DeepSeek V4.1 Flash 1017 (Non-reasoning)

By DeepSeek · released 2026-10-17 (2 weeks) · snapshot 2026-10-31

Off the frontierNot on frontier at launch dayopen weights
Intelligence index
18.50
Cost to run the AA index
$310
Price per 1M tokens (in / out)
$0.30 / $1.20
End-to-end time
4.11s
Better than…

Is DeepSeek V4.1 Flash 1017 (Non-reasoning) on the Pareto frontier, and what beats it?

Off the frontier

No. GPT-6.1 Terra (High) is at least as smart for the same money or less.

Next step up: GPT-6.1 Sol (Medium), smarter but dearer.

DeepSeek V4.1 Flash 1017 (Non-reasoning) vs GPT-6.1 Terra (High)DeepSeek V4.1 Flash 1017 (Non-reasoning) vs GPT-6.1 Sol (Medium)
#ModelCreatorIntelligenceTotal costE2E totalOpenReleasedFrontier
1DeepSeek V4.1 Flash 1017 (Non-reasoning)DeepSeek18.50$3104.11s2026-10-17
2GPT-6.1 Terra (High)OpenAI42.30$26720.3s2026-10-26Frontier
3GPT-6.1 Sol (Medium)OpenAI46.10$38915.2s2026-09-29Frontier

