[KongchangAI]
Unverified50% confidenceBenchmarkExact time

Claude Opus 5.5 solved 8 out of 10 puzzles in hard mode, making it the strongest performer on 20x20 large grids.

1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/4/2026
First Seen
Valid until: 1/2/2027

Sources

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https://kongchang.com/claim/973742
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curl https://kongchang.com/api/v1/knowledge/claims/973742
MCP
get_claim(id=973742)