GPT-4.5 vs Grok 3, Impressive New Voice AIs & More AI News You Can Use

This week, GPT-4.5 became available to Plus users, and we'll be taking another look at GPT-4.5 now that we've had some time to test it. Two awesome new voice AIs came out from Sesame and Hume, and I'll show you both of those in action.

We've also a really impressive new model from Ideogram, the best ever image recognition AI from Mistral...all that and more broken down for you in this video.

Links:
https://www.sesame.com/research/crossing_the_uncanny_valley_of_voice#demo
https://www.hume.ai/blog/octave-the-first-text-to-speech-model-that-understands-what-its-saying
https://platform.hume.ai/tts/voices/voice-design
https://x.com/HeyGen_Official/status/1896940505906524418
https://x.com/LumaLabsAI/status/1897334709514068451
https://x.com/pika_labs/status/1895228343496372361
https://x.com/PixVerse_/status/1893810979538165775
https://mistral.ai/news/mistral-ocr


Chapters:
0:00 What’s New?
0:45 GPT-4.5 vs. Grok 3
6:06 Mistral OCR
8:04 Ideogram 2a
9:29 Hume AI
12:02 Sesame
14:00 Claude MCP
16:43 LumaAI & PikaLabs
17:13 PixVerse V4
17:35 Sora in ChatGPT
18:38 HeyGen UGC Video

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