Model releaseCritical global significanceConfirmed confidence
DeepSeek launches V4-Pro and V4-Flash
DeepSeek launches V4-Pro and V4-Flash in its API and begins replacing the older chat and reasoner model names.
What happened
Event details
DeepSeek's changelog says both V4-Pro and V4-Flash support the OpenAI Chat Completions and Anthropic API formats. During the transition, legacy model names map to V4-Flash and are scheduled for retirement after three months.
Assessment
Why it matters
V4 is DeepSeek's next major generation after the V3 family and brings a model and API migration with broader implications for China's AI infrastructure market.
100/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Available through the DeepSeek API; legacy aliases map to V4-Flash during a three-month transition.