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DeepSeek

Available in Shortly AI

DeepSeek V4 Pro

Released April 23, 2026

ReasoningTool Use

DeepSeek-V4 series incorporate several key upgrades in architecture and optimization: (1) a hybrid attention architecture that combines Compressed Sparse Attention (CSA) and Heavily Compressed Attention (HCA) to improve long-context efficiency; (2) ManifoldConstrained Hyper-Connections (mHC) that enhance conventional residual connections; (3) and the Muon optimizer for faster convergence and greater training stability

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Context window
1M tokens
Maximum output
384K tokens
Input pricing
$0.66/M
Output pricing
$1.98/M

Independent benchmark

LiveBench performance

71.6overall

Benchmark data from LiveBench, release 2026-06-25. Scores are pinned and are not fetched on page load.

DeepSeek V4 Pro LiveBench category scores
CategoryScore
Reasoning82.692
Coding69.994
Agentic Coding42.626
Mathematics90.676
Data Analysis74.538
Language78.130
Instruction Following62.350

Benchmarks measure selected evaluation tasks and do not guarantee performance for every prompt or workflow.

FAQ

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