Kokoro vs OpenAI vs Meta vs Microsoft

Head to head on 24 boards: OpenAI places best on 16, Meta places best on 6, Microsoft places best on 2 and Kokoro places best on 0. All 4 ranked on 1 of 27 boards.

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KKokoroOpenAIMetaMicrosoft

Board	Read	KKokoro	OpenAI	Meta	Microsoft
Chat2
MultiChallengeScoretodaytoday	Sep 27todaytoday		#469.2%GPT-5.4 Pro	#175.5%best of the pickedMuse Spark
Text ArenaArena ratingtodaytoday	Sep 27todaytoday		#161,483GPT-5.6 Sol	#61,496best of the pickedMuse Spark 1.2
Reasoning7
MMLU-ProAccuracy · staletodaytoday	Sep 27todaytoday		#389.3%best of the pickedo1	#4782.8%Llama4 Behemoth	#7576.0%Phi 4 Plus
HLEAccuracytodaytoday	Sep 27todaytoday		#154.8%best of the pickedGPT-6 Astra	#640.6%Muse Spark
GPQA DiamondAccuracytodaytoday	Sep 27todaytoday		#195.8%best of the pickedGPT-6 Astra	#3589.8%Muse Spark
Epoch ECIECItodaytoday	Sep 27todaytoday		#1166.6best of the pickedGPT-6 Astra	#15156.9Muse Spark 1.3
ARC-AGI-2Scoretodaytoday	Sep 27todaytoday		#195.0%best of the pickedGPT-6 Astra	#710.0%Llama 4 Maverick Instruct
AA IntelligenceIndextodaytoday	Sep 27todaytoday		#352.7best of the pickedGPT-6 Astra	#448.1Muse Spark 1.3
LiveBenchGlobal averagetodaytoday	Sep 27todaytoday		#482.2%best of the pickedGPT-6 Astra	#581.6%Muse Spark 1.3
Coding4
Aider PolyglotPass rate · staletodaytoday	Sep 27todaytoday		#188.0%best of the pickedGPT-5	#4315.6%Llama 4 Maverick Instruct
WebDev ArenaArena ratingtodaytoday	Sep 27todaytoday		#21,792best of the pickedGPT-6 Astra	#81,656Muse Spark 1.3
SWE-bench VerifiedResolved · staletodaytoday	Sep 27todaytoday		#672.8%best of the pickedGPT-5.2	#3621.0%Llama 4 Maverick Instruct
SWE-Bench ProResolvedtodaytoday	Sep 27todaytoday		#390.2%GPT-6 Astra
Agents and tools3
BFCLOverall accuracytodaytoday	Sep 27todaytoday		#763.0%best of the pickedo3	#3637.3%Llama 4 Maverick 17b 128e	#5028.8%Phi 4
MCP AtlasPass ratetodaytoday	Sep 27todaytoday		#1181.8%GPT-5.6	#188.1%best of the pickedMuse Spark 1.1
Search ArenaArena ratingtodaytoday	Sep 27todaytoday		#11,257GPT-5.6 Sol
Vision2
Vision ArenaArena ratingtodaytoday	Sep 27todaytoday		#111,287GPT-5.5	#51,294best of the pickedMuse Spark 1.3
Document ArenaArena ratingtodaytoday	Sep 27todaytoday		#61,486best of the pickedGPT-5.5	#121,471Muse Spark 1.3
Image2
Text-to-ImageArena ratingtodaytoday	Sep 27todaytoday		#11,424best of the pickedGPT Image 2.5 Sunburst	#71,276Muse Image	#41,335MAI Image 2.6
Image EditArena ratingtodaytoday	Sep 27todaytoday		#11,526best of the pickedGPT Image 2.5 Sunburst	#61,402Muse Image	#51,429MAI Image 2.6
Video1
Text-to-VideoArena ratingtodaytoday	Sep 27todaytoday		#111,368Sora 2 Pro	#91,456best of the pickedMuse Video
Speech2
Speech ArenaArena ratingtodaytoday	Sep 27todaytoday	#481,065Kokoro 82m V1.0	#321,104TTS 1 Hd	#89847Metavoice V1	#261,126best of the pickedAzure Hd 2.5
Open ASRAverage WERtodaytoday	Sep 27todaytoday		#535.78 WERwhisper-large-v3 (openai)	#284.84 WERmuse-voice-transcribe (meta)	#23.81 WERbest of the pickedazure-speech-07-2026 (microsoft)
Embeddings1
MTEBMean task scoretodaytoday	Sep 27todaytoday				#174.3%harrier-oss-v1-27b (microsoft)
Speed1
AA SpeedOutput speedtodaytoday	Sep 27todaytoday		#5154 tok/sGPT-6 Luna	#2232 tok/sbest of the pickedMuse Spark 1.3
Price1
AA PriceBlended pricetodaytoday	Sep 27todaytoday		#1$0.20best of the pickedGPT-6 Luna	#11$2.00Muse Spark 1.3
Usage1
OpenRouterWeekly tokenstodaytoday	Sep 27todaytoday		#58.6T tokbest of the pickedGPT-5.6 Luna	#151.8T 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.