DeepSeek Legacy APIs Retired – Transition to V4 Required
Estimated reading time: 5 minutes A Major Shift in AI – DeepSeek’s Migration to V4 Models DeepSeek officially retired legacy API models on July 24, 2026. Developers must transition to the new DeepSeek V4 models to maintain functionality. The retirement notice includes a hard cutoff with immediate effect on July 24, 2026. V4 models deliver…