DeepSeek V4.1 Flash: an open model four times cheaper and not for a laptop
On September 10, 2026, DeepSeek released the weights of V4.1 Flash under the MIT license. This Chinese multimodal model mainly targets price: it is about four times cheaper than its own V4 Pro, which it replaces starting September 14, 2026. The published performance results are mixed, but access to the weights shifts the question of who can use these models without permission.
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