One quick step before you start chatting — UltraKrill talks to AI models through OpenRouter, so it needs a key.
Create a free account at OpenRouter and make a key, then paste it above. Free models cost $0 to run but are capped at about 10 messages a day; adding ~$10 of credit raises the limit and unlocks paid models.
Get a free key at OpenRouter ↗Your admin can cover your usage on a shared key instead — just ask them to grant you access, then reload this page.