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DeepSeek Ships V4.1 Flash GA With Causal-Encoder-Decoder MoE as V4 Pro Retires

This story is from 2026-09-10. It is preserved in the archive; the latest stories are on the live feed.

DeepSeek has released V4.1 Flash for general availability, a 552B MoE model with Causal-Encoder-Decoder architecture and native vision. New Flash pricing started September 10, V4 Pro routes to Flash on September 14, and the app merges modes into one smart mode.

Read the full story at Pandaily ↗

Timeline · 5 reports

  1. 2026-09-13 06:12 · r/reinforcementlearning
    DeepSeek-V4.1-Flash Tech Report
  2. 2026-09-12 19:09 · r/huggingface
    We’re testing DeepSeek V4.1 flash bs GLM 5.3 flash. V4.1 is free to use.
  3. 2026-09-12 17:12 · r/LocalLLM
    DeepSeek V4.1 Flash running locally on 8× A40 — ~40 tok/s Q2_K, ~32 tok/s Q4_K_M
  4. 2026-09-12 05:56 · Latent Space
    [AINews] DeepSeek v4.1-Flash: 763B-P8B-D16B novel causal Encoder–Decoder architecture with vision marks the Return of the Whale
  5. 2026-09-10 09:00 · Pandaily
    DeepSeek Ships V4.1 Flash GA With Causal-Encoder-Decoder MoE as V4 Pro Retires

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