E2B
Secure cloud sandboxes for running AI-generated code in isolated environments
Updated April 2026
Overview
- Website
- e2b.dev
- Segment
- Tool Integration & Execution
Product overview
E2B provides secure, sandboxed cloud environments using Firecracker microVMs, enabling AI agents to execute code, manage files, and perform complex tasks at scale. Trusted by 88% of Fortune 100 companies like Perplexity and Hugging Face, it supports multi-agent workflows with Python and JavaScript SDKs. The open-source platform ensures fast startup (150ms) and high security for enterprise AI applications.
Revenue model
Enterprise pricing (contact for details)
Moat
E2B's key competitive moat is its open-source sandbox protocol for secure, scalable cloud environments tailored for AI agents, which is rapidly becoming the industry standard as evidenced by adoption from 88% of Fortune 100 companies and leaders like Hugging Face, Perplexity, and Groq. This creates network effects through developer community contributions and enterprise lock-in via high switching costs—replicating in-house would take weeks and multiple engineers, while E2B enables one-week deployments—and scale advantages like auto-scaling thousands of concurrent sandboxes for complex workflows.
Headwinds
Heavy competition from cloud giants who could easily replicate sandboxed execution environments as a native service.