Longcat Flash vs Claude Fable 5.1 vs Gemini 3.8 Flash vs Kimi K3

Head to head on 12 boards: Claude Fable 5.1 places best on 9, Gemini 3.8 Flash places best on 3, Longcat Flash places best on 0 and Kimi K3 places best on 0. All 4 ranked on 1 of 16 boards.

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MLongcat FlashClaude Fable 5.1Gemini 3.8 FlashKimi K3

Board	Read	MLongcat Flash	Claude Fable 5.1	Gemini 3.8 Flash	Kimi K3
Chat1
Text ArenaArena ratingtodaytoday	Sep 27todaytoday	#811,437	#51,501best of the picked	#81,492	#131,488
Reasoning7
LiveBenchGlobal averagetodaytoday	Sep 27todaytoday		#183.4%best of the picked	#3175.8%	#1279.2%
AA IntelligenceIndextodaytoday	Sep 27todaytoday		#253.4best of the picked	#1540.9	#1243.6
Epoch ECIECItodaytoday	Sep 27todaytoday		#2165.0best of the picked	#13157.1	#12157.7
ARC-AGI-2Scoretodaytoday	Sep 27todaytoday		#590.0%best of the picked	#689.2%	#2660.4%
HLEAccuracytodaytoday	Sep 27todaytoday		#246.5%best of the picked	#444.5%
GPQA DiamondAccuracytodaytoday	Sep 27todaytoday			#295.4%best of the picked	#1593.1%
MMLU-ProAccuracy · staletodaytoday	Sep 27todaytoday	#4882.7%
Coding2
SWE-Bench ProResolvedtodaytoday	Sep 27todaytoday		#292.2%best of the picked	#958.8%	#488.2%
WebDev ArenaArena ratingtodaytoday	Sep 27todaytoday		#31,751best of the picked	#251,580	#71,660
Agents and tools1
MCP AtlasPass ratetodaytoday	Sep 27todaytoday		#287.2%best of the picked		#882.3%
Vision2
Document ArenaArena ratingtodaytoday	Sep 27todaytoday		#21,513
Vision ArenaArena ratingtodaytoday	Sep 27todaytoday		#91,289
Speed1
AA SpeedOutput speedtodaytoday	Sep 27todaytoday		#1569 tok/s	#1308 tok/sbest of the picked	#2438 tok/s
Price1
AA PriceBlended pricetodaytoday	Sep 27todaytoday		#23$20.0	#9$1.50best of the picked	#21$6.00
Usage1
OpenRouterWeekly tokenstodaytoday	Sep 27todaytoday			#142.2T tok

Green marks the best placing among the picked where two or more are ranked; ties are marked for each. Ranks are each board's own order (lower is better), scores as the board published them. Dash: not on that board.