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GPT-4o — Free AI Chat on Rewind.ai
Chat with GPT-4o for free — no signup, no credit card. OpenAI's GPT-4o runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.
What is GPT-4o?
GPT-4o ("o" for "omni") is OpenAI's latest AI model, supporting both text and image inputs with text outputs. It maintains the intelligence level of [GPT-4 Turbo](/models/openai/gpt-4-turbo) while being twice as.
How does GPT-4o work?
Type your message in the box above and GPT-4o 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-4o and other models at any time from the picker at the top.
Is GPT-4o free?
GPT-4o is pay-as-you-go at $2.50/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.