{"issuer": "https://app.crosstrade.io", "authorization_endpoint": "https://app.crosstrade.io/oauth/mcp/authorize", "token_endpoint": "https://app.crosstrade.io/v1/oauth/mcp/token", "registration_endpoint": "https://app.crosstrade.io/v1/oauth/mcp/register", "revocation_endpoint": "https://app.crosstrade.io/v1/oauth/mcp/revoke", "response_types_supported": ["code"], "grant_types_supported": ["authorization_code", "refresh_token"], "code_challenge_methods_supported": ["S256"], "token_endpoint_auth_methods_supported": ["none"], "scopes_supported": ["mcp:read", "mcp:trade"], "service_documentation": "https://app.crosstrade.io/docs/api/mcp"}