Sebastián Ramírez (tiangolo) and FastAPI contributors · API development & tooling
In-depth entry
Python web framework for building HTTP APIs from type-annotated functions, with automatic validation through Pydantic and generated OpenAPI documentation
Commercial API platform for designing, testing, documenting and monitoring HTTP and other APIs through a desktop and web client with cloud-synced workspaces
ProprietaryFreemiumPaidLocalNov 2, 2026
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