DeepSeek V4.1 Flash supports text and image input, reasoning, tool calling, and structured output with a 1M-token context window. This is a rate-limited beta with limited capacity, intended for testing rather than production use.
Added Sep 8, 2026
Model weightsContext Window
1M
Max Output
384K
Input Price (Auto)
$0.081/1M
Output Price (Auto)
$0.31/1M
Cache Read (Auto)
$0.0016/1M
Capabilities
Benchmarks
Benchmarks
Performance metrics and benchmarks
Sourced from Design Arena.
Best Category
3D
Best Elo
1380
Best Rank Percentile
Top 4%
Ranking Distribution
21,062 battles
60%
45%
30%
15%
0%
16.4%
First
40.4%
Second
33.7%
Third
9.5%
Fourth
Category Performance
Models Arena
3D
1380
Elo
59.7%
Win
148.5s
Avg Time
#7
Rank
Game Development
1344
Elo
56.0%
Win
152.9s
Avg Time
#11
Rank
UI Component
1318
Elo
51.4%
Win
107.3s
Avg Time
#15
Rank
Website
1316
Elo
52.2%
Win
127.9s
Avg Time
#11
Rank
ASCII Art
1305
Elo
56.9%
Win
94.5s
Avg Time
#6
Rank
Data Visualization
1298
Elo
52.6%
Win
110.1s
Avg Time
#15
Rank
SVG
1249
Elo
51.0%
Win
72.4s
Avg Time
#20
Rank
Updated Sep 28, 2026, 2:01 PM · Matched as Deepseek V4 1 Flash
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