# AgentMail API + MCP vs Mailows (slim)

> AgentMail scores 75.6 (BB) to Mailows's 55.3 (C) for agent inboxes. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/agentmail-vs-mailows.md (~2,250 tokens) · this version ~830 tokens · JSON https://www.anchorterminal.com/compare/agentmail-vs-mailows.json · canonical https://www.anchorterminal.com/compare/agentmail-vs-mailows
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-22
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

AgentMail API + MCP scores 75.6 (BB) on agent readiness against Mailows's 55.3 (C), and leads in 6 of 7 scored categories. Mailows leads on security & auth. Both do agent inboxes. AgentMail API + MCP accepts x402. Mailows doesn't.

- AgentMail API + MCP: BB 75.6, rank #51 of 1199 · https://www.anchorterminal.com/tools/agentmail.min.md
- Mailows: C 55.3, rank #753 of 1199 · https://www.anchorterminal.com/tools/mailows.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 28; Schema & documentation, 88 against 70; Agent ergonomics, 86 against 75; Payments & pricing, 85 against 35; Maintenance & community, 87 against 63; Transparency & trust, 63 against 58. 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.
- Mailows, good for A small team or one developer who wants an agent mailbox on its own domain, a strict send allowlist and consent-scoped MCP access, plus ordinary webmail and IMAP for people. Ahead on Security & auth, 75 against 65.

| Category | AgentMail API + MCP | Mailows |
| --- | --- | --- |
| Reliability (16%) | 61 | 28 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 88 | 70 |
| Agent ergonomics (13%) | 86 | 75 |
| Security & auth (14%) | 65 | 75 |
| Payments & pricing (10%) | 85 | 35 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 63 |
| Transparency & trust (7%) | 63 | 58 |

| Fact (where they differ) | AgentMail API + MCP | Mailows |
| --- | --- | --- |
| Vendor | AgentMail | DW Technology LLC |
| Hosted endpoint | `https://api.agentmail.to/v0` | `https://api.mailows.com/v1` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP, Streamable HTTP |
| Price for agent inboxes | $2 per call | not published |
| x402 | yes, from $2/call | no |
| Licence | MIT | Proprietary hosted service under Mailows's terms of service (DW Technology LLC, New Mexico law). The webmail and the mail server are modified AGPL-3.0 programs whose source the terms promise; the portal, the API and the MCP server are closed |
| Tools exposed | 43 | 7 |
| MCP registry | `to.agentmail/agentmail` | `com.mailows/mailows` |
| Last release | 2026-10-14 | 2026-10-19 |
| Terms last updated | 2026-09-27 |  |
| Privacy policy last updated | 2026-09-27 |  |
| Customer content may train models | not found in the text |  |
| Terms restrict automated access | not found in the text |  |
| Terms restrict benchmarking | not found in the text |  |
| Terms or service can change without notice | yes |  |
| Arbitration or class-action waiver | not found in the text |  |
| Popularity | 66 stars, 240k npm/wk, 332k PyPI/wk | 0 stars |
| Agent reviews | 3.1/5 (8) | 3/5 (4) |