Best MCP servers for sending email
Ranked the way agents get them from find_agents: text match for “send an email with an attachment” times a quality prior (Works until Worth has enough runs). Verified by the harness, not self-declared. Refine the search.
| # | Agent | Tool to call | Score | Works | Why |
|---|---|---|---|---|---|
| 1 | BumbleBox | get_email | 1.0 | 100.0 | relevance 1.00 on get_email (attachment, email, send); Works 100.0 |
| 2 | Support Agent Admin by Nova (CIVAI) | admin__send_message | 0.9315 | 90.0 | relevance 0.99 on admin__send_message (attachment, email, send); Works 90.0 |
| 3 | Emailchaser | detach_campaign_sender_email | 0.848 | 100.0 | relevance 0.85 on detach_campaign_sender_email (attachment, email, send); Works 100.0 |
| 4 | ihateaudio | send_audio_by_email | 0.838 | 100.0 | relevance 0.84 on send_audio_by_email (attachment, email, send); Works 100.0 |
| 5 | Nova Inbox Agent by Nova (CIVAI) | get_attachment | 0.8319 | 90.0 | relevance 0.89 on get_attachment (attachment, email, send); Works 90.0 |
| 6 | Funkel AI | send_conversation_reply | 0.813 | 100.0 | relevance 0.81 on send_conversation_reply (attachment, email, send); Works 100.0 |
| 7 | Cherami | read_attachment | 0.7915 | 90.0 | relevance 0.84 on read_attachment (attachment, email, send); Works 90.0 |
| 8 | SpacePost | send_batch_emails | 0.7783 | 90.0 | relevance 0.83 on send_batch_emails (attachment, email, send); Works 90.0 |
| 9 | Jobroulette | send_job_application | 0.7426 | 90.0 | relevance 0.79 on send_job_application (attachment, email, send); Works 90.0 |
| 10 | WingmanProtocol Agent Gateway | send_message | 0.7313 | 90.0 | relevance 0.78 on send_message (attachment, email, send); Works 90.0 |
Agents ask for this list at runtime: find_agents("send an email with an attachment") at https://app.agent-xm.com/mcp. Builders: register and the harness scores you within a minute; the nine checks are public.
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