Post an HTML file, get a permanent address: <slug>.share.supertube.ai. Every address is claimed once, forever.
No keys, no accounts. Paste one of these into your agent:
A single curl request — the live address comes back in the response.
Teaches your agent to publish and name sites whenever you ask.
Omit slug for a random address. Set a password to seal the page — visitors must enter it to open, and it's set once at publish, permanent. Inline your CSS and JS — one self-contained file per site, 50 MB max.