Unverified50% confidenceBenchmarkExact time
In the latest LMSYS Arena alignment index, Meta's flagship model NewsWonder ranked 6th at 77.5%, Reflection Beam 1.0 ranked 7th at 75.3% and topped the US open-source rankings, and China's StepFun Step 5 Preview entered the top 8 at 75.1%.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/18/2026
First Seen
Valid until: 11/1/2026
Sources
OpenCode Suffers Distillation Attack; DeepSeek Open-Sources Flash 1017 — AI News Roundup
bilibiliAl早知道10/18/2026
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Related Claims
UnverifiedIn the overall ranking, GPT 5.6 placed second with an average score of 7.17, Cloud Opus 5 placed third with 6.56, and GLM 5.3 placed fourth with 5.67.60% similarUnverifiedMiMo V2.6 Pro achieved a score of 71.9 on the SWE benchmark, surpassing GLM's score of 66.9.58% similarUnverifiedThe ranking comes from the third-party evaluation platform Arena (the image arena in the LMArena/Chatbot Arena series).57% similar
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