SpaceXAI vs OpenAI vs DeepSeek vs Microsoft

Head to head on 23 boards: OpenAI places best on 16, SpaceXAI places best on 4, DeepSeek places best on 2 and Microsoft places best on 1. All 4 ranked on 2 of 28 boards.

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SpaceXAIOpenAIDeepSeekMicrosoft

Board	Read	SpaceXAI	OpenAI	DeepSeek	Microsoft
Chat2
Text ArenaArena ratingtodaytoday	Nov 9todaytoday	#341,475Grok 4.20 1	#191,485best of the pickedGPT-5.6 Sol	#321,475DeepSeek V4.1 Flash
MultiChallengeScoretodaytoday	Nov 9todaytoday		#182.0%best of the pickedGPT-6.1 Sol	#574.9%DeepSeek V4P1 Flash
Reasoning7
MMLU-ProAccuracy · staletodaytoday	Nov 9todaytoday	#1887.0%Grok 4	#389.3%best of the pickedo1	#3385.0%DeepSeek-V3.2	#7576.0%Phi 4 Plus
Epoch ECIECItodaytoday	Nov 9todaytoday	#24157.9Grok 4.6	#1169.1best of the pickedGPT-6 Astra	#19159.3DeepSeek V4.1 Flash
ARC-AGI-2Scoretodaytoday	Nov 9todaytoday	#2767.1%Grok 4.6	#195.0%best of the pickedGPT-6 Astra	#1978.1%DeepSeek V4.1 Flash
GPQA DiamondAccuracytodaytoday	Nov 9todaytoday	#1394.0%Grok 4.6	#295.8%best of the pickedGPT-6 Astra	#2193.2%DeepSeek V4.1 Flash
AA IntelligenceIndextodaytoday	Nov 9todaytoday	#1335.5Grok 4.7	#356.9best of the pickedGPT-6 Astra	#1632.6DeepSeek V4.1 Flash
LiveBenchGlobal averagetodaytoday	Nov 9todaytoday	#1778.0%Grok 4.6	#482.2%best of the pickedGPT-6 Astra	#881.1%DeepSeek V4.1 Flash
HLEAccuracytodaytoday	Nov 9todaytoday		#154.8%GPT-6 Astra
Coding4
Aider PolyglotPass rate · staletodaytoday	Nov 9todaytoday	#579.6%Grok 4	#188.0%best of the pickedGPT-5	#874.2%DeepSeek-V3.2
WebDev ArenaArena ratingtodaytoday	Nov 9todaytoday	#191,638Grok 4.7	#31,770best of the pickedGPT-6 Astra	#141,665DeepSeek V4.1 Flash
SWE-bench VerifiedResolved · staletodaytoday	Nov 9todaytoday		#672.8%best of the pickedGPT-5.2	#1170.0%DeepSeek-V3.2
SWE-Bench ProResolvedtodaytoday	Nov 9todaytoday		#490.2%GPT-6 Astra
Agents and tools3
BFCLOverall accuracy · staletodaytoday	Nov 9todaytoday	#569.6%best of the pickedGrok 4 1 Fast	#763.0%o3	#1256.7%DeepSeek-V3.2	#5028.8%Phi 4
Search ArenaArena ratingtodaytoday	Nov 9todaytoday	#151,206Grok 4.20 Multi Agent	#11,255best of the pickedGPT-5.6 Sol
MCP AtlasPass ratetodaytoday	Nov 9todaytoday		#1481.8%GPT-5.6
Vision2
Vision ArenaArena ratingtodaytoday	Nov 9todaytoday	#211,281Grok 4.5	#81,293best of the pickedGPT-6.1 Sol	#341,263DeepSeek V4.1 Flash
Document ArenaArena ratingtodaytoday	Nov 9todaytoday	#201,466Grok 4.5	#51,486best of the pickedGPT-5.6 Sol
Image2
Text-to-ImageArena ratingtodaytoday	Nov 9todaytoday	#81,318Grok Imagine Image 2.0	#11,429best of the pickedGPT Image 2.5 Sunburst		#61,330MAI Image 2.6
Image EditArena ratingtodaytoday	Nov 9todaytoday	#71,438Grok Imagine Image 2.0	#11,517best of the pickedGPT Image 2.5 Sunburst		#41,467MAI Image 2.7
Video2
Text-to-VideoArena ratingtodaytoday	Nov 9todaytoday	#51,486best of the pickedGrok Imagine Video 1.5	#131,367Sora 2 Pro
Image-to-VideoArena ratingtodaytoday	Nov 9todaytoday	#101,454Grok Imagine Video 1.5
Speech2
Speech ArenaArena ratingtodaytoday	Nov 9todaytoday	#281,159best of the pickedSpacexai TTS	#421,107TTS 1 Hd		#311,145Azure Hd 2.5
Open ASRAverage WERtodaytoday	Nov 9todaytoday		#186.80 WERgpt-transcribe (openai)		#35.55 WERbest of the pickedazure-speech-09-2026 (microsoft)
Embeddings1
MTEBMean task scoretodaytoday	Nov 9todaytoday				#174.3%harrier-oss-v1-27b (microsoft)
Speed1
AA SpeedOutput speedtodaytoday	Nov 9todaytoday	#1224 tok/sbest of the pickedGrok 4.7	#1522 tok/sGPT-6.1 Sol	#1323 tok/sDeepSeek V4 Pro 0813
Price1
AA PriceBlended pricetodaytoday	Nov 9todaytoday	#8$3.00Grok 4.7	#6$2.00GPT-6.1 Terra	#3$0.53best of the pickedDeepSeek V4.1 Flash
Usage1
OpenRouterWeekly tokenstodaytoday	Nov 9todaytoday		#47.2T tokGPT-6 Luna	#156.0T tokbest of the pickedDeepSeek V4.1 Flash

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.