DeepSeek has launched its new v4.1 Flash architecture model and begun internal testing, with the model accessible by setting the model name to `deepseek-v4.1-flash-expires-on-0910` while keeping the original `base_url` unchanged.
The version features native multimodal support, stronger capabilities, higher speed and lower cost. Current pricing matches `deepseek-v4-flash`, with an account-level concurrent request limit of 20.
DeepSeek Starts Internal Beta for v4.1 Flash Model
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