Open in the picker Daily check URL: 200 on the frontier, 409 once beaten

At a glance

DeepSeek V4.1 Flash 1017 (Non-reasoning) today

Time to first answer1.54s
Output speed195 tok/s
Context window1000k
Input modalitiesText, Image
0204060$10$20$50$100$200$500$1k$2k$5k$10k$20kCost to run the Artificial Analysis Intelligence Index (USD, log scale)Intelligence IndexBeam 1.0 (Reflection): intelligence 17.70, $250Claude Fable 5.1 (High, Default Fallback) (Anthropic): intelligence 47.00, $6618Claude Fable 5.1 (Low, Default Fallback) (Anthropic): intelligence 38.50, $3886Claude Fable 5.1 (Max, Default Fallback) (Anthropic): intelligence 49.00, $13327Claude Fable 5.1 (Medium, Default Fallback) (Anthropic): intelligence 43.00, $4897Claude Fable 5.1 (Xhigh, Default Fallback) (Anthropic): intelligence 49.70, $10097Claude Haiku 5.5 (Max) (Anthropic): intelligence 36.20, $339Claude Haiku 5.5 (Xhigh) (Anthropic): intelligence 34.30, $193Claude Opus 5.5 (High, Default Fallback) (Anthropic): intelligence 51.70, $2716Claude Opus 5.5 (Low, Default Fallback) (Anthropic): intelligence 34.50, $980Claude Opus 5.5 (Max, Default Fallback) (Anthropic): intelligence 58.40, $8910Claude Opus 5.5 (Medium, Default Fallback) (Anthropic): intelligence 48.10, $2031Claude Sonnet 5.5 (High, Default Fallback) (Anthropic): intelligence 41.10, $1268Claude Sonnet 5.5 (Low, Default Fallback) (Anthropic): intelligence 25.30, $499Claude Sonnet 5.5 (Max, Default Fallback) (Anthropic): intelligence 54.20, $7981Claude Sonnet 5.5 (Medium, Default Fallback) (Anthropic): intelligence 30.30, $679Claude Sonnet 5.5 (Xhigh, Default Fallback) (Anthropic): intelligence 49.60, $2903DeepSeek V4 Pro 0813 (Max) (DeepSeek): intelligence 23.10, $1402Gemini 3.5 Flash-Lite (Google): intelligence 11.70, $654Gemini 3.8 Flash (High) (Google): intelligence 30.50, $5764Gemini 3.8 Flash (Medium) (Google): intelligence 30.00, $4547Gemini 4 Argon (High) (Google): intelligence 50.40, $6103GLM-5.3 (Low) (Z AI): intelligence 23.10, $1219GLM-5.3 (Max) (Z AI): intelligence 31.70, $3496GLM-5.3-Flash (Z AI): intelligence 27.80, $378GPT-6 Astra (Low) (OpenAI): intelligence 43.00, $1651GPT-6 Astra (Max) (OpenAI): intelligence 56.90, $5661GPT-6 Astra (Medium) (OpenAI): intelligence 51.50, $2638GPT-6 Luna (Max) (OpenAI): intelligence 27.80, $136GPT-6 Luna (Non-reasoning) (OpenAI): intelligence 9.40, $53.1GPT-6 Luna (Xhigh) (OpenAI): intelligence 23.30, $85.7GPT-6.1 Sol (Low) (OpenAI): intelligence 34.50, $238GPT-6.1 Terra (Max) (OpenAI): intelligence 51.00, $972GPT-6.1 Terra (Non-reasoning) (OpenAI): intelligence 30.40, $213GPT-6.1 Terra (Xhigh) (OpenAI): intelligence 45.00, $400Grok 4.7 (High) (SpaceXAI): intelligence 35.00, $4722Grok 4.7 (Low) (SpaceXAI): intelligence 30.90, $2169Grok 4.7 (Xhigh) (SpaceXAI): intelligence 34.30, $5784Inkling (Xhigh) (Thinking Machines): intelligence 12.50, $1237Inkling Small (Thinking Machines): intelligence 12.90, $225Kimi K3 (Low) (Kimi): intelligence 17.40, $1764Kimi K3.1 Pro (Kimi): intelligence 46.00, $3153Ling 3.1 Flash 1019 (InclusionAI): intelligence 29.50, $2009MiMo-V2.6-Pro (Xiaomi): intelligence 29.90, $221MiniMax-M3 (MiniMax): intelligence 18.70, $878MiniMax-M3.1-Flash (MiniMax): intelligence 28.90, $358Mistral Large 4 (High) (Mistral): intelligence 26.00, $1359Mistral Large 4 (Medium) (Mistral): intelligence 23.10, $936Mistral Large 4 Preview (Mistral): intelligence 25.30, $2923Mistral Small 4 (Reasoning) (Mistral): intelligence 4.30, $43.4Muse Glimmer (High) (Meta): intelligence 6.30, $182Muse Spark 1.3 (Max) (Meta): intelligence 36.40, $1906Muse Spark Open (Xhigh) (Meta): intelligence 24.70, $1697Muse Wonder (Max) (Meta): intelligence 43.30, $5414Nemotron 3 Ultra 550B A55B (Reasoning) (NVIDIA): intelligence 11.80, $1542Nemotron 3.5 Lightning (NVIDIA): intelligence 5.50, $227Nemotron 3.5 Super VL (NVIDIA): intelligence 13.60, $463Qwen3.8 27B (Low) (Alibaba): intelligence 15.70, $1460Qwen3.8 27B (Medium) (Alibaba): intelligence 17.50, $1636Qwen3.8 27B (Non-reasoning) (Alibaba): intelligence 10.00, $2642Qwen3.8 27B (Xhigh) (Alibaba): intelligence 20.10, $2390Qwen3.8 Max (0902) (Alibaba): intelligence 33.60, $6354Step 5 Preview (StepFun): intelligence 28.50, $1644GPT-6 Luna (Low) (OpenAI): intelligence 9.70, $9.09GPT-6 Luna (Medium) (OpenAI): intelligence 18.30, $39.5Claude Haiku 5.5 (Low) (Anthropic): intelligence 18.60, $39.6GPT-6 Luna (High) (OpenAI): intelligence 21.40, $62.6Claude Haiku 5.5 (Medium) (Anthropic): intelligence 24.60, $72.7MiMo-V2.6-Flash (Xiaomi): intelligence 26.70, $106GPT-6.1 Terra (Low) (OpenAI): intelligence 29.20, $111Claude Haiku 5.5 (High) (Anthropic): intelligence 29.60, $121GPT-6.1 Terra (Medium) (OpenAI): intelligence 38.10, $190GPT-6.1 Terra (High) (OpenAI): intelligence 42.30, $267GPT-6.1 Sol (Medium) (OpenAI): intelligence 46.10, $389GPT-6.1 Sol (High) (OpenAI): intelligence 50.20, $573GPT-6.1 Sol (Xhigh) (OpenAI): intelligence 52.30, $718GPT-6.1 Sol (Max) (OpenAI): intelligence 54.50, $1124GPT-6 Astra (High) (OpenAI): intelligence 54.80, $3204GPT-6 Astra (Xhigh) (OpenAI): intelligence 55.30, $3746Claude Opus 5.5 (Xhigh, Default Fallback) (Anthropic): intelligence 57.00, $4766Gemini 4 Carbon (High) (Google): intelligence 59.40, $8240DeepSeek V4.1 Flash 1017 (Max) (DeepSeek): intelligence 32.50, $521DeepSeek V4.1 Flash 1017 (Non-reasoning) (DeepSeek): intelligence 18.50, $310DeepSeek V4.1 Flash 1017 (Non-reasoning)(Max)GPT-6 Luna (Low)GPT-6.1 Terra (High)GPT-6.1 Sol (Medium)Gemini 4 Carbon (High)
DeepSeek V4.1 Flash 1017 (Non-reasoning)Same release, other effort levelsToday's Pareto frontierOpen-weights frontierEvery other model
Up and left is better. Dotted line: today's Pareto frontier. Hover a point for its numbers, click it for its page.

