GPT-5
https://openai.com/ja-JP/gpt-5/
https://openai.com/index/introducing-gpt-5/
https://youtu.be/0Uu_VJeVVfo
https://platform.openai.com/docs/models/gpt-5
GPT-5
https://platform.openai.com/docs/models/gpt-5-mini
GPT-5 mini
https://platform.openai.com/docs/models/gpt-5-nano
GPT-5 nano
←
GPT-4o
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