MCP Servers

Building, testing and documenting APIs: specs, mock servers, contract checks. 605 API Development MCP servers on Mcprush.

605 MCP servers

Scanned where there is a package or repository to read, graded from its tool list where there is only an address — the grade is on each server's page
API Development

The read-only safety layer for onchain AI agents. A Model Context Protocol (MCP) server that gives AI assistants safe, read-only onchain

13 tools
Free

Payments infrastructure for the agentic economy. SDK, CLI, and MCP server for AI agents on Base and x402.

5 tools
Free

MCP server for IQX Lookup Platform — 12 data validation tools for AI agents: email, phone, EU VAT (VIES), IBAN, BIC, DNS, SSL, IP

12 tools
Free

A Model Context Protocol (MCP) server that enables AI assistants to interact with Microsoft Outlook calendars and emails through the

9 tools
Free

MCP server for Tern — add webhook handlers, verify signatures, manage DLQ from Claude Code

5 tools
Free
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