AI OpenAPI 3.0 & Swagger Schema Studio

Construct OpenAPI 3.0 JSON/YAML specifications, generate TypeScript API response contracts, export Swagger schemas, and prompt Local AI.

Key Features:

  • 100% Local & Private: All processing is done inside your browser. No files are uploaded to any server.
  • Free Online Access: No subscription, no registrations, no watermarks, completely unlimited.
  • WASM/W3C Powered: Running local CPU/GPU engines with client-side sandbox execution.

Please enable JavaScript to run this interactive local tool.

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