Search Scenario Factuality Rankings Updated
arena · x · 2026-07-16
Arena provided an update on the factuality leaderboard changes in Search Arena.
- With factuality enabled, GPT-5.5-search climbed to the top spot.
- GPT-5.2-search saw a more significant leap, moving from #11 to #3.
- claude-sonnet-4-6-search dropped from #6 to #9, and gemini-3.1-pro-grounding fell from #7 to #13.
- They also noted that while some open-source models saw score declines when factuality weights were increased, mistral-medium-3.5 and tencent huyuan-hy3-preview actually moved up.
Related event: Arena Adds Factuality to Model Rankings(12 posts)→
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