API Development MCP Servers for Codex CLI

MCP server for exploring OpenAPI/Swagger specifications without loading the full JSON into the agent context

yapi-mcp - YApi interface information retrieval tool, supports MCP protocol

OpenAPI MCP Server - Expose OpenAPI specs as MCP tools for AI assistants

Sipgate API MCP server for AI code assistants

TypeScript stdio MCP server and CLI for Slack Socket Mode apps.

YAPI MCP Server - supports Cookie authentication, querying projects, interface lists, interface categories, interface details, adding and mo

MCP server for querying YApi interfaces by project-level token map

MCP Swagger Enhanced Service (TypeScript)

Self-custodial USDC wallet + x402 payment signing as an MCP server for AI agents

Model Context Protocol server for Zyphr — wraps the Zyphr API as MCP tools for AI clients

MCP server for accessing Swagger/OpenAPI exposed API interfaces

MCP server for time, timezone, and duration tools. Runs locally over stdio and on Cloudflare Workers.

MCP server for API testing: HTTP requests, cURL generation, health checks.

An MCP server for intelligent discovery and search of Swagger/OpenAPI endpoints with fuzzy matching and natural language queries

Turn any OpenAPI/Swagger spec into an MCP server: one tool per endpoint. A showcase for Toolport (toolport.app).

MCP server for Apidog API specs and test management

MCP server for the BetterFans Link SDK — the OnlyFans API. Gives AI coding assistants (Claude Code, Cursor, Windsurf) access to OnlyFans

MCP server for the ChartObserver paper-trading platform. Lets an AI agent (Claude Desktop, etc.) read portfolio state, place trades, and

Local MCP server for Convertly media workflows over approved filesystem folders.

API documentation drift detector MCP server — find where your docs lie before your users do

EasyParcel CLI — a comprehensive command-line interface for the EasyParcel Open API, built for humans and AI agents.