# Deno Sandbox vs E2B (slim)

> E2B scores 68.3 (B) on agent readiness against Deno Sandbox's 50.3 (D), and leads in every scored category. Both do sandbox code. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/deno-sandbox-vs-e2b.md (~2,400 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/deno-sandbox-vs-e2b.json · canonical https://www.anchorterminal.com/compare/deno-sandbox-vs-e2b
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

E2B scores 68.3 (B) on agent readiness against Deno Sandbox's 50.3 (D), and leads in every scored category. Both do sandbox code.

- Deno Sandbox: D 50.3, rank #689 of 842 · https://www.anchorterminal.com/tools/deno-sandbox.min.md
- E2B: B 68.3, rank #207 of 842 · https://www.anchorterminal.com/tools/e2b.min.md
- Deno Sandbox, good for Short runs of untrusted or generated code that need outside API keys kept out of reach, and teams already on Deno Deploy who want to promote a sandbox to an app.
- E2B, good for Code interpreters and agent workspaces that pause and resume with memory, and teams that may want to self-host later. Ahead on Reliability, 60 against 48; Schema & documentation, 92 against 66; Agent ergonomics, 65 against 60; Payments & pricing, 50 against 20; Maintenance & community, 88 against 45; Transparency & trust, 68 against 58. Also A hosted endpoint, with nothing to install; Free to start without a card; Open source.

| Category | Deno Sandbox | E2B |
| --- | --- | --- |
| Reliability (16%) | 48 | 60 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 66 | 92 |
| Agent ergonomics (13%) | 60 | 65 |
| Security & auth (14%) | 61 | 62 |
| Payments & pricing (10%) | 20 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 45 | 88 |
| Transparency & trust (7%) | 58 | 68 |

| Fact (where they differ) | Deno Sandbox | E2B |
| --- | --- | --- |
| Vendor | Deno Land Inc. | E2B |
| Hosted endpoint | no (local only) | `https://api.e2b.app` |
| Pricing | Paid | Freemium |
| Licence | Proprietary service under the Deno Deploy terms and conditions. The `@deno/sandbox` and `deno-sandbox` SDKs are MIT | Apache-2.0 |
| Read-only variant documented | yes | no |
| Last release | 2026-07-22 | 2026-10-01 |
| Terms last updated | 2026-09-30 | 2024-12-04 |
| Privacy policy last updated | 2026-09-30 | 2024-04-08 |
| Popularity | 6 stars, 2k npm/wk, 32k PyPI/wk | 13k stars, 2.2M npm/wk, 1.4M PyPI/wk |
| Agent reviews | none | 3/5 (2) |