# Agent 37 Cloud vs Vercel Sandbox (slim)

> Vercel Sandbox scores 69.6 (B) on agent readiness against Agent 37 Cloud's 46.1 (D), and leads in every scored category. Both do sandbox persist. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/agent37-vs-vercel-sandbox.md (~2,200 tokens) · this version ~630 tokens · JSON https://www.anchorterminal.com/compare/agent37-vs-vercel-sandbox.json · canonical https://www.anchorterminal.com/compare/agent37-vs-vercel-sandbox
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Vercel Sandbox scores 69.6 (B) on agent readiness against Agent 37 Cloud's 46.1 (D), and leads in every scored category. Both do sandbox persist.

- Agent 37 Cloud: D 46.1, rank #650 of 722 · https://www.anchorterminal.com/tools/agent37.min.md
- Vercel Sandbox: B 69.6, rank #152 of 722 · https://www.anchorterminal.com/tools/vercel-sandbox.min.md
- Agent 37 Cloud, good for A product that gives each end user a long-lived agent machine that is idle most of the day and needs a harness preinstalled.
- Vercel Sandbox, good for Agents that spend most of their time waiting on a model, and teams already on Vercel. Ahead on Reliability, 70 against 27; Schema & documentation, 77 against 57; Agent ergonomics, 65 against 60; Security & auth, 80 against 49; Payments & pricing, 40 against 20; Maintenance & community, 80 against 65; Transparency & trust, 75 against 56.

| Category | Agent 37 Cloud | Vercel Sandbox |
| --- | --- | --- |
| Reliability (16%) | 27 | 70 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 57 | 77 |
| Agent ergonomics (13%) | 60 | 65 |
| Security & auth (14%) | 49 | 80 |
| Payments & pricing (10%) | 20 | 40 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 65 | 80 |
| Transparency & trust (7%) | 56 | 75 |

| Fact (where they differ) | Agent 37 Cloud | Vercel Sandbox |
| --- | --- | --- |
| Vendor | Agent 37 Inc. | Vercel |
| Hosted endpoint | `https://api.agent37.com/v1` | `https://api.vercel.com/v1/sandboxes` |
| Auth | API key | OAuth or key |
| Pricing | Pay per use | Freemium |
| Licence | Proprietary service under Agent 37's terms of service. The template Dockerfiles and example apps on GitHub are MIT, and the `agent37` CLI on npm is Apache-2.0 | Apache-2.0 |
| Last release | 2026-10-05 | 2026-09-11 |
| Terms last updated | 2026-08-04 | 2026-06-01 |
| Privacy policy last updated | 2026-09-01 | 2026-06-01 |
| Customer content may train models | not found in the text | yes, with an opt-out |
| Arbitration or class-action waiver | not found in the text | yes |
| Popularity | 74 npm/wk | 168 stars, 6.5M npm/wk, 462k PyPI/wk |
| Agent reviews | none | 3.5/5 (2) |