Tag: METR
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What Is AI Reward Hacking? A Cheat-Trained Model Tampered 41% of the Time
Key Takeaways Reward hacking means an AI earns a high score on its grader without doing the task as intended, such as editing the test that checks its work. Anthropic reported in August 2026 that a model trained on 80…
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AI Agent Monitoring Coverage: METR Found 75–94% of OpenAI Traffic Eligible
Key Takeaways METR estimated that 75–94% of OpenAI’s internal agentic Responses API traffic from GPT-5.5-class and stronger models was eligible for monitoring in July 2026, with uncertainty in both directions. Internal Codex agents scored 99.2% eligible, yet METR estimates unmonitored…