DeepSeek has launched an intermediate beta for V4.1 Flash and published a tester feedback questionnaire. The firm says the build uses a new model architecture with native multimodal support, greater capability, faster performance and lower cost. The questionnaire asks whether the V4.1 Flash intermediate build is sufficient to replace DeepSeek V4 Pro.

2026-09-08

DeepSeek has launched an intermediate beta for V4.1 Flash and published a tester feedback questionnaire. The firm says the build uses a new model architecture with native multimodal support, greater capability, faster performance and lower cost. The questionnaire asks whether the V4.1 Flash intermediate build is sufficient to replace DeepSeek V4 Pro.