Institute Of Foundation Models vs Anthropic vs OpenAI vs Meta

Head to head on 26 boards: OpenAI places best on 12, Anthropic places best on 10, Meta places best on 4 and Institute Of Foundation Models places best on 0. All 4 ranked on 2 of 26 boards.

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IOInstitute Of Foundation ModelsAnthropicOpenAIMeta

Board	Read	IOInstitute Of Foundation Models	Anthropic	OpenAI	Meta
Chat2
MultiChallengeScoretodaytoday	Oct 6todaytoday		#1259.0%Claude Opus 4.5	#469.2%GPT-5.4 Pro	#175.5%best of the pickedMuse Spark
Text ArenaArena ratingtodaytoday	Oct 6todaytoday		#21,505best of the pickedClaude Opus 4.6	#171,484GPT-5.6 Sol	#81,494Muse Spark 1.3
Reasoning7
AA IntelligenceIndextodaytoday	Oct 6todaytoday	#2830.5K2 Horizon 375B A23B	#157.6best of the pickedClaude Opus 5.5	#452.7GPT-6 Astra	#748.1Muse Spark 1.3
HLEAccuracytodaytoday	Oct 6todaytoday		#246.5%Claude Fable 5.1	#154.8%best of the pickedGPT-6 Astra	#640.6%Muse Spark
GPQA DiamondAccuracytodaytoday	Oct 6todaytoday		#295.6%Claude Sonnet 5.5	#195.8%best of the pickedGPT-6 Astra	#4189.8%Muse Spark
Epoch ECIECItodaytoday	Oct 6todaytoday		#1167.3best of the pickedClaude Opus 5.5	#2166.4GPT-6 Astra	#19156.8Muse Spark 1.3
ARC-AGI-2Scoretodaytoday	Oct 6todaytoday		#393.3%Claude Opus 5.5	#195.0%best of the pickedGPT-6 Astra	#750.0%Llama 4 Maverick Instruct
LiveBenchGlobal averagetodaytoday	Oct 6todaytoday		#183.4%best of the pickedClaude Fable 5.1	#482.2%GPT-6 Astra	#681.6%Muse Spark 1.3
MMLU-ProAccuracy · staletodaytoday	Oct 6todaytoday		#489.1%Claude Opus 4.6	#389.3%best of the pickedo1	#4782.8%Llama4 Behemoth
Coding4
WebDev ArenaArena ratingtodaytoday	Oct 6todaytoday		#11,815best of the pickedClaude Opus 5.5	#21,788GPT-6 Astra	#111,657Muse Spark 1.3
SWE-bench VerifiedResolved · staletodaytoday	Oct 6todaytoday		#176.8%best of the pickedClaude Opus 4.5	#672.8%GPT-5.2	#3621.0%Llama 4 Maverick Instruct
Aider PolyglotPass rate · staletodaytoday	Oct 6todaytoday		#1072.0%Claude Opus 4	#188.0%best of the pickedGPT-5	#4315.6%Llama 4 Maverick Instruct
SWE-Bench ProResolvedtodaytoday	Oct 6todaytoday		#198.0%best of the pickedClaude Opus 5	#390.2%GPT-6 Astra
Agents and tools3
BFCLOverall accuracytodaytoday	Oct 6todaytoday		#177.5%best of the pickedClaude Opus 4.5	#763.0%o3	#3637.3%Llama 4 Maverick 17b 128e
MCP AtlasPass ratetodaytoday	Oct 6todaytoday		#287.2%Claude Fable 5.1	#1181.8%GPT-5.6	#188.1%best of the pickedMuse Spark 1.1
Search ArenaArena ratingtodaytoday	Oct 6todaytoday		#21,253Claude Opus 4.6	#11,257best of the pickedGPT-5.6 Sol
Vision2
Vision ArenaArena ratingtodaytoday	Oct 6todaytoday		#11,309best of the pickedClaude Fable 5	#81,291GPT-6.1 Sol	#61,294Muse Spark
Document ArenaArena ratingtodaytoday	Oct 6todaytoday		#11,516best of the pickedClaude Opus 5	#61,486GPT-5.5	#121,471Muse Spark 1.3
Image2
Text-to-ImageArena ratingtodaytoday	Oct 6todaytoday			#11,425best of the pickedGPT Image 2.5 Sunburst	#71,274Muse Image
Image EditArena ratingtodaytoday	Oct 6todaytoday			#11,524best of the pickedGPT Image 2.5 Sunburst	#61,403Muse Image
Video1
Text-to-VideoArena ratingtodaytoday	Oct 6todaytoday			#111,368Sora 2 Pro	#91,456best of the pickedMuse Video
Speech2
Open ASRAverage WERtodaytoday	Oct 6todaytoday			#204.57 WERbest of the pickedgpt-transcribe (openai)	#294.84 WERmuse-voice-transcribe (meta)
Speech ArenaArena ratingtodaytoday	Oct 6todaytoday			#361,103best of the pickedTTS 1 Hd	#92850Metavoice V1
Speed1
AA SpeedOutput speedtodaytoday	Oct 6todaytoday	#7124 tok/sK2 Horizon 375B A23B	#5139 tok/sClaude Sonnet 5.5	#6138 tok/sGPT-6 Luna	#4152 tok/sbest of the pickedMuse Spark 1.3
Price1
AA PriceBlended pricetodaytoday	Oct 6todaytoday		#17$4.00Claude Sonnet 5.5	#2$0.20best of the pickedGPT-6 Luna	#12$2.00Muse Spark 1.3
Usage1
OpenRouterWeekly tokenstodaytoday	Oct 6todaytoday		#122.6T tokClaude Opus 5.5	#66.2T tokbest of the pickedGPT-6 Luna	#161.4T tokMuse Spark 1.3 Contributor

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.