DeepSeek begins limited-time beta of V4.1 Flash multimodal model

DeepSeek has begun a limited-time beta of V4.1 Flash, an interim multimodal model with a new architecture that offers stronger performance and faster generation at a lower cost, though it is not a formal release. Developers can access it via DeepSeek's API by selecting `deepseek-v4.1-flash-expires-on-0910`, with beta pricing matching V4 Flash, up to 20 concurrent requests per account, and the model scheduled to go offline on Sept. 10.

DeepSeek has begun a limited-time beta of V4.1 Flash, an interim model that uses a new architecture and natively supports multimodal capabilities. DeepSeek said the model offers stronger performance and faster generation at a lower cost, but has not presented it as a formal release. Developers can access the model through DeepSeek’s existing API by selecting deepseek-v4.1-flash-expires-on-0910 . Beta pricing is the same as for V4 Flash, each account supports up to 20 concurrent requests, and the model is scheduled to go offline on Sept. 10. APPSO https://mp.weixin.qq.com/s/bCsz6hw8q IgKsE5KfdXcA , in Chinese