DeepSeek has extended the promotional discount for its V4-Pro API until May 31, 2026. The V4-Pro model, featuring 1.6 trillion parameters and supporting a 1 million token context window, is optimized for Huawei Ascend AI processors and offers open-source access. While benchmarks show it slightly trails top-tier closed models like GPT-5.5, it excels in agent programming and reasoning tasks compared to other open models. AI
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IMPACT Offers a competitive open-source alternative to frontier models, particularly for long-context tasks and Russian language generation.
RANK_REASON Release of a new open-source model with detailed benchmarks and technical specifications.