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o4 Mini (batch) — Free AI Chat on Rewind.ai
Chat with o4 Mini (batch) for free — no signup, no credit card. OpenAI's o4 Mini (batch) runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.
What is o4 Mini (batch)?
OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities. It supports tool use and demonstrates competitive reasoning.
How does o4 Mini (batch) work?
Type your message in the box above and o4 Mini (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 o4 Mini (batch) and other models at any time from the picker at the top.
Is o4 Mini (batch) free?
o4 Mini (batch) is pay-as-you-go at $0.55/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.