Refresh an access token

Regenerates a Call AI access token from a refresh token, without creating a new authorization code.

Prerequisites

Authentication: Client credentials and the authentication base URL from Mindtickle Support.
Generate an access token: The refresh token returned with the access token.

POST /token

Base URL: the authentication base URL Mindtickle Support provides for issuing tokens.

Headers: Content-Type: application/json.

Parameter	Type	Required	Description
`client_id`	string	Not specified	Your unique client identifier.
`client_secret`	string	Not specified	Your client secret.
`grant_type`	string	Required	Must be set to `refresh_token` for this step.
`refresh_token`	string	Required	The refresh token returned when the access token was generated.

{
  "client_id": "CLIENT_ID",
  "client_secret": "CLIENT_SECRET",
  "grant_type": "refresh_token",
  "refresh_token": "REFRESH_TOKEN"
}

Field	Type	Description
`status`	number	Status code in the response body. Check the HTTP status separately.
`access_token`	string	The bearer token to send with Call AI requests.
`refresh_token`	string	The token used to regenerate an access token.
`token_type`	string	The token type, `Bearer`.
`expires_in`	Not specified	Time until the access token expires. Confirm the value type and unit with Mindtickle Support before using this field to schedule token renewal.

Token values and EXPIRES_IN are placeholders. Do not infer the type or unit of expires_in from this example.

{
  "status": 200,
  "access_token": "ACCESS_TOKEN",
  "refresh_token": "REFRESH_TOKEN",
  "token_type": "Bearer",
  "expires_in": "EXPIRES_IN"
}

Limits: The new access_token is valid for 1 day. You can repeat this call indefinitely while your refresh token is valid.
Expiration behavior: If the refresh_token itself expires, the call returns a 401 Refresh token expired error. Restart the flow from Get an authorization code.