By zipflow.xyz
This is an independent technical analysis of DeepSeek's public research and documentation. It is not an official DeepSeek statement, and it does not claim that the current Vision-Exp API is available through our upstream channel.
When DeepSeek released deepseek-v4-flash-vision-exp, the obvious story was that a text-focused model had finally gained native image input. The more useful story is longer: DeepSeek had already spent years exploring visual data, vision-language alignment, OCR, charts, documents, and unified visual understanding and generation.
This article reconstructs that public research lineage and separates three things that are often mixed together:
What DeepSeek's papers actually disclose
