DeepSeek-V4.1-Flash-1017 release sparks accuracy debate and local deployment benchmarks
Reports cover the new DeepSeek-V4.1-Flash-1017 model, with users benchmarking local speeds, comparing quant providers, and noting a silent endpoint change that increased model switches and shorter answers.
Read the full story at r/LocalLLaMA ↗
Timeline · 7 reports
- 2026-10-31 23:04 · r/OpenAI
GPT-6.1 Terra one-shot a 3-level canvas game in 14 agent steps and 6.5 minutes. DeepSeek V4.1 Flash needed 73 steps but came in cheaper on 96% cache hits - 2026-10-31 06:16 · r/LocalLLM
How many of you still do use DeepSeek-V4-Flash-0731 with PolyStrata/Strata or its forks because DeepSeek-V4.1-Flash-1017 is too big? - 2026-10-31 05:32 · r/LocalLLaMA
Lawyer with too many GPUs, part 3: DeepSeek-V4.1-Flash on 2x DGX Spark + an old 3090 box. 2,600+ tok/s prefill to 256K, 322 tok/s structured output, full stack and raw data published - 2026-10-30 16:46 · r/LocalLLaMA
ISTA DeepSeek-V4.1-Flash-1017 GSQ-RCO quants comparison - 2026-10-30 13:48 · r/LocalLLaMA
Introducing DeepSeek-V4.1-Flash-1017 Dynamic v3.1 Unsloth GGUFs - 2026-10-30 00:04 · r/LocalLLM
Deepseek v4.1 Flash 28.8Tk/s average on 5070Ti 9950X 128gb ram - 2026-10-29 17:46 · r/LocalLLaMA
Why you can't trust cloud API endpoints: 40 days of coding-agent telemetry showing the exact day providers silently overwrote deepseek-v4.1-flash with -1017 ("faster execution, shorter answers" = 3x more swearing and 6.7x more model switches)