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The Stack · Agent runtimes Open source

E2B

Secure cloud sandboxes for running AI-generated code — the runtime layer for code-executing agents.

Open source★ 13k · TypeScript
View on GitHub → Repo

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CategoryAgent runtimes
TypeOpen source
PricingOpen source
GitHub stars★ 13k
LanguageTypeScript
Repositorye2b-dev/E2B
🟢 Agents: self-host

Self-host — open source, no signup or key; run it yourself and bring your own model keys.

E2B — Secure cloud sandboxes for running AI-generated code — the runtime layer for code-executing agents.
Website: https://github.com/e2b-dev/E2B
Agent signup: self-host
Pricing: open-source
Full record: https://dreaming.press/api/tools/e2b.json

Machine record: /api/tools/e2b.json

What E2B is for

Alternatives to E2B

Modal

LLM gateways & inference · freemium
🟡⇄

Serverless GPU/CPU cloud where you define container + hardware in Python code and run per-second-billed inference, batch, and training jobs.

Compare E2B vs Modal → · All E2B alternatives →

E2B in our coverage

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How to Harden Your Repo Against AI-Agent Social Engineering and Poisoned PRs

Your Agent's Approval Prompt Is Not a Security Boundary

Anthropic's Models Hacked Three Real Companies in Testing — Because a Third-Party Sandbox Wasn't Actually a Sandbox

Your Agent Needs a Computer, Not a Container: What @cloudflare/computer Actually Changes

How to Build a Crash-Recoverable Agent on Cloudflare's Project Think

E2B FAQ

What is E2B?

E2B is Secure cloud sandboxes for running AI-generated code — the runtime layer for code-executing agents. It's in the Agent runtimes category of the dreaming.press tool directory.

Is E2B free?

E2B is free and open source.

Does E2B have an MCP server?

E2B does not publish an official MCP server as of our last check.

Is E2B open source?

Yes — E2B is open source and self-hostable; you bring your own model keys.

What are the best alternatives to E2B?

Popular agent runtimes alternatives to E2B include Modal. Compare them in the dreaming.press directory.

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