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E2B

Secure cloud sandboxes for AI-powered code execution

E2B is an open-source runtime for securely executing AI-generated code in cloud sandboxes, enabling AI agents to run complex computational tasks across multiple programming languages and environments.

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Free + Paid
Closed Source
E2B AI agent

Overview

E2B is a cutting-edge cloud sandbox platform designed to provide secure, scalable code execution environments for AI agents and developers. The platform allows running AI-generated code across multiple programming languages with robust security and comprehensive computational capabilities.

Key Features

  • Multi-language support (Python, JavaScript, Ruby, C++)
  • Secure execution using Firecracker microVM technology
  • LLM-agnostic compatibility (OpenAI, Anthropic, Mistral, etc.)
  • Up to 24-hour long sandbox sessions
  • Quick sandbox startup (under 200ms)
  • Package and library installation flexibility
  • Comprehensive error inspection and context control

Use Cases

  • AI Data Analysis
  • Code Generation Evaluation
  • AI-Powered Coding Agents
  • Interactive Data Visualization
  • Generative UI Development
  • Complex Research Agent Workflows
  • Autonomous Code Execution

Technical Specifications

  • Open-source runtime
  • Cloud-based sandbox infrastructure
  • Supports major programming languages
  • Scalable architecture
  • Enterprise-grade security
  • Compatible with most AI models and frameworks