Claude Sonnet 5 vs Muse Spark 1.1

One row per board where at least one is ranked, from each board's current capture.

Claude Sonnet 5
Muse Spark 1.1

Add:

GPT-6 Astra

Gemini 4 Argon

Qwen3.8 Max (0902)Inkling Small 2

Head to head on 6 boards: Muse Spark 1.1 places best on 4 and Claude Sonnet 5 places best on 2. Both ranked on 6 of 11 boards.

Board	Read	Claude Sonnet 5	Muse Spark 1.1
Chat2
Text ArenaArena ratingyesterday	Nov 9yesterday	#511,462	#131,490best of the picked
MultiChallengeScoreyesterday	Nov 9yesterday		#475.3%
Reasoning3
Epoch ECIECIyesterday	Nov 9yesterday	#31156.7best of the picked	#42154.9
LiveBenchGlobal averageyesterday	Nov 9yesterday	#3276.0%best of the picked	#3575.3%
GPQA DiamondAccuracyyesterday	Nov 9yesterday	#4090.5%
Coding2
WebDev ArenaArena ratingyesterday	Nov 9yesterday	#451,539	#441,542best of the picked
SWE-Bench ProResolvedyesterday	Nov 9yesterday	#688.2%
Agents and tools2
MCP AtlasPass rateyesterday	Nov 9yesterday		#288.1%
Search ArenaArena ratingyesterday	Nov 9yesterday	#261,191
Vision2
Document ArenaArena ratingyesterday	Nov 9yesterday	#151,469	#91,479best of the picked
Vision ArenaArena ratingyesterday	Nov 9yesterday	#381,261	#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.

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