DeepSeek · DeepSeek
DeepSeek V4 Pro
CurrentDefaultCurrent flagship; 1.6T total / 49B active MoE, 384K max output, optional thinking mode that subsumes R1; 80.6% SWE-bench Verified; MIT license; $0.435/$0.87 per 1M.
About this version
DeepSeek V4 Pro is the current flagship model in the DeepSeek family, released in April 2026 with a knowledge cutoff of January 2026. It comprises roughly 1.6 trillion parameters overall and uses a mixture‑of‑experts architecture with about 49 billion active experts, supports a context window of up to one million tokens and can generate outputs as long as 384 k tokens; it also introduces an optional “thinking mode” that subsumes the earlier R1 capability. The model is distributed under an MIT license and is priced at $0.435 for input and $0.87 per million output tokens.
- API string
- deepseek-v4-pro
- Context window
- 1M ctx
- Knowledge cutoff
- Jan 1, 2026
- Tier
- Flagship
- Released
- Apr 1, 2026
Release & change timeline
2 events- Price change
DeepSeek V4 promotional pricing made permanent
On 2026-05-22 DeepSeek made its 75% promotional discount the permanent list price: V4 Pro $0.435/$0.87, V4 Flash $0.14/$0.28 per 1M.
- Release
DeepSeek V4 Pro released
Flagship; 1.6T/49B MoE, 1M context, thinking mode; launched at promotional 75% pricing.
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