flue

by withastro · Web

The sandbox agent framework.

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WebDeveloper ToolTypeScriptAstro
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About this project

Flue — The Agent Harness Framework Not another SDK. Build autonomous agents with Flue's programmable TypeScript harness. The framework for building the next generation of agents. The first agents were built with raw LLM API calls. This worked for simple chatbots and scripted tasks, but not much else. Agents like Claude Code and Codex broke the mold. These were real agents. Autonomous. You give them a task — not a pre-defined series of steps — and trust them to complete it using the context and tools that you provide. Flue unlocks this new architecture for agents. Its built-in TypeScript harness gives any model the context and environment it needs for truly autonomous work: sessions,…

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TypeScriptJavaScriptMDXCSSAstro

Project health

Actively maintained
Last updatelast week
Contributors20
Latest release
Open issues & PRs43
LicenseApache-2.0
On GitHubsince 2026

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