DeepSeek v4.1 Flash called top open-source security model at 1/15 the cost

Citing depthfirst's dfench benchmark, developers claim DeepSeek v4.1 Flash is the strongest open-source cybersecurity model, the first to reach frontier-level vulnerability detection, at roughly 1/15 the cost of comparable closed-source models.

2026-09-12 ~ 2026-09-12 · 2 related posts

• DeepSeek v4.1 Flash claimed as top open-source cybersecurity model at 1/15 the cost — andreamichi · 2026-09-12

1 near-duplicate retellings: andreamichi