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What is GPT-4o (2024-08-06)?
The 2024-08-06 version of GPT-4o offers improved performance in structured outputs, with the ability to supply a JSON schema in the respone_format. Read more [here](https://openai.com/index/introducing-structured-outputs-in-the-api/). GPT-4o ("o" for "omni") is.
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Is GPT-4o (2024-08-06) free?
GPT-4o (2024-08-06) 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.