Head to head on 11 boards: OpenAI places best on 8, Microsoft places best on 2 and Xiaomi places best on 1. All 3 ranked on 1 of 27 boards.
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| Board | Read |  Xiaomi |  OpenAI |  Microsoft |
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| Chat2 | | | | |
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 Text ArenaArena rating1dyesterday | Nov 91dyesterday | #261,479MiMo-V2.6-Pro | #191,485best of the pickedGPT-5.6 Sol | |
 MultiChallengeScore1dyesterday | Nov 91dyesterday | | #182.0%GPT-6.1 Sol | |
| Reasoning7 | | | | |
|---|
 AA IntelligenceIndex1dyesterday | Nov 91dyesterday | #2029.9MiMo-V2.6-Pro | #356.9best of the pickedGPT-6 Astra | |
 MMLU-ProAccuracy · stale1dyesterday | Nov 91dyesterday | | #389.3%best of the pickedo1 | #7576.0%Phi 4 Plus |
| HLEAccuracy1dyesterday | Nov 91dyesterday | | #154.8%GPT-6 Astra | |
 Epoch ECIECI1dyesterday | Nov 91dyesterday | | #1169.1GPT-6 Astra | |
 ARC-AGI-2Score1dyesterday | Nov 91dyesterday | | #195.0%GPT-6 Astra | |
| GPQA DiamondAccuracy1dyesterday | Nov 91dyesterday | | #295.8%GPT-6 Astra | |
 LiveBenchGlobal average1dyesterday | Nov 91dyesterday | | #482.2%GPT-6 Astra | |
| Coding4 | | | | |
|---|
| WebDev ArenaArena rating1dyesterday | Nov 91dyesterday | #201,636MiMo-V2.6-Flash | #31,770best of the pickedGPT-6 Astra | |
 Aider PolyglotPass rate · stale1dyesterday | Nov 91dyesterday | | #188.0%GPT-5 | |
| SWE-Bench ProResolved1dyesterday | Nov 91dyesterday | | #490.2%GPT-6 Astra | |
 SWE-bench VerifiedResolved · stale1dyesterday | Nov 91dyesterday | | #672.8%GPT-5.2 | |
| Agents and tools3 | | | | |
|---|
 BFCLOverall accuracy · stale1dyesterday | Nov 91dyesterday | | #763.0%best of the pickedo3 | #5028.8%Phi 4 |
| Search ArenaArena rating1dyesterday | Nov 91dyesterday | | #11,255GPT-5.6 Sol | |
| MCP AtlasPass rate1dyesterday | Nov 91dyesterday | | #1481.8%GPT-5.6 | |
| Vision2 | | | | |
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| Vision ArenaArena rating1dyesterday | Nov 91dyesterday | #481,248MiMo-V2.6-Flash | #81,293best of the pickedGPT-6.1 Sol | |
| Document ArenaArena rating1dyesterday | Nov 91dyesterday | | #51,486GPT-5.6 Sol | |
| Image2 | | | | |
|---|
| Text-to-ImageArena rating1dyesterday | Nov 91dyesterday | | #11,429best of the pickedGPT Image 2.5 Sunburst | #61,330MAI Image 2.6 |
| Image EditArena rating1dyesterday | Nov 91dyesterday | | #11,517best of the pickedGPT Image 2.5 Sunburst | #41,467MAI Image 2.7 |
| Video1 | | | | |
|---|
| Text-to-VideoArena rating1dyesterday | Nov 91dyesterday | | #131,367Sora 2 Pro | |
| Speech2 | | | | |
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| Speech ArenaArena rating1dyesterday | Nov 91dyesterday | #681,052MiMo V2.5 TTS | #421,107TTS 1 Hd | #311,145best of the pickedAzure Hd 2.5 |
 Open ASRAverage WER1dyesterday | Nov 91dyesterday | | #186.80 WERgpt-transcribe (openai) | #35.55 WERbest of the pickedazure-speech-09-2026 (microsoft) |
| Embeddings1 | | | | |
|---|
| MTEBMean task score1dyesterday | Nov 91dyesterday | | | #174.3%harrier-oss-v1-27b (microsoft) |
| Speed1 | | | | |
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| AA SpeedOutput speed1dyesterday | Nov 91dyesterday | #164 tok/sbest of the pickedMiMo-V2.6-Flash | #1522 tok/sGPT-6.1 Sol | |
| Price1 | | | | |
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| AA PriceBlended price1dyesterday | Nov 91dyesterday | | #6$2.00GPT-6.1 Terra | |
| Usage1 | | | | |
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 OpenRouterWeekly tokens1dyesterday | Nov 91dyesterday | | #47.2T tokGPT-6 Luna | |
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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