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FastAPI · Function

jsonable_encoder

jsonable_encoder converts objects such as Pydantic models and datetimes into ordinary Python data that JSON can encode. It returns a dictionary, list, or scalar values, not a JSON string.

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Syntax

jsonable_encoder(obj, include=None, exclude=None, by_alias=True, exclude_unset=False, exclude_defaults=False, exclude_none=False, custom_encoder=None, sqlalchemy_safe=True)

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  • FastAPI
  • Pydantic
  • JSONResponse
  • response_model

Source: Encoders - jsonable_encoder. Checked 2026-11-03.