> ## Documentation Index > Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # TokenExchangeResponse RFC 8693 token exchange response. ## Fields | Field | Type | Required | Description | Example | | ------------------- | --------------------------------------------------------------- | -------------------- | ----------------------------------------------------------------------------------------------------------- | ---------------------------------------------- | | `access_token` | *str* | :heavy\_check\_mark: | A short-lived JWT to send as `Authorization: Bearer` to the inference API. | \ | | `expires_in` | *int* | :heavy\_check\_mark: | Seconds until the access token expires: at most 15 minutes, and never later than the subject token expires. | 900 | | `issued_token_type` | [components.IssuedTokenType](../components/issuedtokentype.mdx) | :heavy\_check\_mark: | N/A | urn:ietf:params:oauth:token-type:access\_token | | `scope` | *str* | :heavy\_check\_mark: | N/A | inference | | `token_type` | [components.TokenType](../components/tokentype.mdx) | :heavy\_check\_mark: | N/A | Bearer |