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E2B

Cloud code sandbox infrastructure letting AI agents safely execute code in isolated environments

e2b.dev
AI Platform#76in Code & DevelopmentNEWCode & Development*Software & Engineering*

Capy Score

76
AI Depth
15/20
Innovation
16/20
Utility
15/20
Accessibility
14/20
Ecosystem
16/20

Community

What do you think about E2B?

E2B provides secure cloud sandboxes where AI agents can execute code, install packages, run servers, and manage files — all in isolated environments that spin up in milliseconds. The infrastructure layer powering code execution in Cursor, Lovable, Devin, and dozens of AI coding tools. Open-source core with managed cloud.

Key Features

  • Millisecond sandbox spin-up for AI code execution
  • Isolated environments with full OS capabilities
  • Powers code execution in Cursor, Lovable, and Devin
  • Open-source SDK with managed cloud option
  • Supports Python, JavaScript, and any runtime

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