GPT‑4o’s “Yes‑Man” Personality Issue—Here’s How OpenAI Fixed It

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​ Discover why GPT‑4o suddenly turned into a “yes‑man,” how OpenAI traced the sycophant bug to its reinforcement‑learning rewards, and the dynamic eval fixes now rolling out. We break down the newly published OpenAI blog—packed with never‑shared‑before training insights, safety evals, and lessons for anyone building LLM apps—so you can understand what really went wrong and how it’s being solved.

LINKS:
https://openai.com/index/expanding-on-sycophancy/
https://x.com/sama/status/1916625892123742290
https://magazine.sebastianraschka.com/p/new-llm-pre-training-and-post-training

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OpenAI’s GPT-4 Update Controversy: What Went Wrong?

00:00 Sycophancy Behavior
00:17 Sam Altman’s Tweet and Initial Reactions
00:41 Technical Insights from the Blog Post
02:11 Training and Post-Training Paradigms
04:01 Reinforcement Learning and Reward Signals
05:34 Evaluation Mechanisms and Safety Protocols
07:59 User Feedback and Unintended Consequences
13:26 Addressing the Issues and Future Plans
15:21 Conclusion and Final Thoughts   Read More Prompt Engineering 

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