# Get client access token

Retrieve an access token to authorize your API request. By default, the access token is valid for 1 hour, you don't need to regenerate it every time before calling Mosaic APIs.  NOTE: The request type and examples depend on the service you choose

Endpoint: POST /oidc/token

## Response 200 fields (application/json):

  - `access_token` (string, required)
    The access token issued by the authorization server

  - `token_type` (string, required)
    Returned as Bearer
    Example: "Bearer"

  - `expires_in` (integer, required)
    Expiration time of the access token in seconds
    Example: 3600

  - `scope` (string, required)
    Scope of the access token

## Response 400 fields (application/json):

  - `message` (string, required)
    Example: "Bad request"

  - `error_code` (number, required)
    Example: 400

## Response 500 fields (application/json):

  - `message` (string, required)
    Example: "Something went wrong - Internal server error"

  - `error_code` (number, required)
    Example: 500