DeepSeek V4 ProOpen
DeepSeek · released Apr 23, 2026
DeepSeek’s strongest open model with native reasoning modes.
46.0
Podium Score
#322 of 673
1458
Arena Elo
49 on Arena
66 t/s
Output Speed
$0.87/M
Output Price
$0.43/M in
1.0M
Context Window
Scores by Source
Category Scores
💰 Value99.8
📜 Long Context99.2
📐 Math66.5
🧠 Reasoning54.5
intelligence53.2
🤖 Agentic49.7
💻 Coding30.7
⚡ Speed8.8
📚 Knowledge0.8
Benchmark Results
LiveCodeBench93.5%
τ²-Bench Retail91.2%
GPQA Diamond90.1%
MMLU-Pro87.5%
Browsecomp83.4%
SWE-Bench Verified80.6%
MCP Atlas73.6%
SimpleQA57.9%
SWE-Bench Pro55.4%
Toolathlon51.8%
Humanity’s Last Exam48.2%
Ifbench45.8%
SciCode42.4%
Terminal-Bench Hard36.4%
Model Details
| Release date | Apr 23, 2026 |
|---|---|
| Parameters | Not disclosed |
| License | Open Weights |
| Context Window | 1,000,000 tokens |
| Input Price | $0.43/M |
| Output Price | $0.87/M |
| Output Speed | 66 t/s |
| Time to First Token | 2 ms |