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A2a Protocol

⬇ 1.5K downloads ★ 0 stars Version 1.0.1 Rank #9739 of 10,000+
↓ Download .zip (1.0.1) Open in browser → View on ClawHub →

What this skill does

Agent2Agent (A2A) Protocol implementation - communicate with other AI agents

A2a Protocol is part of the Other Skills category — OpenClaw skills that extend your agent with new capabilities. You can install it on its own or alongside other other skills skills from the OpenClaw catalog.

A2a Protocol is ranked #9739 by downloads in the OpenClaw skill catalog (1.5K total downloads, 0 stars). It belongs to the Other Skills category alongside 1123 other top-10000 skills.

How to install A2a Protocol

The easiest path is via the OpenClaw Easy desktop app — one click, no terminal required:

  1. Download OpenClaw Easy for macOS or Windows (free, one-click installer, ~30 seconds).
  2. Open the in-app Skills panel.
  3. Search for a2a-protocol and click Install.
  4. The skill activates automatically when an incoming message matches its description.

Install from the command line

If you already run the OpenClaw CLI, add A2a Protocol with a single command:

openclaw skills add a2a-protocol

This pulls a2a-protocol from ClawHub and installs it into ~/.openclaw/skills/a2a-protocol/. Restart the OpenClaw gateway afterwards so the new skill is discovered.

How to use A2a Protocol

Once installed, A2a Protocol activates on its own: when an incoming message on WhatsApp, Telegram, Slack, Discord, Feishu or Line matches the skill's description, your OpenClaw agent loads it and runs the workflow. You can also trigger it explicitly by describing the task in chat. No extra configuration is required after install.

Manual install (advanced)

If you prefer manual installation:

  1. Click the Download .zip button above to grab a2a-protocol-1.0.1.zip directly from our S3 mirror.
  2. Unzip into ~/.openclaw/skills/a2a-protocol/ (create the directory if it does not exist).
  3. Restart OpenClaw Easy (or the OpenClaw CLI gateway) so the new skill is discovered.

Frequently asked questions

How do I install A2a Protocol?

Install A2a Protocol in the OpenClaw Easy desktop app by opening the Skills panel, searching for a2a-protocol, and clicking Install. From a terminal you can run: openclaw skills add a2a-protocol. Either way the skill is placed in ~/.openclaw/skills/a2a-protocol/.

Is A2a Protocol free?

Yes. A2a Protocol is free and open-source, distributed under the Apache-2.0 license through ClawHub. No account or payment is required to download or run it.

What does A2a Protocol do?

Agent2Agent (A2A) Protocol implementation - communicate with other AI agents

Related: more other skills skills

If A2a Protocol looks useful, you may also want to check out other other skills skills in the OpenClaw catalog:

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Free, open-source · Apache-2.0 · Works with Claude, ChatGPT, Gemini, or local Ollama models