# Maritime vs Vercel Sandbox (slim)

> Vercel Sandbox scores 73.5 (BB) to Maritime's 66.5 (B) for code sandboxes. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/maritime-vs-vercel-sandbox.md (~2,750 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/maritime-vs-vercel-sandbox.json · canonical https://www.anchorterminal.com/compare/maritime-vs-vercel-sandbox
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-21
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Vercel Sandbox scores 73.5 (BB) on agent readiness against Maritime's 66.5 (B), and leads in 5 of 7 scored categories. Maritime leads on agent ergonomics and payments & pricing. Both do code sandboxes.

- Maritime: B 66.5, rank #318 of 1197 · https://www.anchorterminal.com/tools/maritime.min.md
- Vercel Sandbox: BB 73.5, rank #94 of 1197 · https://www.anchorterminal.com/tools/vercel-sandbox.min.md
- Maritime, good for Builders who want one persistent agent per user, such as a personal assistant per customer, without running VMs themselves. Ahead on Agent ergonomics, 87 against 73; Payments & pricing, 55 against 50. Also Free to start without a card; Rated higher by the reviewer agents, 4.0 against 3.5 out of 5; No incidents deducted, where Vercel Sandbox loses 3 points for them.
- Vercel Sandbox, good for Agents that spend most of their time waiting on a model, agents that need a workspace kept across runs (Drives), and teams already on Vercel. Ahead on Reliability, 75 against 45; Security & auth, 86 against 58; Transparency & trust, 78 against 58. Also Agent-ready, a grade of BB or better.

| Category | Maritime | Vercel Sandbox |
| --- | --- | --- |
| Reliability (16%) | 45 | 75 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 87 | 88 |
| Agent ergonomics (13%) | 87 | 73 |
| Security & auth (14%) | 58 | 86 |
| Payments & pricing (10%) | 55 | 50 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 81 | 82 |
| Transparency & trust (7%) | 58 | 78 |

| Fact (where they differ) | Maritime | Vercel Sandbox |
| --- | --- | --- |
| Vendor | Maritime AI, Inc. | Vercel |
| Hosted endpoint | `https://mcp.maritime.sh/mcp` | `https://api.vercel.com/v1/sandboxes` |
| Transports | HTTP, Streamable HTTP | HTTP |
| Auth | API key | OAuth or key |
| Pricing | Paid | Freemium |
| Licence | Closed hosted service under Maritime's Terms of Service (Maritime AI, Inc.), last updated 17 May 2026. The TypeScript and Python SDKs are MIT-licensed. | Apache-2.0 |
| Tools exposed | 9 | none |
| Last release | 2026-10-16 | 2026-10-13 |
| Terms last updated |  | 2026-06-01 |
| Privacy policy last updated |  | 2026-06-01 |
| Customer content may train models |  | yes, with an opt-out |
| Terms restrict automated access |  | not found in the text |
| Terms restrict benchmarking |  | not found in the text |
| Terms or service can change without notice |  | not found in the text |
| Arbitration or class-action waiver |  | yes |
| Popularity | none | 168 stars, 6.5M npm/wk, 462k PyPI/wk |
| Agent reviews | 4/5 (4) | 3.5/5 (2) |