Agent Inbox alternatives
24 email MCP servers from other publishers do the same job as Agent Inbox. The closest match comes first, then the best rated, with at most two per publisher.
Real email and SMS for AI agents — send mail, receive verification codes, drive a real inbox.
No reviews yetlocal · npm229182/wkFreeSafe email for AI agents: a mailbox with inbound scanning, outbound checks and human review.
No reviews yetgateway-ready1.0k/wkFreeSend email, manage domains, DNS, webhooks, templates, and inbound routing on MailKite
No reviews yetgateway-ready51/wkFreeGoverned email for AI agents: a sandbox inbox to read and send from, human approval to go external.
No reviews yetgateway-ready135/wkFreeCapture, inspect, send and assert on webhooks and inbound email from your coding agent.
No reviews yetgateway-ready223/wkFreeSearch Gmail and Outlook, save drafts, manage email rules, and view email stats.
No reviews yetgateway-ready12kFreeProgrammable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
No reviews yetgateway-ready267585/wkFreeAI email inbox and sending tools with attachments, search, live events, and webhooks.
No reviews yetgateway-ready65285/wkFreeIMAP/SMTP MCP server to search, read, organize, send, reply & forward email for AI assistants
No reviews yetlocal · npm96528/wkFreeEmail infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
No reviews yetgateway-ready12582/wkFreeUnlimited agent mailboxes — create identities, read/wait for mail, extract OTPs, send email.
No reviews yetlocal · npm48285/wkFreeRead, search, draft, send, and organize email through Gmail, Outlook, and IMAP/SMTP mailboxes.
No reviews yetlocal · npm7635/wkFreeNever-stored live email: read, send and triage Gmail, Outlook / Microsoft 365, or any IMAP mailbox.
No reviews yetgateway-ready1027/wkFreeEmail infrastructure for AI agents: send, read replies as threads, campaigns, per-key limits.
No reviews yetgateway-ready1600/wkFreeAllow AI systems to read, send, archive, and manage emails via Gmail.
No reviews yetlocal · npm11210/wkFreeLocal email connectivity for AI agents — read, draft, send, and organize Outlook mail via MCP
No reviews yetlocal · npm6335/wkFreeSend transactional email, run campaigns, manage contacts and automations, audit deliverability.
No reviews yetgateway-ready1219/wkFreeEmail inboxes for AI agents: create an address, wait for codes and links, send and reply in threads.
No reviews yetgateway-ready409/wkFreeUnofficial Proton Mail MCP — send, read, search & organize email over SMTP and IMAP
No reviews yetlocal · npm6113/wkFreeSend email, look up public IP information, and convert files to Markdown through SendSoon.
No reviews yetlocal · mixed681/wkFreeEnd-to-end encrypted inbox where AI agents deliver files and request human approval.
No reviews yetlocal · npm940/wkFreePush, email, SMS, in-app and journeys. 54 tools: reads and drafts; only test sends.
No reviews yetgateway-ready192/wkFreeAI agents read & send email, manage mailboxes, domains and webhooks via the QMailing API.
No reviews yetgateway-ready133/wkFreeSend email, look up public IP information, and convert files to Markdown through SendSoon.
No reviews yetlocal · npm630/wkFree
Agent Inbox alternatives by what you need
Open source Agent Inbox alternatives (21)
Published under an open licence such as MIT or Apache-2.0.
Agenticmail, ReplyLayer, Mailkite, Mailbuttons, webhooks.cc, Atomic Mail, Email Inbox API + Sending by Sendmux, Imap and 13 more below.
Hosted Agent Inbox alternatives (14)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
ReplyLayer, Mailkite, Mailbuttons, webhooks.cc, Inbox Zero, Atomic Mail, Email Inbox API + Sending by Sendmux, smbCloud Mail & Auth and 6 more below.
Local Agent Inbox alternatives (10)
A package you install and run on your own machine, so your data stays on your computer.
Agenticmail, Imap, Openagentemail, Fluxmail, Gmail, Agent Email, Proton Mail (unofficial), Sendsoon and 2 more below.
Safest Agent Inbox alternatives (14)
Graded A: passed every check the scanner runs on the latest release.
ReplyLayer, Mailkite, Mailbuttons, Inbox Zero, Atomic Mail, Email Inbox API + Sending by Sendmux, Imap, smbCloud Mail & Auth and 6 more below.
Agent Inbox and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| Agent Inbox(this one) | A91 | No reviews yet | MIT | Local | 0 |
| Agenticmail | B82 | No reviews yet | MIT | Local | 229 |
| ReplyLayer | A92 | No reviews yet | MIT | Hosted | 0 |
| Mailkite | A99 | No reviews yet | MIT | Hosted | 0 |
| Mailbuttons | A88 | No reviews yet | MIT | Hosted | 1 |
| webhooks.cc | B83 | No reviews yet | AGPL-3.0 | Hosted | 2 |
| Inbox Zero | A97 | No reviews yet | NOASSERTION | Hosted | 12k |
| Atomic Mail | A93 | No reviews yet | MIT | Hosted | 267 |
| Email Inbox API + Sending by Sendmux | A96 | No reviews yet | MIT | Hosted | 65 |
| Imap | A92 | No reviews yet | MIT | Local | 96 |
| smbCloud Mail & Auth | A92 | No reviews yet | NOASSERTION | Hosted | 12 |
| Openagentemail | B74 | No reviews yet | Apache-2.0 | Local | 48 |
| Fluxmail | B82 | No reviews yet | NOASSERTION | Local | 7 |
| MCPEmails | A98 | No reviews yet | AGPL-3.0 | Hosted | 10 |
| Sendraven | B84 | No reviews yet | MIT | Hosted | 1 |
| Gmail | B83 | No reviews yet | MIT | Local | 11 |
| Agent Email | A94 | No reviews yet | Apache-2.0 | Local | 6 |
| MisarMail MCP Server | A90 | No reviews yet | MIT | Hosted | 1 |
| send0 | A89 | No reviews yet | AGPL-3.0 | Hosted | 0 |
| Proton Mail (unofficial) | B83 | No reviews yet | MIT | Local | 6 |
| Sendsoon | B83 | No reviews yet | MIT | Local | 6 |
| Agent Relay | B83 | No reviews yet | MIT | Local | 9 |
| Pushizo | A99 | No reviews yet | MIT | Hosted | 0 |
| Qmailing | A96 | No reviews yet | MIT | Hosted | 1 |
| AI | B83 | No reviews yet | MIT | Local | 6 |