Models / DeepSeek V4-Pro
DeepSeek
DeepSeek V4-Pro
Specs as of
DeepSeek V4-Pro, released 24 Apr 2026: 1.6T total and 49B active parameters, MIT open weights, 1M context, and its confirmed SWE-Bench Verified score.
Specifications
- Lab
- DeepSeek
- Released
- 24 Apr 2026
- Parameters
- 1.6T total, 49B active (MoE)
- Context window
- 1M tokens
- License
- Open-weight (MIT)
- Pricing
- About $3.48 per million output tokens, roughly one-seventh the price of Claude Opus 4.7
The benchmark claim
Coding a hair behind the best Western models; the DeepSeek report’s 80.6% on SWE-Bench Verified was independently confirmed, behind Opus 4.7 at 87.6% but leading on LiveCodeBenchindependent
A figure tagged lab-reported is the lab's own claim. A figure taggedindependent comes from a third-party leaderboard. We never present a vendor's number as neutral fact.
Sources
DeepSeek technical report; Reuters; independent benchmarks
Covered in the daily: read the issue →
Every figure above traces to the named source on this page, and where it comes from our reporting, to the dated issue that carried it. Specs the lab did not disclose read "n/d" rather than carrying an estimate.