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DeepSeek V4.1 Flash

DeepSeek · released SEP 10, 2026

CLAIM — WHAT DEEPSEEK SAYS

DeepSeek's faster V4.1 architecture, replacing V4 Pro traffic in the hosted API while adding native multimodal support.

REALITY — 1 INDEPENDENT REPORT

Other

@TheAhmadOsman: Just a reminder that GLM 5.3 Flash, DeepSeek V4.1 Flash, Qwen 3.8 Next Flash, and even Qwen 3.8 27B are all outperforming (in both intelligence and capabilities) every model that was considered "frontier intelligence" in Xmas 2025 (just 10 months ago) Opensource AI is on fire

also tested on GLM-5.3-Flash

Other
XSEP 29, 2026
+ Submit a report for DeepSeek V4.1 Flash