Deep Research with 4o vs with 4.5

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Hi everybody, first-time poster here! I was curious as to whether or not there is a difference between using Deep Research with 4o or 4.5? If there is, which is generally going to produce better, more detailed, and most importantly, more accurate responses?

Thank you all!

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Hi!

Deep Research is always using a specialized version of o3 independent of the model used in the rest of the conversation.

You can read up on it here:
https://openai.com/index/introducing-deep-research/

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