Simple pricing — bring your own keys, pay providers directly
OneChater doesn't mark up your AI usage. You connect your own API keys and pay OpenAI, Anthropic and Google directly. No per-token markup, no surprise bills.
Bring your own key (BYOK)
Connect your own provider keys and pay each provider directly at their list price. OneChater never adds a markup on model usage.
Free to start
Create an account and start chatting with free providers right away. Upgrade when you want the full multi-model experience and persistent memory across every model.
No lock-in
Your keys, your data, your memory profile. Export or delete anytime. Cancel without losing access to the providers you already pay for.
Frequently asked questions
How much does OneChater cost?
OneChater is bring-your-own-key: you pay each AI provider directly with no markup. You can start free and upgrade for the full multi-model experience.
Is there a free plan?
Yes. You can start free with free providers and upgrade when you want all models plus persistent memory across every model.
Are there hidden per-token fees?
No. OneChater never marks up model usage — you pay OpenAI, Anthropic or Google directly.
Start free, pay providers directly
No markup on AI usage. Connect your keys and go.
Start free