GPT-5.1 vs Muse Spark 1.1

• GPT-5.1
• Muse Spark 1.1

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Head to head on 6 boards: Muse Spark 1.1 places best on 6 and GPT-5.1 places best on 0. Both ranked on 6 of 14 boards.

Board	Read	GPT-5.1	Muse Spark 1.1
Chat2
MultiChallengeScoretodaytoday	Nov 9todaytoday	#1263.4%	#475.3%best of the picked
Text ArenaArena ratingtodaytoday	Nov 9todaytoday	#591,456	#131,490best of the picked
Reasoning6
Epoch ECIECItodaytoday	Nov 9todaytoday	#59150.9	#42154.9best of the picked
HLEAccuracytodaytoday	Nov 9todaytoday	#1823.7%
MMLU-ProAccuracy · staletodaytoday	Nov 9todaytoday	#2486.4%
LiveBenchGlobal averagetodaytoday	Nov 9todaytoday		#3575.3%
ARC-AGI-2Scoretodaytoday	Nov 9todaytoday	#5317.6%
GPQA DiamondAccuracytodaytoday	Nov 9todaytoday	#6487.6%
Coding2
SWE-bench VerifiedResolved · staletodaytoday	Nov 9todaytoday	#1466.0%
WebDev ArenaArena ratingtodaytoday	Nov 9todaytoday		#441,542
Agents and tools2
MCP AtlasPass ratetodaytoday	Nov 9todaytoday	#3550.1%	#288.1%best of the picked
Search ArenaArena ratingtodaytoday	Nov 9todaytoday	#301,184
Vision2
Document ArenaArena ratingtodaytoday	Nov 9todaytoday	#391,416	#91,479best of the picked
Vision ArenaArena ratingtodaytoday	Nov 9todaytoday	#441,251	#241,279best 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.