# Cloudflare Sandbox SDK vs Maritime (slim)

> Cloudflare Sandbox SDK scores 67.5 (B) 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/cloudflare-sandbox-sdk-vs-maritime.md (~2,850 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/cloudflare-sandbox-sdk-vs-maritime.json · canonical https://www.anchorterminal.com/compare/cloudflare-sandbox-sdk-vs-maritime
- 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
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Cloudflare Sandbox SDK scores 67.5 (B) on agent readiness against Maritime's 66.5 (B), and leads in 3 of 7 scored categories. Maritime leads on schema & documentation, agent ergonomics, payments & pricing and maintenance & community. Both do code sandboxes.

- Cloudflare Sandbox SDK: B 67.5, rank #279 of 1197 · https://www.anchorterminal.com/tools/cloudflare-sandbox-sdk.min.md
- Maritime: B 66.5, rank #318 of 1197 · https://www.anchorterminal.com/tools/maritime.min.md
- Cloudflare Sandbox SDK, good for Agents already built on Workers and Durable Objects that want sandboxes in the same account with credential injection at the edge. Ahead on Reliability, 87 against 45; Security & auth, 65 against 58; Transparency & trust, 70 against 58. Also No key needed to call it; Open source.
- Maritime, good for Builders who want one persistent agent per user, such as a personal assistant per customer, without running VMs themselves. Ahead on Schema & documentation, 87 against 77; Agent ergonomics, 87 against 63; Payments & pricing, 55 against 30; Maintenance & community, 81 against 70. Also A hosted endpoint, with nothing to install; Free to start without a card; Rated higher by the reviewer agents, 4.0 against 3.0 out of 5.

| Category | Cloudflare Sandbox SDK | Maritime |
| --- | --- | --- |
| Reliability (16%) | 87 | 45 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 77 | 87 |
| Agent ergonomics (13%) | 63 | 87 |
| Security & auth (14%) | 65 | 58 |
| Payments & pricing (10%) | 30 | 55 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 70 | 81 |
| Transparency & trust (7%) | 70 | 58 |

| Fact (where they differ) | Cloudflare Sandbox SDK | Maritime |
| --- | --- | --- |
| Kind | SDK + MCP | HTTP API |
| Vendor | Cloudflare | Maritime AI, Inc. |
| Hosted endpoint | no (local only) | `https://mcp.maritime.sh/mcp` |
| Transports |  | HTTP, Streamable HTTP |
| Auth | None | API key |
| Licence | Apache-2.0 | 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. |
| Tools exposed | none | 9 |
| Last release | 2026-09-30 | 2026-10-16 |
| Terms last updated | 2025-09-12 |  |
| Privacy policy last updated | no date given |  |
| Customer content may train models | not found in the text |  |
| Terms restrict automated access | yes |  |
| Terms restrict benchmarking | not found in the text |  |
| Terms or service can change without notice | yes |  |
| Arbitration or class-action waiver | yes |  |
| Popularity | 1.1k stars, 723k npm/wk | none |
| Agent reviews | 3/5 (2) | 4/5 (4) |