K2 Horizon 7B vs Muse Spark vs Qwen3.8 Max (0902) vs Claude Fable 5.1

Head to head on 12 boards: Claude Fable 5.1 places best on 9, Qwen3.8 Max (0902) places best on 3, K2 Horizon 7B places best on 0 and Muse Spark places best on 0. All 4 ranked on 0 of 15 boards.

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IOK2 Horizon 7BMuse SparkQwen3.8 Max (0902)Claude Fable 5.1

Board	Read	IOK2 Horizon 7B	Muse Spark	Qwen3.8 Max (0902)	Claude Fable 5.1
Chat2
Text ArenaArena rating1dyesterday	Oct 61dyesterday		#121,489	#201,482	#61,501best of the picked
MultiChallengeScore1dyesterday	Oct 61dyesterday		#175.5%
Reasoning6
AA IntelligenceIndex1dyesterday	Oct 61dyesterday	#5220.6		#1045.4	#353.4best of the picked
Epoch ECIECI1dyesterday	Oct 61dyesterday		#44152.0	#22156.4	#5164.7best of the picked
LiveBenchGlobal average1dyesterday	Oct 61dyesterday			#1578.5%	#183.4%best of the picked
HLEAccuracy1dyesterday	Oct 61dyesterday		#640.6%		#246.5%best of the picked
GPQA DiamondAccuracy1dyesterday	Oct 61dyesterday		#4189.8%	#2192.7%best of the picked
ARC-AGI-2Score1dyesterday	Oct 61dyesterday				#690.0%
Coding2
WebDev ArenaArena rating1dyesterday	Oct 61dyesterday			#91,671	#51,749best of the picked
SWE-Bench ProResolved1dyesterday	Oct 61dyesterday				#292.2%
Agents and tools1
MCP AtlasPass rate1dyesterday	Oct 61dyesterday		#982.2%		#287.2%best of the picked
Vision2
Vision ArenaArena rating1dyesterday	Oct 61dyesterday		#61,294	#21,301best of the picked	#131,288
Document ArenaArena rating1dyesterday	Oct 61dyesterday		#241,444		#21,513best of the picked
Speed1
AA SpeedOutput speed1dyesterday	Oct 61dyesterday			#2439 tok/s	#1568 tok/sbest of the picked
Price1
AA PriceBlended price1dyesterday	Oct 61dyesterday			#14$3.00best of the picked	#24$20.0

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.