VERCEL AI SDK 3.3

Summary from the TLDR Web Dev newsletter

Vercel AI SDK 3.3 introduces several new features for building AI applications with JavaScript and TypeScript, including tracing with OpenTelemetry for observability, multi-modal file attachments for chat applications, a `useObject` hook for streaming structured object generation to clients, and additional LLM settings like JSON schema support, stop sequences, and custom headers.