Revdoku alternatives

Tools that do what Revdoku does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Revdoku.

Read 2026-10-27 · Revdoku itself: Free plan · From $4.99/mo

With a free plan or free to use: AI Email API & Infrastructure for AI Agents, Primitive, Robotomail, OpenMail, Agentboxd, Wauldo, Lettera.

10 alternativesUnlike Revdoku

#1
AI Email API & Infrastructure for AI Agents Agents MCP · sign-in
Gives an agent its own email address, sending and receiving mail through an API, with replies scored for prompt injection.
Costs moreMore widely used
105
Active
From $20/mo
#2
SendHQ MCP · sign-in
Sends, receives and manages email through one API, giving each product, service or AI agent its own sending identity.
Costs moreAlso: Agents
4
Active
From $9/mo
#3
Primitive Agents MCP · open
Provides email sending and receiving over HTTP for AI agents, with managed addresses running JavaScript handlers on inbound mail.
Costs moreOwn MCP server
8
Active
From $13/mo
2026
#4
Robotomail Agents MCP · sign-in
Provides real email addresses and mailboxes for AI agents to send and receive messages via API.
Costs moreAlso: Agents
464
Active
From $19/mo
#5
OpenMail Agents MCP · sign-in
Gives each AI agent its own address and reads inbound mail over webhook or websocket, parsing attachments to plain text.
More widely used
321
Active
From ≈ $10/mo
2026
#6
Agentboxd Agents MCP · sign-in
Hosts per-agent mailboxes that receive, verify and screen inbound mail before the agent reads it through an API.
Costs moreAlso: Security
Little sign of use
Active
From $15/mo
#7
Wauldo Agents MCP · sign-in
Scores each claim in an LLM answer against supplied sources, returning a support score, verdict and citations.
Open sourceCosts more
Little sign of use
Quiet
From $19/mo
#8
Lettera Agents MCP · open
Gives AI agents a persistent real email mailbox with threaded replies, plus signed agent-to-agent message relay.
Also: AgentsOwn MCP server
Little sign of use
Active
Free
#9
idntty Agents MCP · sign-in
Gives AI agents a persistent name, web page, mailbox and channel that stay with them when moved between tools.
Also: Agents
Little sign of use
#10
Beam AI Agents
Deploys AI agents that automate enterprise workflows like invoicing, reconciliation, and HR processes from process documentation.
Costs moreAlso: Agents
4.2k
Active
From $50/mo

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How this list is made: the words Revdoku is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.