raea runs without a screen.

1. 01

   Render from the command line.

   raea render takes a composition and writes a video, a still or a folder of frames. Pong's 4,668 frames rendered at 5.3 ms a frame on a Mac's GPU.

   raea render, 2026-10-18

2. 02

   Play with no window.

   raea play --offscreen runs a game at its own frame rate and reports each frame's timing, input lag and memory, the way the game gate measures it.

   runtime/react/src/play.rs

3. 03

   Let an agent drive.

   raea runs an MCP server on your Mac. Add it to Claude Code with one command and an agent can read the app's state, take screenshots, send requests, click, play, pause and listen. The Claude Code page shows the setup.

   apps/legacy/shell/src/mcp.rs · 127.0.0.1:7457/mcp

4. 04

   Write it yourself.

   raea is the TypeScript SDK agents write in: compositions, timing on words, games as one step. raea built it from its own spec and tests it with its own conformance suite. It opens with early access.

   sdk/raea/spec · sdk/raea/conformance

The other ways in

• Video editingCut by what was said.
• Game devA game you can only watch isn't finished.
• Desktop appsA stage you shape.