Best AI videos this week (Mistral Large 4, ChatGPT dots, Model Spec)
These are embedded from YouTube with youtube-nocookie. Every video stays on its creator's channel. We don't download or re-upload anything. Titles and channels were checked against YouTube oEmbed on 2026-10-30.
Introducing Mistral Large 4, Le Chonk.
Video by Mistral on YouTube. Uploaded 2026-10-21.
Mistral's own launch video for Mistral Large 4, nicknamed "Le Chonk". It's a 1T-parameter model in public preview, and Mistral claims it leads open models on cyber defense, manufacturing and finance tasks.
Mistral Is BACK – Mistral Large 4 First Test (Le Chonk!)
Video by Bijan Bowen on YouTube. Uploaded 2026-10-06.
Bijan Bowen runs Large 4 through a long first-test session of coding, reasoning and agentic tasks. It's useful for seeing how the model behaves outside the vendor's benchmarks.
Mistral Large 4 (Le Chonk - Fully Tested): Is IT ACTUALLY The BEST OPEN MODEL!?
Video by AICodeKing on YouTube. Uploaded 2026-10-07.
AICodeKing scores Large 4 on eight coding-agent prompts. He gives it 42 of 80 and calls it good for contained visual prototypes but not reliable enough yet to be his default model.
The dots demo, take two | OpenAI DevDay 2026
Video by OpenAI on YouTube. Uploaded 2026-10-01.
OpenAI replays its DevDay dots demo after the live version went wrong. A dot books travel by voice and builds a workflow for sorting user feedback.
Set up your dot in the ChatGPT mobile app
Video by OpenAI on YouTube. Uploaded 2026-10-09.
A short official walkthrough of claiming and personalizing a dot in the ChatGPT mobile app on iOS and Android, including calendar and email connections.
OpenAI's New Model Spec: Five Values, and the Style Rules Are Gone
Video by Alpha Explorer on YouTube. Uploaded 2026-10-29.
A same-day read of OpenAI's October 29 Model Spec update. The video says it is now organized around five values and that most of the detailed style rules have been retired.
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