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Analysis: from 2019 to 2025, gains in pretraining compute efficiency came mostly from data improvements rather than model improvements (Dwarkesh Podcast)

Dwarkesh Podcast : Analysis: from 2019 to 2025, gains in pretraining compute efficiency came mostly from data improvements rather than mo...

8 September 2026

OpenAI launches ChatGPT Images 2.5, which it says cuts image generation latency by up to 50% vs. Images 2.0, and adds a Sketch feature for drawing in ChatGPT (Ina Fried/Axios)

Ina Fried / Axios:
OpenAI launches ChatGPT Images 2.5, which it says cuts image generation latency by up to 50% vs. Images 2.0, and adds a Sketch feature for drawing in ChatGPT  —  OpenAI is launching ChatGPT Images 2.5 on Tuesday, the company shared first with Axios. … - The new model can generate images up to 50 percent faster, OpenAI says.

Posted from: this blog via Microsoft Power Automate.

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