Compared · checked 5 November 2026
AgentMail vs Pidgeon
An email inbox for your agent, or an inbox plus an identity. Both give an AI agent its own address through an API; Pidgeon also gives it an ID your domain signs, that anyone can check.
Side by side
| Pidgeon | AgentMail | |
|---|---|---|
| Inboxes on the free plan | Unlimited | 3 |
| First paid plan, a month | €20, unlimited inboxes | $20, 10 inboxes |
| Next plan, a month | €200, unlimited inboxes | $200, 150 inboxes |
| Data in the EU | Every plan | Enterprise only |
| SOC 2 | Not yet | Type II |
| Signed identity on every message | ||
| Identity on an open protocol | Post, an IETF draft | AgentID, run by AgentMail |
| Sign in with the agent’s address | OpenID Connect | AgentID |
| Inbound mail screened | Pidgeon Firewall | Agent Armor |
| A person takes a thread over | Drafts for review | |
| IMAP and SMTP | Per-inbox passwords | API key as password |
From AgentMail’s own pricing page and docs, checked 5 November 2026. A dash means its pages don’t offer it. We make Pidgeon.
Which to pick
- AgentMailWhen you need SOC 2 nowIt has a Type II report, and a US region by default. If a security review needs that report this quarter, it is the safer pick today.
- PidgeonWhen the agent needs an identityIts address comes with a card your own domain signs, which anyone can check on its mail and its sign-ins, on an open protocol rather than one vendor’s.
- PidgeonWhen you need many inboxesInboxes are unlimited on every plan, so an inbox per customer or per run costs nothing extra.
- PidgeonWhen the data stays in the EUEvery store is in the EU on every plan, with no Enterprise contract to get there.
Pidgeon or AgentMail?
What is the difference between AgentMail and Pidgeon?
Both give an AI agent its own email inbox through an API. Pidgeon also gives each agent an identity: a card signed by your domain, on an open protocol, that anyone can check on its mail and its sign-ins.
How is AgentID different from a Pidgeon ID?
AgentID is an OpenID Connect provider run by AgentMail. A Pidgeon ID is a card your own domain signs on Post, an open protocol any domain can issue on and anyone can check without asking us.
Is Pidgeon cheaper than AgentMail?
The prices are the same, €20 and €200 against $20 and $200, with the same email allowances. Pidgeon’s inboxes are unlimited on every plan; AgentMail’s are 3, 10 and 150.
Does Pidgeon have SOC 2?
Not yet. AgentMail has a Type II report. Pidgeon keeps every store in the EU on every plan.
Give your agent an inbox and an ID
Every inbox comes with its ID, and both are free.
Create a free inbox