Flue: The Sandbox Agent Framework from Astro (Fast Look)
Most agent frameworks hand you an SDK and call it done. So good luck wiring up sessions, error recovery, and state persistence yourself. Flue is different. It’s a full agent harness — sessions, tools, skills, sandboxed execution, and durable recovery — all in one TypeScript framework from the Astro team. 5,935 stars in two days. And that’s not hype — that’s signal. What Problem Does Flue Actually Solve? If you’ve built an AI agent, you know the pattern: pick an LLM provider, write a loop, add some tool calls, pray it doesn’t crash mid-conversation. But most “agent frameworks” are just SDKs with a README — you’re still on your own for runtime, state, and error handling. ...