Xtts V2 vs Claude Fable 5.1 vs Gemini 3.8 Flash

• CXtts V2
• Claude Fable 5.1
• Gemini 3.8 Flash

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Head to head on 10 boards: Claude Fable 5.1 places best on 8, Gemini 3.8 Flash places best on 2 and Xtts V2 places best on 0. All 3 ranked on 0 of 16 boards.

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CXtts V2Claude Fable 5.1Gemini 3.8 Flash

Board	Read	CXtts V2	Claude Fable 5.1	Gemini 3.8 Flash
Chat1
Text ArenaArena ratingtodaytoday	Sep 27todaytoday		#51,501best of the picked	#81,492
Reasoning6
LiveBenchGlobal averagetodaytoday	Sep 27todaytoday		#183.4%best of the picked	#3175.8%
AA IntelligenceIndextodaytoday	Sep 27todaytoday		#253.4best of the picked	#1540.9
HLEAccuracytodaytoday	Sep 27todaytoday		#246.5%best of the picked	#444.5%
Epoch ECIECItodaytoday	Sep 27todaytoday		#2165.0best of the picked	#13157.1
ARC-AGI-2Scoretodaytoday	Sep 27todaytoday		#590.0%best of the picked	#689.2%
GPQA DiamondAccuracytodaytoday	Sep 27todaytoday			#295.4%
Coding2
SWE-Bench ProResolvedtodaytoday	Sep 27todaytoday		#292.2%best of the picked	#958.8%
WebDev ArenaArena ratingtodaytoday	Sep 27todaytoday		#31,751best of the picked	#251,580
Agents and tools1
MCP AtlasPass ratetodaytoday	Sep 27todaytoday		#287.2%
Vision2
Document ArenaArena ratingtodaytoday	Sep 27todaytoday		#21,513
Vision ArenaArena ratingtodaytoday	Sep 27todaytoday		#91,289
Speech1
Speech ArenaArena ratingtodaytoday	Sep 27todaytoday	#82916
Speed1
AA SpeedOutput speedtodaytoday	Sep 27todaytoday		#1569 tok/s	#1308 tok/sbest of the picked
Price1
AA PriceBlended pricetodaytoday	Sep 27todaytoday		#23$20.0	#9$1.50best of the picked
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.