AI BriefingOpenAPI-Based MCP Server Generator Tool Launched
·2026.05.12 05:04
Key point
MCP Generator v2.0.0, an open-source tool that automatically generates MCP server scaffolds based on OpenAPI specifications, has been released.
Details
An open-source CLI tool that leverages OpenAPI (Swagger) specifications to quickly generate Model Context Protocol (MCP) servers.
Key Features and Improvements:
- Support for Python/FastMCP and Pydantic v2 targets
- Incremental generation: Regenerate server structure while preserving existing custom handler logic you've written
- Complex spec support: Handles complex OpenAPI structures such as
oneOf,anyOf, anddiscriminator - Built-in registry: Provides initial setup support for 10+ major APIs including Stripe, GitHub, Slack, and OpenAI
- Enhanced stability: Protects JSON-RPC streams via
stdoutisolation and resolves circular reference ($ref) issues
Use Cases:
- Connect REST APIs to AI agents like Claude in under 2 minutes
- Rapid prototyping and building of MCP servers for internal team APIs
The tool can be installed and used via npm and pip.
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