Pay per message · no subscription
Every top AI model,
one simple chat.
Claude, Grok and GPT in a single place. Ask once, switch models instantly, and keep every conversation. No monthly lock-in — pay only for the messages you send.
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Claude Opus 4.8Claude Sonnet 5Claude Fable 5Grok 4.5GPT-5.6 Sol
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Every top model
Claude, Grok and GPT side by side — switch mid-conversation, no extra tabs.
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Streaming + code
Fast streamed replies with syntax-highlighted code and one-click copy.
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Saved history
Your chats sync to your account and pick up on any device.
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Custom system prompts
Set the assistant's behavior once and it applies everywhere.
Stop juggling AI subscriptions.
One place for the best models, billed by the message.
Get started