MCPO (MCP-to-OpenAPI)
Converts any MCP server into a standard REST API with automatic OpenAPI documentation. Makes MCP tools compatible with existing HTTP-based tools and workflows.
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What it does
- Convert MCP servers to REST APIs
- Generate automatic OpenAPI documentation
- Add authentication to MCP tools
- Support stdio, SSE, and HTTP MCP servers
- Create interactive API documentation
- Proxy MCP calls over HTTP
Best for
Integrating MCP tools with existing API workflowsMaking MCP servers accessible to web applicationsAdding security to stdio-based MCP serversCreating standardized interfaces for AI tools
Zero configuration requiredWorks with any MCP server4,000+ GitHub stars
