Your AI changes.
Your Brainstem stays.

A persistent engine made from your soul, your agents, your memory, and your evidence. Use the AI you want. Keep the capability you taught it.

One Brainstem. Any AI.

Give me my Brainstem

Paste this into GitHub Copilot CLI or VS Code Agent mode. Copilot owns setup, startup, verification, and maintenance. You only complete unavoidable sign-in or consent.

Using Claude Code? Give it the same instruction. It follows the same public setup contract and operates the same user-owned Brainstem.

Sets it upResolves and verifies the existing Grail installer.

Starts itBrings up the real Brainstem and checks health.

Maintains itPlans repair, updates, restart, and runtime rollback.

Proves itRuns the real chat path and leaves RAPP/1 evidence.

You steer. Your AI does the work.

Ask for your Brainstem.

No prerequisite checklist and no shell command handed back to you.

Your AI verifies the public Grail.

Exact installer and setup bytes are checked before anything runs.

The unchanged Brainstem comes alive.

The same Grail kernel and POST /chat wire remain authoritative.

Your AI proves the result.

You receive the real response, exact release identity, and private RAPP/1 evidence head.

Your Brainstem is yours

Your identity

Your soul and memory stay under your control.

Your capabilities

Your agents survive whichever AI is currently driving.

Your proof

Lifecycle actions become private, append-only RAPP/1 evidence.

Checking for your local Brainstem...

The Grail stays Grail

This setup path points to the existing public Brainstem distribution. It does not fork the kernel, replace the installer, or create another runtime. Existing users and the manual installer keep working exactly as they do today.

How setup is verified

The manual recovery path remains https://aka.ms/rappinstall.

Experimental software. This is not an officially supported Microsoft product. See the repository disclaimer and independently verify it before relying on it.