o4-mini vs Qwen3.8 Max (0902) vs Claude Fable 5.1 vs Gemini 4 Argon

Head to head on 15 boards: Gemini 4 Argon places best on 6, Claude Fable 5.1 places best on 5, Qwen3.8 Max (0902) places best on 4 and o4-mini places best on 0. All 4 ranked on 1 of 19 boards.

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o4-miniQwen3.8 Max (0902)Claude Fable 5.1Gemini 4 Argon

Board	Read	o4-mini	Qwen3.8 Max (0902)	Claude Fable 5.1	Gemini 4 Argon
Chat2
Text ArenaArena ratingtodaytoday	Nov 9todaytoday		#201,483	#61,504	#21,523best of the picked
MultiChallengeScoretodaytoday	Nov 9todaytoday	#3244.9%			#278.7%best of the picked
Reasoning6
Epoch ECIECItodaytoday	Nov 9todaytoday	#86145.2	#27157.4	#5166.9best of the picked	#6166.4
GPQA DiamondAccuracytodaytoday	Nov 9todaytoday	#9379.6%	#2692.7%		#196.4%best of the picked
ARC-AGI-2Scoretodaytoday	Nov 9todaytoday	#616.1%		#790.0%	#591.3%best of the picked
AA IntelligenceIndextodaytoday	Nov 9todaytoday		#1533.7	#950.0	#750.4best of the picked
LiveBenchGlobal averagetodaytoday	Nov 9todaytoday		#1678.5%	#183.4%best of the picked
HLEAccuracytodaytoday	Nov 9todaytoday	#2218.1%		#246.5%best of the picked
Coding4
WebDev ArenaArena ratingtodaytoday	Nov 9todaytoday		#121,677	#51,746best of the picked	#101,683
SWE-Bench ProResolvedtodaytoday	Nov 9todaytoday			#292.2%best of the picked	#392.2%
Aider PolyglotPass rate · staletodaytoday	Nov 9todaytoday	#1072.0%
SWE-bench VerifiedResolved · staletodaytoday	Nov 9todaytoday	#2945.0%
Agents and tools3
MCP AtlasPass ratetodaytoday	Nov 9todaytoday			#387.2%	#190.7%best of the picked
Search ArenaArena ratingtodaytoday	Nov 9todaytoday		#61,228best of the picked	#71,227
BFCLOverall accuracy · staletodaytoday	Nov 9todaytoday	#1853.2%
Vision2
Vision ArenaArena ratingtodaytoday	Nov 9todaytoday	#771,201	#21,300best of the picked	#131,288
Document ArenaArena ratingtodaytoday	Nov 9todaytoday			#21,499
Speed1
AA SpeedOutput speedtodaytoday	Nov 9todaytoday		#260 tok/sbest of the picked	#1422 tok/s	#1028 tok/s
Price1
AA PriceBlended pricetodaytoday	Nov 9todaytoday		#8$3.00best of the picked	#17$20.0	#13$8.00

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.