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  5. Model Refusal
Safety & Alignmentaka Refusal

Model Refusal

A model refusal is a response that declines a request because it is unsafe, disallowed, or outside configured boundaries.

Ask Melo about this← all terms

Training and policy instructions teach the model to recognize relevant cases and provide an appropriate alternative when possible. Evaluation checks both unsafe compliance and excessive refusal of benign requests.

Related terms

Adversarial RobustnessSafety EvaluationCapability ControlSandboxingVerbatim RegurgitationSynthID Bio

Where Model Refusal comes up

  • OrcaRouter Bakes Refusal Removal Into GLM-5.3-Flash's Native FP8 Weights
  • The Granny Benchmark: Did Claude Let a Digital Grandma Die Over Bieber Lyrics?
  • Pliny's "OBLITERATED" Qwen3.8-27B: 0% Refusals, and Why That Went Viral
  • How Pro-China Are Chinese AI Models? Vals AI Tested 25 and Found It Is Complicated