{"issuer":"https://api.adapter.com","authorization_endpoint":"https://api.adapter.com/v1/oauth2/authorize","token_endpoint":"https://api.adapter.com/v1/oauth2/token","response_types_supported":["code"],"grant_types_supported":["authorization_code","refresh_token","urn:ietf:params:oauth:grant-type:token-exchange"],"code_challenge_methods_supported":["S256"],"token_endpoint_auth_methods_supported":["none","client_secret_basic","client_secret_post"],"scopes_supported":["mcp:read","mcp:write","mcp:feedback","offline_access"],"client_id_metadata_document_supported":true}