![[State of Post-Training] From GPT-4.1 to 5.1: RLVR, Agent & Token Efficiency — Josh McGrath, OpenAI](https://substackcdn.com/feed/podcast/1084089/post/186610564/e1bc34b9ec6a2ebd16157f848fb57b2d.jpg)
[State of Post-Training] From GPT-4.1 to 5.1: RLVR, Agent & Token Efficiency — Josh McGrath, OpenAI
From 🇺🇸 Latent Space: The AI Engineer Podcast, published at 2025-12-31 14:00
Audio: [State of Post-Training] From GPT-4.1 to 5.1: RLVR, Agent & Token Efficiency — Josh McGrath, OpenAI
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