DeepSeek V4.1 Flash 1017
DeepSeek V4.1 Flash 1017 is an open-weights language model from DeepSeek, released October 17, 2026. It has 552B parameters (mixture-of-experts, 17B active). The context window is 1M tokens. On the Epoch Capabilities Index it scores 159.4, rank 22 of 256 rated models. API price: $0.15 input / $0.6 output per million tokens.
Check it against your own PC →
Can you run DeepSeek V4.1 Flash 1017 locally?
Even with 32 GB of VRAM and 32 GB of RAM it is too large to run at a usable speed on a single consumer GPU. Estimates assume 32 GB of DDR5 RAM, a 16K context and llama.cpp-style GGUF quantization. Enter your exact hardware in the live app.
| GPU memory | Verdict | Best quant | VRAM | RAM | tok/s |
|---|---|---|---|---|---|
| 6 GB VRAM | Too large | – | – | – | – |
| 8 GB VRAM | Too large | – | – | – | – |
| 12 GB VRAM | Too large | – | – | – | – |
| 16 GB VRAM | Too large | – | – | – | – |
| 24 GB VRAM | Too large | – | – | – | – |
| 32 GB VRAM | Too large | – | – | – | – |
Ready-made quantizations on Hugging Face: ISTA-DASLab/DeepSeek-V4.1-Flash-1017-GSQ-RCO-GGUF · unsloth/DeepSeek-V4.1-Flash-1017-GGUF · ISTA-DASLab/DeepSeek-V4.1-Flash-1017-GSQ-RCO-Coder-GGUF · peasantsmith/DeepSeek-V4.1-Flash-1017-Maya-GGUF · nazeshinjite/DeepSeek-V4.1-Flash-1017-ds4-GGUF · huihui-ai/Huihui-DeepSeek-V4.1-Flash-1017-abliterated-GGUF
Strengths by category
ModelTape's 0–100 fit on Epoch AI benchmark results.
| Category | Score | Based on |
|---|---|---|
| Reasoning | 28.8 | Chess Puzzles, Mystery Game Puzzles |
| Math | 57.7 | OTIS Mock AIME 2024-2025, FrontierMath-Tiers-1-3-v2-Private, FrontierMath-Tier-4-v2-Private |
| Knowledge | 74.9 | GPQA diamond, SimpleQA Verified |
Benchmark results
| Benchmark (Epoch AI) | Score |
|---|---|
| OTIS Mock AIME | 99.4% |
| GPQA Diamond | 94.7% |
| FrontierMath (Tiers 1–3) | 75.0% |
| FrontierMath-Tier-4-v2-Private | 46.3% |
| Mystery Game Puzzles | 43.8% |
| Chess Puzzles | 43.2% |
| SimpleQA Verified | 42.5% |
Links
Hugging Face: deepseek-ai/DeepSeek-V4.1-Flash-1017 · Epoch AI benchmarks · Strata
Models with a similar score
GPT-5.6 Sol · GPT-5.5 Pro · Muse Wonder · Kimi K3.1 Pro · GPT-5.6 Terra · Claude Haiku 5.5 · GPT-5.4 Pro · GPT-5.5
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