DeepSeek releases V4, an open-weight 1.6 trillion parameter model that undercuts all competitors on price

事件摘要

On April 24, 2026, DeepSeek released V4, its most powerful open-weight model family — with V4-Pro at 1.6 trillion total parameters (49B active) and V4-Flash at 284B (13B active), both under the MIT license with a 1-million token context window. Priced at $0.87 per million output tokens, V4 undercut GPT-5.5, Claude Opus 4.7, and Gemini 3.1 Pro by 5-10x. The release demonstrated that the open-weight ecosystem had permanently reshaped AI economics.

影响评估

• Economic Disruption +2 · Medium-term

  Priced at $0.87/M output tokens — 5-10x cheaper than GPT-5.5, Claude, and Gemini. Accelerated the commoditization of frontier AI. Put sustained downward pressure on AI model pricing across the industry.

  Affected Groups: AI developers, startups, enterprises, AI companies

• Access Democratization +1 · Medium-term

  MIT-licensed 1.6T open-weight model made frontier-level AI accessible to anyone who could host it. Continued the DeepSeek lineage of making advanced AI available at dramatically reduced costs.

  Affected Groups: developers, researchers, global south

共识度与来源

• 1
  DeepSeek V4: 1.6T MoE, 1M Context — Morph LLM

  URL: https://www.morphllm.com/deepseek-v4

  DeepSeek V4 is an open-weight mixture-of-experts model family released April 24, 2026 under the MIT license.

  Reference Evidence Citation logged Live source
• 2
  DeepSeek-V4-Pro — Hugging Face

  URL: https://huggingface.co/deepseek-ai/DeepSeek-V4-Pro

  DeepSeek-V4-Pro on Hugging Face.

  Reference Evidence Citation logged Live source
• 3
  DeepSeek V4 Preview Release — DeepSeek API Docs

  URL: https://api-docs.deepseek.com/news/news260424

  DeepSeek V4 Preview Release announcement.

  Reference Evidence Citation logged Live source