DeepSeek V4.1 Flash vs Mistral Small 4: Release Comparison
Comparison of the DeepSeek V4.1 Flash and Mistral Small 4 releases: 2 and 2 models respectively, each with different intelligence, performance, and pricing characteristics. Below is a comparison of the key metrics across all 4 models.
- For intelligence, DeepSeek V4.1 Flash scores highest: DeepSeek V4.1 Flash (Reasoning, Max Effort) at 39, against Mistral Small 4 (Reasoning) at 11 for Mistral Small 4.
- For output speed, DeepSeek V4.1 Flash is fastest: DeepSeek V4.1 Flash (Non-Reasoning) at 243 t/s, against Mistral Small 4 (Reasoning) at 168 t/s for Mistral Small 4.
- For cost per task, Mistral Small 4 is cheapest: Mistral Small 4 (Reasoning) at $0.02, against DeepSeek V4.1 Flash (Non-Reasoning) at $0.15 for DeepSeek V4.1 Flash.
Intelligence
Artificial Analysis Intelligence Index
Intelligence Index vs. Cost per Intelligence Index Task
Cost per Task (USD, Log Scale)
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
Further details
Input modality | Output modality | Weights | Provider Benchmarks | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DeepSeek V4.1 Flash (Reasoning, Max Effort) |  DeepSeek | 39 | 45 | 52 | 41 | 41 | 39 | 44 | $0.27 | $0.2 | $0.30 | $1.20 | $0.006 | $477 | 89k | 63k | 253M | 232 | 0.97s | 9.58s | 11.73s | 282.36s | 552B 16B active at inference time | 1M | Sep 2026 | - | Yes | Supports: text and image | Supports: text |    +15 | |||
| DeepSeek V4.1 Flash (Non-Reasoning) | DeepSeek | 25 | 30 | 36 | 30 | - | 25 | 32 | $0.15 | $0.2 | $0.30 | $1.20 | $0.006 | $156 | 34k | 0 | 45M | 243 | 1.16s | 1.16s | 3.22s | 136.49s | 552B 16B active at inference time | 1M | Sep 2026 | - | No | Supports: text and image | Supports: text | | |||
| Mistral Small 4 (Reasoning) |  Mistral | 11 | 10 | 7 | 13 | - | 16 | 18 | $0.02 | $0.1 | $0.15 | $0.60 | $0.015 | $42 | 14k | 9k | 54M | 168 | 0.75s | 12.63s | 15.61s | 96.72s | 119B 6.5B active at inference time | 256k | Mar 2026 | - | Yes | Supports: text and image | Supports: text | | |||
| Mistral Small 4 (Non-reasoning) | Mistral | 9 | - | - | - | - | - | - | - | $0.1 | $0.15 | $0.60 | $0.015 | - | - | - | - | 148 | 0.76s | 0.76s | 4.15s | - | 119B 6.5B active at inference time | 256k | Mar 2026 | - | No | Supports: text and image | Supports: text | | |||