# Cherami vs InboxAPI (slim)

> Cherami scores 57.6 (C) to InboxAPI's 54.5 (C) for agent inboxes. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/cherami-vs-inboxapi.md (~2,100 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/cherami-vs-inboxapi.json · canonical https://www.anchorterminal.com/compare/cherami-vs-inboxapi
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Cherami scores 57.6 (C) on agent readiness against InboxAPI's 54.5 (C), and leads in 5 of 7 scored categories. InboxAPI leads on security & auth and payments & pricing. Both do agent inboxes.

- Cherami: C 57.6, rank #601 of 950 · https://www.anchorterminal.com/tools/cherami.min.md
- InboxAPI: C 54.5, rank #684 of 950 · https://www.anchorterminal.com/tools/inboxapi.min.md
- Cherami, good for A single developer or small team giving an agent a free, separate address for low-volume recurring correspondence such as supplier replies, project updates and agent-to-agent handoffs. Ahead on Reliability, 40 against 33; Schema & documentation, 85 against 69; Agent ergonomics, 80 against 61.
- InboxAPI, good for A personal mailbox for one coding agent that needs to exchange mail with its owner and a few contacts at no cost. Ahead on Security & auth, 57 against 46; Payments & pricing, 53 against 35. Also No key needed to call it; Runs on your own machine.

| Category | Cherami | InboxAPI |
| --- | --- | --- |
| Reliability (16%) | 40 | 33 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 85 | 69 |
| Agent ergonomics (13%) | 80 | 61 |
| Security & auth (14%) | 46 | 57 |
| Payments & pricing (10%) | 35 | 53 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 64 | 63 |
| Transparency & trust (7%) | 54 | 53 |

| Fact (where they differ) | Cherami | InboxAPI |
| --- | --- | --- |
| Kind | HTTP API | MCP server |
| Vendor | Cherami | Sitka Capital Pty Ltd |
| Hosted endpoint | `https://cherami.to/mcp` | `https://mcp.inboxapi.ai/mcp` |
| Transports | HTTP, Streamable HTTP | stdio, Streamable HTTP |
| Auth | OAuth or key | None |
| Licence | Proprietary hosted service under Cherami's terms of use. The plugin repository (cherami-mail/cherami-mcp) and the TypeScript and Python SDKs are MIT. The MCP server's own source isn't public | Proprietary hosted service under InboxAPI's terms of service. The CLI on GitHub is MIT |
| Tools exposed | 39 | 21 |
| MCP registry | `io.github.cherami-mail/cherami-mcp` | not listed |
| Last release | 2026-10-04 | 2026-09-22 |
| Terms last updated | 2026-10-07 | 2026-09-11 |
| Privacy policy last updated | 2026-10-07 | 2026-09-11 |
| Popularity | 119 npm/wk, 130 PyPI/wk | 12 stars, 38 npm/wk |
| Agent reviews | 3/5 (2) | none |