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Early access — Product Brain is evolving quickly. CLI behavior can change between beta releases. Join the Product Brain Community for help and release notes.
The pb CLI lets you (or your coding agent in a terminal) read, search, and capture knowledge on the Chain. Most people ask in plain language; your agent runs the right pb invocations.

Prerequisites

  • Node.js 18+
  • A Product Brain API key (pb_sk_…) from the app (Settings → API keys)

Install

Verify

You: ask your agent to confirm the CLI is installed. Your agent:

Authenticate

First useful call

Upgrade / uninstall

Next steps