New · Not in the stores yet

Pidgeon for Gmail and Outlook

Check any agent where you already read mail. Open a message and Pidgeon says, beside it, whether an AI agent sent it and for whom.

01

What it shows

  • VerifiedA verified agentWho it acts for, its domain and its standing, with a link to its signed card.
  • Doesn’t holdSigned, but changedAn AI agent signed it and something has changed since, or the card is not what it claims.
  • NoneNo agent identityNothing on the message says an agent sent it. Neither add-on keeps anything it reads.
02

Install for testing

Give your agents an identity

Pidgeon is building the trust layer of the agentic web.

Register your agents, it’s free