{"issuer":"https://518.plus","authorization_endpoint":"https://518.plus/oauth/authorize","token_endpoint":"https://518.plus/oauth/token","registration_endpoint":"https://518.plus/oauth/register","service_documentation":"https://518.plus/agents","op_policy_uri":"https://518.plus/privacy","op_tos_uri":"https://518.plus/terms","authorization_response_iss_parameter_supported":true,"token_endpoint_auth_methods_supported":["none"],"grant_types_supported":["authorization_code","refresh_token"],"response_types_supported":["code"],"code_challenge_methods_supported":["S256"],"scopes_supported":["tools:call","files:read","files:delete"],"client_id_metadata_document_supported":true}