DeepSeek Harness launches as open source rival to Claude Code, alongside V4-Pro on API with higher prices

For enterprise developers, Harness may ultimately be the more consequential part of Thursday’s announcement. Models can increasingly be swapped behind standardized interfaces.
Unite.AI

DeepSeek Ships V4 Pro as Its Flagship Model Leaves Preview

DeepSeek has released the production version of its flagship model, DeepSeek V4 Pro, ending a preview period that ran nearly four months. The build, designated V4 Pro 0813, appeared on August 12, 2026,
Indiatimes

DeepSeek has an ‘API request’ for its customers: “…please understand!”

DeepSeek, a Chinese AI startup, is temporarily restricting access to its API due to high demand and limited server capacity. They have suspended adding credits to API accounts to prevent service disruptions. Their recent AI chatbot launch, competing with ...
The Next Web

DeepSeek cuts V4-Pro prices by 75% and slashes cache costs across its entire API to a tenth

The promotional discount runs until 5 May 2026. Even at full price, V4-Pro already undercuts GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro on per-token costs. The move is a direct challenge to the pricing strategy of US AI providers at a moment when the ...