ClarifyCodeBench - Key Question Rate (TKQR): leaderboard

Metric: Turn-discounted key question rate (0 to 1; nDCG-style credit for asking the annotated key clarification questions early, normalized by the ideal order, on 419 ambiguous LiveCodeBench v6 tasks with one to three deleted requirement details; questions matched to the annotated ones by a GPT-4o judge, majority of three; at most 6 rounds, temperature 0). Source: arxiv.org. Saturation forecast: Around 2030. 7 models tracked.

Top models

#ModelScore
1DeepSeek V3.2 (Non-reasoning)0.3
2Gemini 2.5 Flash (Non-reasoning)0.29
3GPT-4o0.22
4GPT-50.21
5Claude Sonnet 4.50.12
6Claude Sonnet 4.5 (Thinking)0.12
7Qwen 3 235B A22B (Non-reasoning)0.07

Interactive version: theaggregate.ai/benchmark?slug=clarifycodebench-key-question-rate-tkqr · How It Works · Data refreshed daily, snapshot 2026-09-29.