DeepSeek V4.1 Flash: Release Intelligence, Performance & Price
Artificial Analysis Intelligence Index
Per Intelligence Index Task
The DeepSeek V4.1 Flash release offers 2 models, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across the 2 models.
- For intelligence, the top model of DeepSeek V4.1 Flash is DeepSeek V4.1 Flash (Reasoning, Max Effort) at 39.
- For output speed, the fastest model is DeepSeek V4.1 Flash (Non-Reasoning) at 269 t/s.
- For latency, DeepSeek V4.1 Flash (Non-Reasoning) at 1.26s offers the lowest time to first answer token.
- For pricing, DeepSeek V4.1 Flash (Non-Reasoning) at $0.15 offers the lowest cost per task. Prices vary up to 1.8x across models.
| Input modality | Supports: text and image |
|---|---|
| Output modality | Supports: text |
| Context window | 1M ~1500 A4 pages of size 12 Arial font |
| Total parameters | 552B |
| Active parameters | 16B Number of parameters active per token during inference |
| License | MIT |
| Model weights | Hugging Face |
Intelligence
Artificial Analysis Intelligence Index
Intelligence Index vs. Cost per Intelligence Index Task
Cost
Cost per Intelligence Index Task
Speed & Latency
Output Speed
Capability Scores
Capability Indexes
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, AutomationBench-AA, AA-LCR v1.1, GDP.pdf · Higher is better
Incorporates 7 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, Humanity's Last Exam, AA-LCR v1.1, GDP.pdf, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, GDPval-AA v2.1, AA-Briefcase v1.1, MLCR-AA, Humanity's Last Exam, AutomationBench-AA · Higher is better
Incorporates 6 evaluations: AA-Omniscience, Humanity's Last Exam, CritPt, GDPval-AA v2.1, AA-Briefcase v1.1, Terminal-Bench 4.0 · Higher is better
Incorporates 5 evaluations: AA-Omniscience, Humanity's Last Exam, GDPval-AA v2.1, AA-Briefcase v1.1, AA-LCR v1.1 · Higher is better
More from DeepSeek
Further details
Weights | Provider Benchmarks | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash (Reasoning, Max Effort) |  DeepSeek | 39 | 552B 16B active at inference time | 1M | $0.2 | 232 |    +15 | ||
| DeepSeek V4.1 Flash (Non-Reasoning) | DeepSeek | 25 | 552B 16B active at inference time | 1M | $0.2 | 269 | |