Copilot computer use (public preview, October 1) drives desktop apps from the Copilot CLI and app on macOS and Windows, asking for approval before it controls an app. OpenAI's Agents API added computer use. JetBrains Air (early access, October 2) runs several agents in parallel inside JetBrains IDEs, with Codex, Gemini, Copilot, Claude Agent and Junie supported out of the box.
