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Cortex

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Cortex - Generates interactive API documentation, typed SDKs, and MCP servers from OpenAPI, AsyncAPI, GraphQL, gRPC, OpenRPC, and Markdown.

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Cortex

Added 1 Oct 2026

#api-client#api-documentation#api-reference#asyncapi#code-generation#docs#documentation-generator#graphql
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Overview

Cortex generates interactive API documentation, typed SDKs, and MCP servers from OpenAPI, AsyncAPI, GraphQL, gRPC, OpenRPC, and Markdown. It is a community-driven TypeScript tool with over 3,200 stars on GitHub.

Best for

Best for
Developers who need to quickly generate SDKs, docs, and MCP servers from existing API specifications.

Use cases

  • Generate typed SDKs from API specifications
  • Create interactive API documentation
  • Build MCP servers from existing APIs

Notes

3,239 stars on GitHub. Last updated 2026-10-01. Licensed MIT.

Pros

  • Supports multiple API specification formats
  • Produces multiple output types (docs, SDKs, MCP servers)
  • Open source with a strong community (3.2k stars)

Cons

  • Requires input in supported spec formats, not runtime introspection
  • Output quality depends on completeness of the source specification
  • No official vendor support, relies on community maintenance
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