On Friday, Chinese AI firm DeepSeek released a preview of V4, its long-awaited new flagship model. Notably, the model can process much longer prompts than its last generation, thanks to a new design that helps it handle large amounts of text more efficiently.

The Chinese lab that shook Wall Street just dropped its biggest, most efficient model yet, hours after OpenAI launched GPT-5.5.

Read our full test of Deepseek v4 Pro and Flash to see how their real-world performance compares to their impressive benchmark claims and low pricing.

DeepSeek V4 Preview costs about 85 percent less than GPT-5.5.

SINGAPORE, SINGAPORE, SINGAPORE, April 26, 2026 /EINPresswire.com/ -- April 2026 was the most intense month in the

DeepSeek released its new model just days after Moonshot AI, another Chinese start-up, introduced its latest open-source model, Kimi 2.6. While these systems trail the coding capabilities of the leading U.S. models from Anthropic and OpenAI, the gap is narrowing.

A year after rattling Silicon Valley with its technology, China’s DeepSeek rolled out preview versions of a new flagship artificial intelligence model, calling it the most powerful open-source platform in a challenge to rivals from OpenAI to Anthropic PBC.