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Design Arena launches Spreadsheet Arena leaderboard; Claude Fable 5.1 ranks first

1 article1 sourcesince Oct 21Last article 1h ago · Oct 21, 2:10 PM ET

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Design Arena launches Spreadsheet Arena, a leaderboard where models build spreadsheets head to head, and posts its first rankings on X. Claude Fable 5.1 from Anthropic leads with a score of 1371, followed closely by GPT-6 Astra (xhigh) from OpenAI at 1370 and Claude Opus 5.5 from Anthropic at 1358.

Claude Sonnet 5.5 ranks fourth at 1250, a 108-point gap below the top three.

Written by AI from the articles below · updated Oct 21, 2:12 PM ET

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Latest developmentOct 21, 2:10 PM ET

Design Arena launches Spreadsheet Arena, ranking Claude Fable 5.1 first

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Oct 21

2:10 PM
DesignArena@DesignArenaOfficial
Design Arena launches Spreadsheet Arena, ranking Claude Fable 5.1 first
AIDesign Arena launches Spreadsheet Arena, a leaderboard where models build real spreadsheets head to head. Claude Fable 5.1 from Anthropic leads with a score of 1371, followed by GPT-6 Astra (xhigh) from OpenAI at 1370 and Claude Opus 5.5 at 1358. Claude Sonnet 5.5 ranks fourth at 1250, a 108-point drop from the top three.

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