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GPT-4o: price, context window and licence

Input$2.50 per million tokens
Output$10 per million tokens
Cached input$1.25 per million tokens
Context window128K tokens
Licence
VendorOpenAI

Where these figures come from

Taken from the OpenRouter model registry, which lists what providers charge per token, and converted to a per-million rate. Checked 30 Oct 2026. Where OpenRouter publishes no cache-read rate, the cell above is blank rather than inferred.

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