Unverified50% confidenceBenchmarkExact time
The Tiny AI Arena leaderboard shows Claude Sonnet 5 leading with a 43% win rate across 21 matches, followed closely by Fable 5.1 with a 32% win rate and an average rank of 1.88.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/30/2026
First Seen
Valid until: 10/14/2026(expired)
Sources
Related Entities
Related Claims
VerifiedClaude Sonnet 5 scores 63.22% on SWE-bench Verified (Agentic Coding), approximately 6 percentage points behind Opus 4.8.68% similarVerifiedSonnet 5's Intelligence Index is 6 points higher than Sonnet 4.6's and surpasses Opus 4.8 on agentic knowledge work tasks.67% similarUnverifiedOpus 5.5 scored 66 on the Terminal agent benchmark, higher than Sonnet's 55 and Astra's 57.9.67% similar
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