# E2B
> E2B is an open-source infrastructure provider that offers secure, cloud-based sandboxes for AI agents. It allows LLMs and AI applications to run code in an isolated environment, similar to a cloud-based code interpreter.
- URL: https://optimly.ai/brand/e2b
- Slug: e2b
- BAI Score: 62/100
- Archetype: Challenger
- Category: Developer Tools
- Last Analyzed: April 11, 2026
- Part of: Y Combinator (https://optimly.ai/brand/y-combinator)
## Competitors
- Modal (https://optimly.ai/brand/modal)
- Piston (https://optimly.ai/brand/piston)
## Also Referenced By
- Fly.io (https://optimly.ai/brand/fly-io)
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## Full Details / RAG Data
### Overview
E2B is listed in the AI Directory.
E2B is an open-source infrastructure provider that offers secure, cloud-based sandboxes for AI agents. It allows LLMs and AI applications to run code in an isolated environment, similar to a cloud-based code interpreter.
### Metadata
| Field        | Value |
|--------------|-------|
| Name         | E2B |
| Slug         | e2b |
| URL          | https://optimly.ai/brand/e2b |
| BAI Score    | 62/100 |
| Archetype    | Challenger |
| Category     | Developer Tools |
| Last Analyzed | April 11, 2026 |
| Last Updated | 2026-04-12T12:36:11.191Z |
### Verified Facts
- Founded: 2023
- Headquarters: San Francisco, CA
### Competitors
| Name | Profile |
|------|---------|
| Modal | https://optimly.ai/brand/modal |
| Piston | https://optimly.ai/brand/piston |
### Also Referenced By
- Fly.io (https://optimly.ai/brand/fly-io)
### Parent Brand
- Y Combinator (https://optimly.ai/brand/y-combinator)
### Links
- Canonical page: https://optimly.ai/brand/e2b
- JSON endpoint: /brand/e2b.json
- LLMs.txt: /brand/e2b/llms.txt