builder
E2B
Secure cloud sandboxes where AI agents can run code, browse and use tools.
e2b.dev ↗API
what it is
E2B is a cloud for AI agents: it gives every agent an isolated machine where it can run code, browse, use tools, pause and fork. You can use E2B's cloud or run it in your own AWS, GCP or Azure account. It's open source at the core.
who it's for
Developers building agents that need to execute code safely.
how to start
- 1Sign up at console.e2b.dev.
- 2Get an API key.
- 3Install the SDK and start a sandbox (see docs.e2b.dev).
- 4Run code or tools from your agent inside the sandbox.
what you need
- An E2B account and API key
- Python or JavaScript
pricing
Free Hobby tier to start
Pro and higher tiers on the pricing page
pricing page ↗checked Oct 10, 2026
key features
- Isolated sandboxes per agent
- Run code, browse, use tools
- Pause and fork
- BYO cloud (AWS, GCP, Azure)
- Open source