> ## Documentation Index > Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-7021d5f4.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # ExchangeAuthCodeForAPIKeyRequestBody - Python SDK > ExchangeAuthCodeForAPIKeyRequestBody method reference The Python SDK and docs are currently in beta. Report issues on [GitHub](https://github.com/OpenRouterTeam/python-sdk/issues). ## Fields | Field | Type | Required | Description | Example | | ----------------------- | -------------------------------------------------------------------------------------------------------------------------------------------- | -------------------- | -------------------------------------------------------------------------- | -------------------------------------------- | | `code` | *str* | :heavy\_check\_mark: | The authorization code received from the OAuth redirect | auth\_code\_abc123def456 | | `code_challenge_method` | [OptionalNullable\[operations.ExchangeAuthCodeForAPIKeyCodeChallengeMethod\]](../operations/exchangeauthcodeforapikeycodechallengemethod.md) | :heavy\_minus\_sign: | The method used to generate the code challenge | S256 | | `code_verifier` | *Optional\[str]* | :heavy\_minus\_sign: | The code verifier if code\_challenge was used in the authorization request | dBjftJeZ4CVP-mB92K27uhbUJU1p1r\_wW1gFWFOEjXk |