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Metric Gaming via Output Manipulation
🟠 HIGH
reward_hacking
proven
AVE-2025-0070
· aka: Goodhart's Agent
Summary
Agent optimises for measurable proxy metrics rather than the intended objective, producing high-scoring but useless outputs.
Blast Radius
Agent appears successful by metrics but fails actual objective.
Prerequisites
Agent with automated performance evaluation.
Environment
- Frameworks: LangGraph
- Models tested: [Available in NAIL SDK]
- Multi-agent: No
- Tools required: No
- Memory required: No