{"data":{"slug":"e2b","name":"E2B","tagline":"Firecracker sandboxes for untrusted agent code","category":"agents","categoryName":"AI Agents","url":"https://e2b.dev","github":null,"pricing":"freemium","hook":"E2B gives agents a safe place to run untrusted code.","whatsGood":"When your agent writes code, where does it run? E2B provides Firecracker-based sandboxes—lightweight VMs that spin up in milliseconds, execute untrusted code, and tear down cleanly. The infrastructure lets agents be dangerous without risking your systems. SDKs for Python and TypeScript.","theCatch":"Hosted by default. You are sending code to E2B infrastructure. Self-hosting is possible but requires more work. Another external dependency in your agent stack.","verdict":"Safe sandboxes for agent-generated code. Hosted convenience.","addedAt":"2026-08-19","featured":false,"domain":"AI Agents","subSpecialty":"Orchestration","capabilities":["sandbox","code"],"surfaces":["Hosted"],"ecosystem":["Multi-platform"],"licenseModel":"Freemium","githubStars":null},"related":[{"slug":"claude-code","name":"Claude Code","tagline":"Terminal-first coding agent with deep repository context"},{"slug":"cursor","name":"Cursor","tagline":"The AI-first code editor that understands your codebase"},{"slug":"devin","name":"Devin","tagline":"Autonomous AI engineer for defined engineering tasks"},{"slug":"stagehand","name":"Stagehand","tagline":"AI-native browser automation that mixes code and natural language"},{"slug":"browser-use","name":"Browser Use","tagline":"Open-source framework for LLM-driven browser agents"}],"links":{"self":"/api/gems/e2b","html":"/gems/e2b","markdown":"/gems/e2b.md","category":"/api/gems?category=agents","categoryPage":"/stacks/agents"}}