Intelligence: Artificial Analysis Intelligence Index. Cost: total cost to run that benchmark, so reasoning tokens count. API id: deepseek-v4-1-flash-1017-non-reasoning.

Matchup

Compare head to head

Suggested: what beats it, its effort levels, and frontier models near its price.

Compare DeepSeek V4.1 Flash 1017 (Non-reasoning) with measured models

Release

What the DeepSeek V4.1 Flash 1017 release did to the frontier on 2026-10-17

None of its 2 effort levels reached the overall frontier at launch, but 1 led the open-weights frontier (DeepSeek V4.1 Flash 1017 (Max)).

Release page: launch-day frontier and every effort level

Deciding

Should you use DeepSeek V4.1 Flash 1017 (Non-reasoning)?

Should you use DeepSeek V4.1 Flash 1017 (Non-reasoning)?

Only when it fits your setup: GPT-6.1 Terra (High) is at least as smart for the same money or less, so DeepSeek V4.1 Flash 1017 (Non-reasoning) is off the value frontier today.

What is better and cheaper than DeepSeek V4.1 Flash 1017 (Non-reasoning)?

GPT-6.1 Terra (High) — at least as smart for the same money or less.

How much does DeepSeek V4.1 Flash 1017 (Non-reasoning) cost?

$0.30/$1.20 in/out per 1M tokens, and $310 to run the full Artificial Analysis Intelligence Index, the honest all-in number for reasoning models.

Is DeepSeek V4.1 Flash 1017 (Non-reasoning) on the Pareto frontier?

No: GPT-6.1 Terra (High) beats it on intelligence, cost, or both.

Frontier membership by axis pair

Other axis pairs where DeepSeek V4.1 Flash 1017 (Non-reasoning) is Pareto-optimal.

Y axisX axisOn the frontier
AA intelligence indexAA total cost to run (USD)
AA intelligence indexEnd-to-end total seconds
AA intelligence indexOutput speed tokens/sec
Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/models/deepseek-v4-1-flash-1017-non-reasoning · Markdown: /api/v1/models/deepseek-v4-1-flash-1017-non-reasoning?format=md · llms.txt · agent skill