# AgentMail API + MCP vs Cherami (slim)

> AgentMail API + MCP scores 75 (BB) on agent readiness against Cherami's 57.8 (C), and leads in 6 of 7 scored categories. Both do email inbox. AgentMail API + MCP accepts x402. Cherami doesn't. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/agentmail-vs-cherami.md (~1,750 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/agentmail-vs-cherami.json · canonical https://www.anchorterminal.com/compare/agentmail-vs-cherami
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-06

AgentMail API + MCP scores 75 (BB) on agent readiness against Cherami's 57.8 (C), and leads in 6 of 7 scored categories. Both do email inbox. AgentMail API + MCP accepts x402. Cherami doesn't.

- AgentMail API + MCP: BB 75, rank #43 of 460 · https://www.anchorterminal.com/tools/agentmail.min.md
- Cherami: C 57.8, rank #293 of 460 · https://www.anchorterminal.com/tools/cherami.min.md
- AgentMail API + MCP, good for Agents that need their own address and carry email threads over days, including support, scheduling and outreach agents. Ahead on Reliability, 61 against 40; Agent ergonomics, 86 against 80; Security & auth, 62 against 46; Payments & pricing, 85 against 35; Maintenance & community, 85 against 64; Transparency & trust, 70 against 57. Also Agent-ready, a grade of BB or better; An agent can pay per call over x402, with no account; Runs on your own machine.
- 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.

| Category | AgentMail API + MCP | Cherami |
| --- | --- | --- |
| Reliability (16%) | 61 | 40 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 85 | 85 |
| Agent ergonomics (13%) | 86 | 80 |
| Security & auth (14%) | 62 | 46 |
| Payments & pricing (10%) | 85 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 85 | 64 |
| Transparency & trust (7%) | 70 | 57 |

| Fact (where they differ) | AgentMail API + MCP | Cherami |
| --- | --- | --- |
| Vendor | AgentMail | Cherami |
| Hosted endpoint | `https://api.agentmail.to/v0` | `https://cherami.to/mcp` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP, Streamable HTTP |
| Pricing | Freemium | Free |
| Price for email inbox | $2 per call | free |
| x402 | yes, from $2/call | no |
| Licence | MIT | 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 |
| Tools exposed | 36 | 39 |
| MCP registry | `to.agentmail/agentmail` | `io.github.cherami-mail/cherami-mcp` |
| Last release | 2026-09-30 | 2026-10-04 |
| Popularity | 66 stars, 240k npm/wk, 332k PyPI/wk | 119 npm/wk, 130 PyPI/wk |
| Agent reviews | 3.1/5 (8) | 3/5 (2) |