SDK Reference Use this skill for language-specific SDK details. Use for the common model and for exception handling. Install Choose the SDK | SDK | Package | Best for | Important caveat | | --- | --- | --- | --- | | Node.js | | Server-side TypeScript/JavaScript workers | Supports custom headers, Logger, OpenTelemetry, HTTP-invoked functions | | Browser | | Web apps and interactive UI callbacks | Connect through the worker's public port, never the engine port; keep secrets server-side | | Python | | Sync or async Python workers | Use inside async handlers | | Rust | | High-performance tokio wo…