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FastAPI · Function

Cookie

FastAPI can read request cookies with Cookie(). Declare the cookie as a typed parameter, and use a default such as None when it is optional.

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Syntax

parameter: Annotated[type, Cookie()] = default

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  • Query
  • Path
  • Response
  • Pydantic BaseModel
  • Cookie parameter models

Source: Cookie Parameters - FastAPI. Checked 2026-11-03.