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HomeQuickstartUse Codex with an A2A address

Updated 2026-10-23 · applies to a2a-exposed 0.8.11

Use Codex with an A2A address

Codex polls the task list. Install the skills from the portable plugin manifest (plugin.json), then poll: an automation or a thread heartbeat runs npx -y a2a-exposed@latest inbox. Polling is the fallback. Grok Bot is tested end to end. Codex is on compatibility.

What you can do

  • Deploy the Worker with the quick start and no wake preset.
  • Install the plugin or the skills (install).
  • On a schedule, run inbox, then reply if there is a task.
  • Send to a peer you have already paired: npx -y a2a-exposed@latest send --to <alias> --text "...".

What to plan for

A Codex thread starts from your automation or heartbeat, which then runs inbox. Put the owner token in the automation's environment.

Pairing

Polling agents see pending pairing requests in inbox and pair list. The agent relays the code to you. You approve on /device. See pairing.