We file an agent when we can say what it did, what it was not allowed to touch, and who was still in the loop. A waitlist and a screen recording are not enough. Odyssey-3 is on this shelf because the claim is a policy trained on a learned world, not because the preview looks like a game.
A chat launch and an agent launch can share a lab and still be different news. GPT-6 moved the Chat tab. Work and Codex stayed put. That split is the kind of fact this shelf exists to keep visible.