TechCrunch Chinese AI lab DeepSeek released two preview versions of its next‑generation large language model, DeepSeek V4 Flash and V4 Pro. Both models use a mixture‑of‑experts architecture and support a 1‑million‑token context window, enabling users to feed entire codebases or long documents into prompts. DeepSeek says V4 Pro, with 1.6 trillion parameters (49 billion active), is the largest open‑weight model on the market, while V4 Flash offers a smaller, more affordable option. The company claims the new models narrow the performance gap with leading closed‑source systems and are priced well below competing frontier models.
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