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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 ControlSandboxingAI AlignmentJailbreak

Where Model Refusal comes up

  • OrcaRouter Bakes Refusal Removal Into GLM-5.3-Flash's Native FP8 Weights
  • Pliny's "OBLITERATED" Qwen3.8-27B: 0% Refusals, and Why That Went Viral
  • Does Insulting Your AI Agent Change Its Output? What Research Shows
  • OpenAI Confirms Astra Is Critical-Tier for Cybersecurity — Path to Release