ComboShoppingBench - Claim Faithfulness: leaderboard

ComboShoppingBench (arXiv 2608.09282v1, Table 2): 22 tool-using agent configurations, 11 models each with thinking enabled and disabled, on 291 compositional shopping tasks over a frozen catalog with coupons and budgets. Share of responses whose settlement claims pass all four faithfulness criteria, judged by Gemini-3.1-Pro-Preview, also an evaluated agent; percent, higher is better.

Metric: Pass rate (%; LLM-judged). Source: arxiv.org. Saturation forecast: Estimated already saturated. 22 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 4.6 (Non-reasoning)94.8#67 (Claude Opus 4.6)
2Claude Opus 4.6 (Thinking)94.5#67 (Claude Opus 4.6)
3Claude Opus 4.8 (Thinking)94.5#39 (Claude Opus 4.8)
4GPT-5.590.4#33
5Gemini 3.1 Pro (Preview) (Thinking)88#64 (Gemini 3.1 Pro (Preview))
6Claude Sonnet 4.6 (Thinking)83.2#94 (Claude Sonnet 4.6)
7Qwen 3.6 27B (Non-reasoning)81.1#182 (Qwen 3.6 27B)
8Claude Opus 4.8 (Non-reasoning)78.7#39 (Claude Opus 4.8)
9Kimi K2.6 (Thinking)78.4#113 (Kimi K2.6)
10GLM-5.2 (Non-reasoning)78#80 (GLM-5.2)
11Claude Sonnet 4.6 (Non-reasoning)77#94 (Claude Sonnet 4.6)
12GPT-5.5 (Non-reasoning)70.8#33 (GPT-5.5)
13DeepSeek V4 Pro (Non-reasoning)68.4#112 (DeepSeek V4 Pro)
14MiniMax-M3 (Thinking)68#151 (MiniMax-M3)
15Qwen 3.6 27B (Thinking)61.5#182 (Qwen 3.6 27B)

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=comboshoppingbench-claim-faithfulness · How It Works · Data refreshed daily, snapshot 2026-11-05.