DeepSeek · open weights
DeepSeek V4-Pro
DeepSeek's V4-Pro-0813 release has separate open-weight and hosted API surfaces. The official API lists peak/off-peak billing; do not transfer API terms to the weights.
- Organisation
- DeepSeek
- Weights published
- Licence
- MIT
- Size
- 1.6T total / 49B active (MoE)
- Modalities
- text
- Comparison catalog
- DeepSeek V4 Pro profile
Practical fit
An evaluation candidate when testing V4-Pro against V4.1-Flash on harder reasoning or coding. DeepSeek's V4.1 comparison is vendor-reported, not a matched independent ranking. Pin the 2026-08-13 V4-Pro-0813 checkpoint when comparing it with the April preview.
Deployment note
The model card reports a 1.6T/49B-active MoE. Hosted API id is `deepseek-v4-pro`; the live price page separately lists peak $1.32/$3.96 and off-peak $0.66/$1.98 per million input/output tokens.
Where to go next
Other open-weight releases
DeepSeek · July 31, 2026
DeepSeek V4-Flash-0731
Unverified in available first-party evidence · Unverified in available first-party evidence
DeepSeek · Publication date not verified
DeepSeek V4.1-Flash
MIT · 552B MoE backbone + 196B Engram conditional memory; 8B active prefill / 16B decode
Xiaomi · September 22, 2026
Xiaomi MiMo-V2.6-Pro
MIT · 1.02T total / 42B active MoE