DeepSeek V4.1 Flash 1017
deepseek/deepseek-v4.1-flash-1017October 17 update of DeepSeek V4.1 Flash with improved reasoning, coding, agentic tasks, and visual understanding
DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...
Context
1.05M
1,048,576 tokens
Max output
393K
393,216 tokens
Input
$0.15
per 1M tokens
Output
$0.60
per 1M tokens
Providers
39
68 listings
Intelligence
39.5
Intelligence Index
Pricing
USD per 1M tokens · listed by DeepSeek
| Token type | Standard | priority mode |
|---|---|---|
| Input | $0.15 | $0.38 |
| Output | $0.60 | $1.50 |
| Reasoning | $0.60 | — |
| Cache read | $0.003 | — |
Lowest input price across providers: Free.
Capabilities
ReasoningYes
On / off · Effort: low, high, max
Tool callYes
Structured outputYes
TemperatureYes
AttachmentsYes
Interleaved reasoningYes
Field: reasoning_content
Open weightsYes
ModeratedNo
Input
TextImage
Output
Text
Benchmarks
Published scores and Design Arena Elo
- Intelligence39.5#32 of 208
- CodingNot scored—
- AgenticNot scored—
- Arena1,281#13 of 128
| Design Arena category | Elo | Win rate | Arena rank |
|---|---|---|---|
| 3D | 1,362 | 46.7% | #10 |
| UI component | 1,300 | 53.3% | #18 |
| Website | 1,298 | 52.7% | #17 |
| Code | 1,289 | 47.8% | #20 |
| Spreadsheet | 1,278 | 51.2% | #6 |
| Data viz | 1,278 | 51.6% | #24 |
| Game dev | 1,264 | 43.4% | #29 |
| SVG | 1,241 | 51.5% | #16 |
| ASCII art | 1,220 | 50.8% | #19 |
Rankings
Position on each OneAtlas leaderboard
Providers · 39
68 listings
DeepSeek
NanoGPT
LLM Gateway
Vercel AI Gateway
Kilo Gateway
Eden AI
DevPass (LLM Gateway)
Merge GatewayRequesty
Ofox
Venice AICortecs
Novita AI
Hugging Face
DigitalOcean
Deep Infra
Prime Inference
EmpirioLabs AI
NEAR AI Cloud
Thinking Machines
Fireworks AI
Cloudflare Workers AI
Alibaba Token PlanAlibaba Token Plan (China)
Nebius Token Factory
Neuralwatt
Ollama Cloud
Charm Hyper
Chutes
Baseten
MeliousSynthetic
AMD
Arcee
Morph
engy
Umans AI Coding Plan
Umans AI
Munito AI| Provider | Model ID | Context | Input limit | Output | Input $ | Output $ | Reasoning $ | Cache read | Cache write | Audio in | Audio out | Reasoning | Tools | Structured | Temp. | Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alibaba Token Plan | deepseek-v4.1-flash-1017 | 1M | — | 384K | Free | Free | — | Free | Free | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| Alibaba Token Plan (China) | deepseek-v4.1-flash-1017 | 1M | — | 384K | Free | Free | — | Free | Free | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| AMD | DeepSeek-V4.1-Flash | 1.05M | — | 384K | Free | Free | — | Free | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Arcee | deepseek/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Baseten | deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 262K | $0.30 | $1.20 | — | $0.007 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Baseten | deepseek-ai/DeepSeek-V4.1-Flash-1017-Fast | 1.05M | — | 262K | $0.60 | $2.40 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Charm Hyper | deepseek-v4.1-flash-1017 | 1M | — | 262K | $0.33 | $1.31 | — | $0.03 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Chutes | deepseek-ai/DeepSeek-V4.1-Flash-1017 | — | — | — | — | — | — | — | — | — | — | No | No | Unknown | Yes | Oct 26, 2026 |
| Cloudflare Workers AI | @cf/deepseek-ai/deepseek-v4.1-flash-1017 | 1.05M | — | 1.05M | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Cortecs | deepseek-v4.1-flash-1017 | 1.05M | — | 1.05M | $0.20 | $0.61 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Deep Infra | deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.20 | $0.60 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| DeepSeek | deepseek-v4-flash-vision-exp | 1.05M | — | 393K | $0.15 | $0.60 | $0.60 | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| DeepSeek | deepseek-v4-flash | 1.05M | — | 393K | $0.15 | $0.60 | $0.60 | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| DeepSeek | deepseek-flash | 1.05M | — | 393K | $0.15 | $0.60 | $0.60 | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| DevPass (LLM Gateway) | deepseek-v4.1-flash-1017 | 1.06M | — | 1.05M | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| DigitalOcean | deepseek-v4.1-flash-1017 | 1.05M | — | 1.05M | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Unknown | Yes | Oct 17, 2026 |
| Eden AI | qwen/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.15 | $0.60 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | cloudflare/@cf/deepseek-ai/deepseek-v4.1-flash-1017 | 1.05M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | flexai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.15 | $0.60 | — | $0.02 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | tencent/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | tensorx/deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 384K | $0.50 | $1.50 | — | $0.13 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| Eden AI | deepinfra/deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.20 | $0.60 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | nebius/deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.30 | $1.20 | — | $0.30 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| Eden AI | together_ai/deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Eden AI | sference/deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.50 | $1.50 | — | $0.05 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| EmpirioLabs AI | deepseek-v4-1-flash-1017 | 1M | — | 393K | $0.30 | $1.20 | — | $0.30 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| engy | deepseek-v4.1-flash-1017 | 1.05M | 983K | 66K | $0.03 | $0.12 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Fireworks AI | accounts/fireworks/models/deepseek-v4p1-flash-1017 | 1M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Fireworks AI | accounts/fireworks/routers/deepseek-v4p1-flash-1017-spot | 1M | — | 384K | $0.21 | $0.84 | — | $0.0042 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Fireworks AI | accounts/fireworks/routers/deepseek-flash-latest | 1M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Hugging Face | deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 384K | $0.30 | $1.20 | — | — | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Kilo Gateway | deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Kilo Gateway | ~deepseek/deepseek-flash-latest | 1.05M | — | 944K | $0.02 | $1.00 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Sep 14, 2026 |
| LLM Gateway | deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| LLM Gateway | alibaba/deepseek-v4.1-flash-1017 | 1M | — | 393K | $0.30 | $1.20 | — | $0.03 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| LLM Gateway | reka-ai/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | together-ai/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | sciforium/deepseek-v4.1-flash-1017 | 1.06M | — | 384K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | runware/deepseek-v4.1-flash-1017 | 1.05M | — | 1.05M | $0.15 | $0.60 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | inference.net/deepseek-v4.1-flash-1017 | 262K | — | 131K | $0.30 | $1.00 | — | $0.007 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | entrim/deepseek-v4.1-flash-1017 | 1.05M | — | 384K | $0.20 | $0.80 | — | $0.005 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | deepinfra/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.20 | $0.60 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| LLM Gateway | novita/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| Melious | deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.34 | $1.35 | — | $0.03 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Merge Gateway | deepseek/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Morph | morph-dsv41flash-1017 | 1.05M | — | 1.05M | $0.12 | $0.80 | — | $0.008 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Munito AI | deepseek-ai/deepseek-v4.1-flash-1017 | 1.05M | — | 944K | $0.27 | $1.00 | — | $0.0054 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| NanoGPT | deepseek/deepseek-v4.1-flash-1017 | 1.05M | 1.05M | 393K | $0.10 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| NanoGPT | deepseek/deepseek-v4.1-flash-1017:thinking | 1.05M | 1.05M | 393K | $0.10 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| NEAR AI Cloud | deepseek/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Nebius Token Factory | deepseek-ai/DeepSeek-V4.1-Flash-1017 | 1.05M | — | 1.05M | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Neuralwatt | deepseek-v4.1-flash-flex | 1.05M | — | 393K | $0.10 | $0.39 | — | $0.0097 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Neuralwatt | deepseek-v4.1-flash | 1.05M | — | 393K | $0.15 | $0.60 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Novita AI | deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Ofox | deepseek/deepseek-v4.1-flash-1017 | 1M | — | 384K | $0.30 | $1.20 | — | $0.006 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Ollama Cloud | deepseek-v4.1-flash:1017 | 1.05M | — | 384K | $0.15 | $0.60 | — | $0.003 | — | — | — | Yes | Yes | No | Yes | Oct 17, 2026 |
| Prime Inference | deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 131K | $0.30 | $1.20 | — | $0.006 | $0.30 | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Requesty | deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.50 | $1.50 | — | $0.05 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Requesty | deepseek-v4.1-flash-1017@eu | 1.05M | — | 393K | $0.50 | $1.50 | — | $0.05 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Synthetic | hf:deepseek-ai/DeepSeek-V4.1-Flash-1017 | 524K | — | 66K | $0.60 | $1.20 | — | $0.03 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Thinking Machines | deepseek-ai/DeepSeek-V4.1-Flash-1017:peft:262144 | 262K | — | 262K | $0.60 | $3.60 | — | $0.12 | — | — | — | Yes | Yes | Unknown | Yes | Oct 17, 2026 |
| Umans AI | umans-deepseek-v4.1-flash-1017 | 1.05M | — | 393K | $0.15 | $0.60 | — | $0.03 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Umans AI | umans-deepseek-v4.1-flash | 1.05M | — | 393K | $0.15 | $0.60 | — | $0.03 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Umans AI Coding Plan | umans-deepseek-v4.1-flash-1017 | 1.05M | — | 393K | Free | Free | — | Free | Free | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Umans AI Coding Plan | umans-deepseek-v4.1-flash | 1.05M | — | 393K | Free | Free | — | Free | Free | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Venice AI | deepseek-v4-1-flash-1017 | 1M | — | 131K | $0.30 | $1.20 | — | $0.0075 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Vercel AI Gateway | deepseek/deepseek-v4.1-flash-1017 | 1.05M | — | 1.05M | $0.07 | $0.30 | — | $0.0015 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |
| Vercel AI Gateway | deepseek/deepseek-v4.1-flash-1017-fast | 1.05M | — | 262K | $0.60 | $2.40 | — | $0.01 | — | — | — | Yes | Yes | Yes | Yes | Oct 17, 2026 |