DeepSeek ships V4.1 Flash 1017

October 17, 2026 · Announced by DeepSeek (@deepseek_ai) on X

DeepSeek released an updated V4.1 Flash model, now live on its website, app and API. The company says it posts stronger benchmark results, finishes tasks faster and gives shorter outputs than the previous version, which it describes as a gain in both performance and cost. These details come from the post by @deepseek_ai.

• See the original post on X
• No independent coverage yet. Claims above are DeepSeek's own.