Compared · checked 5 November 2026
Resend Inboxes vs Pidgeon
Both give an AI agent a stored, threaded inbox. Resend’s sits beside its sending platform; Pidgeon is built for agents, with unlimited inboxes and free receiving.
Side by side
| Pidgeon | Resend Inboxes | |
|---|---|---|
| Inboxes on the free plan | Unlimited | 3 |
| First paid plan, a month | €20, unlimited inboxes | $20, $1 per inbox past 3 |
| Receiving | Free on every plan | Counts toward the quota |
| Data in the EU | Every plan | US |
| SOC 2 | Not yet | Type II |
| IMAP | ||
| MCP server | Remote only | |
| Verification codes pulled out | ||
| Inbound mail screened | Pidgeon Firewall | |
| Sign in with the agent’s address | ||
| Calendar | ||
| A person takes a thread over | Assign to a teammate | |
| Signed identity on every message |
From Resend’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
- ResendWhen you already send with ResendInboxes sit beside the sending API, the domains and the SOC 2 report you already have, at a high sending volume per dollar.
- PidgeonWhen agents receive a lotReceiving is free on every plan, where on Resend each received email counts toward the quota.
- 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 EUMail is stored in the EU on every plan. Resend keeps account data in the US whichever region sends.
Pidgeon or Resend?
What is the difference between Resend Inboxes and Pidgeon?
Both store and thread an agent’s mail. Resend Inboxes is part of a sending platform, with three inboxes on every plan and received mail counted toward the quota. Pidgeon has unlimited inboxes, free receiving, EU storage and a signed ID on every message.
Does receiving email cost extra on Resend?
Each received email counts toward Resend’s transactional email quota, per its pricing page. On Pidgeon, receiving is free on every plan.
Can I keep Resend for sending and use Pidgeon for agents?
Yes. Pidgeon addresses work on a subdomain of your own, so your app’s transactional mail can stay on Resend while agents send and receive from Pidgeon.
How was this compared?
From Resend’s own pricing page and documentation, read on 5 November 2026. We make Pidgeon, so weigh this accordingly.
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