DeepSeek
DeepSeek V4.1 Flash (Non-reasoning)Open
DeepSeek V4.1 Flash with chain-of-thought disabled for fastest, cheapest output.
Intelligence
50.0 #369
Top 50% tier
Output Speed
240 t/s
TTFT 900 ms · ITL 4.2 ms/tok
Blended price (3:1)
$0.5 /1M
In $0.3/M · Out $1.2/M
Context
1.0M
≈ 2,500 A4 pages · max out 32,768
Quality Domain Radar
6-Axis Frontier Evaluation vs Category Average & Flagship
DeepSeek V4.1 Flash (Non-reasoning)
Claude Mythos Preview (#1)
Average (68)
Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.
API deployment
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Throughput, TTFT and cache pricing across Groq, Cerebras, Together, DeepInfra, Fireworks, Bedrock and Azure.
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Category Scores
Benchmark Results
Model Details
Release date
Sep 10, 2026
Parameters
552B (16B active)
License
Open Weights
Context Window
1,000,000 tokens
Input Price
$0.3/M
Output Price
$1.2/M
Output Speed
240 t/s
Time to First Token
900 ms
Estimated monthly bill
Estimated monthly spend
$0.00
Calculating savings vs GPT-4o...
Cite & embed
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@misc{llmpodium2026deepseekv41flashnonreasoning,
title = {Benchmark Analysis and Intelligence Evaluation of DeepSeek V4.1 Flash (Non-reasoning)},
author = {LLMPodium Research},
year = {2026},
url = {https://llmpodium.com/models/deepseek-v4-1-flash-non-reasoning}
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