OAuth refresh token. For authorization_code flow, this contains the actual refresh token. For client_credentials flow, this must be set to an empty string.
expires_ininteger required
clientstring required
grant_typestring
cc_client_idstring
OAuth client ID for resource-level credentials (client_credentials flow only)
cc_client_secretstring
OAuth client secret for resource-level credentials (client_credentials flow only)
cc_instancestring
Instance name for built-in providers whose client-credentials token URL is instance-templated; substituted into the fixed-host registry template server-side (client_credentials flow only). The token URL is never caller-supplied.
cc_token_urlstring
Bring-your-own token endpoint override (client_credentials flow only). Only honored together with cc_client_id/cc_client_secret and mutually exclusive with cc_instance; ignored/rejected on the shared-instance path.
mcp_server_urlstring
MCP server URL for MCP OAuth token refresh
scopesstring[]
OAuth scopes to use for token refresh. Overrides instance-level scopes.