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GPT-5.4 Pro (batch) — Free AI Chat on Rewind.ai
Chat with GPT-5.4 Pro (batch) for free — no signup, no credit card. OpenAI's GPT-5.4 Pro (batch) runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.
What is GPT-5.4 Pro (batch)?
GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks. It features a 1M+ token context window (922K input, 128K.
How does GPT-5.4 Pro (batch) work?
Type your message in the box above and GPT-5.4 Pro (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 GPT-5.4 Pro (batch) and other models at any time from the picker at the top.
Is GPT-5.4 Pro (batch) free?
GPT-5.4 Pro (batch) is pay-as-you-go at $15.00/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.