Ideogram 4.5 vs Muse Spark vs GPT-6 Astra vs Kimi K3

Head to head on 15 boards: GPT-6 Astra places best on 10, Kimi K3 places best on 3, Muse Spark places best on 2 and Ideogram 4.5 places best on 0. All 4 ranked on 0 of 17 boards.

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Ideogram 4.5Muse SparkGPT-6 AstraKimi K3

Board	Read	Ideogram 4.5	Muse Spark	GPT-6 Astra	Kimi K3
Chat2
Text ArenaArena ratingtodaytoday	Oct 5todaytoday		#121,489best of the picked	#261,477	#131,488
MultiChallengeScoretodaytoday	Oct 5todaytoday		#175.5%
Reasoning6
GPQA DiamondAccuracytodaytoday	Oct 5todaytoday		#4189.8%	#195.8%best of the picked	#1893.1%
Epoch ECIECItodaytoday	Oct 5todaytoday		#40152.1	#2166.5best of the picked	#13157.6
HLEAccuracytodaytoday	Oct 5todaytoday		#640.6%	#154.8%best of the picked
ARC-AGI-2Scoretodaytoday	Oct 5todaytoday			#195.0%best of the picked	#2960.4%
AA IntelligenceIndextodaytoday	Oct 5todaytoday			#452.7best of the picked	#1343.6
LiveBenchGlobal averagetodaytoday	Oct 5todaytoday			#482.2%best of the picked	#1379.2%
Coding2
WebDev ArenaArena ratingtodaytoday	Oct 5todaytoday			#21,788best of the picked	#101,658
SWE-Bench ProResolvedtodaytoday	Oct 5todaytoday			#390.2%best of the picked	#488.2%
Agents and tools1
MCP AtlasPass ratetodaytoday	Oct 5todaytoday		#982.2%		#882.3%best of the picked
Vision2
Vision ArenaArena ratingtodaytoday	Oct 5todaytoday		#61,294best of the picked	#181,284
Document ArenaArena ratingtodaytoday	Oct 5todaytoday		#241,444	#131,468best of the picked
Image1
Image EditArena ratingtodaytoday	Oct 5todaytoday	#171,351
Speed1
AA SpeedOutput speedtodaytoday	Oct 5todaytoday			#1954 tok/sbest of the picked	#2536 tok/s
Price1
AA PriceBlended pricetodaytoday	Oct 5todaytoday			#24$20.0	#22$6.00best of the picked
Usage1
OpenRouterWeekly tokenstodaytoday	Oct 5todaytoday			#171.4T tok	#151.6T tokbest of the picked

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.