AI Tools Daily · aitoolsdaily.site
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Four independent trackers all log DeepSeek V4.1 Flash going live as deepseek-flash on Sept 10, 2026—MIT-licensed, 552B MoE, 1M context. All benchmarks are vendor-reported; we could not verify a first-hand announcement.
On July 31, 2026, DeepSeek launched the official DeepSeek-V4-Flash-0731 API in public beta — architecture unchanged, gains from post-training alone, with agent benchmarks far above the V4-Pro preview.
R2 has been rumored and denied repeatedly since DeepSeek-R1 shook the industry. Reports say CEO Liang Wenfeng's high bar is the main reason for the delay.
DeepSeek open-sourced its R1 reasoning model on January 20, 2025; a week later it triggered an AI stock rout, with Nvidia plunging 17% in a day.
DeepSeek released V3 on December 26, 2024: 671B total / 37B active parameters, trained for a fraction of closed-model budgets, open and commercial-ready.