Modelpeers

DeepSeek-V4-Pro changelog

Every change to DeepSeek-V4-Pro that Modelpeers has recorded, newest first, each with the source it came from. The record starts Apr 24, 2026.

All (6)Releases (3)Breaking changes (1)Prices/limits (1)Security (1)

September 2026

DeepSeek-V4-Pro character

V4-Pro and DeepSeek API

2 products from DeepSeek

Default change

DeepSeek keeps V4-Pro running after September 14

DeepSeek had said deepseek-v4-pro requests would move to V4.1-Flash from September 14. It now keeps serving V4-Pro after that date at the same prices: $1.32 input (cache miss) and $3.96 output per 1M tokens at peak.

Before

deepseek-v4-pro routed to V4.1-Flash from September 14

After

deepseek-v4-pro keeps serving DeepSeek-V4-Pro-0813

Who is affected:
Apps calling deepseek-v4-pro.
What to do:
Keep using deepseek-v4-pro if you rely on it.

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