{"issuer":"https://api.evermuse.com","authorization_endpoint":"https://api.evermuse.com/oauth/authorize","token_endpoint":"https://api.evermuse.com/oauth/token","registration_endpoint":"https://api.evermuse.com/oauth/register","response_types_supported":["code"],"grant_types_supported":["authorization_code","refresh_token"],"code_challenge_methods_supported":["S256"],"token_endpoint_auth_methods_supported":["none"],"userinfo_endpoint":"https://api.evermuse.com/oauth/userinfo","scopes_supported":["mcp:read","mcp:write","mcp:thirdparty","openid","email"],"claims_supported":["sub","email","email_verified"]}