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o3 (batch) — Free AI Chat on Rewind.ai
Chat with o3 (batch) for free — no signup, no credit card. OpenAI's o3 (batch) runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.
What is o3 (batch)?
o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following..
How does o3 (batch) work?
Type your message in the box above and o3 (batch) replies instantly — no setup required. Your chat history is saved locally in your browser; sign up free to sync it across devices and get an extra 10,000 tokens. You can switch between o3 (batch) and other models at any time from the picker at the top.
Is o3 (batch) free?
o3 (batch) is pay-as-you-go at $1.00/M input tokens, but you can use it without paying: every visitor gets 2,500 free tokens a day with no sign up, and a free account raises that to 5,000.