{"slug": "deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model", "title": "DeepSeek begins limited-time beta of V4.1 Flash multimodal model", "summary": "DeepSeek has begun a limited-time beta of V4.1 Flash, an interim multimodal model with a new architecture that offers stronger performance and faster generation at a lower cost, though it is not a formal release. Developers can access it via DeepSeek's API by selecting `deepseek-v4.1-flash-expires-on-0910`, with beta pricing matching V4 Flash, up to 20 concurrent requests per account, and the model scheduled to go offline on Sept. 10.", "body_md": "DeepSeek has begun a limited-time beta of V4.1 Flash, an interim model that uses a new architecture and natively supports multimodal capabilities. DeepSeek said the model offers stronger performance and faster generation at a lower cost, but has not presented it as a formal release.\n\nDevelopers can access the model through DeepSeek’s existing API by selecting `deepseek-v4.1-flash-expires-on-0910`. Beta pricing is the same as for V4 Flash, each account supports up to 20 concurrent requests, and the model is scheduled to go offline on Sept. 10. [[APPSO](https://mp.weixin.qq.com/s/bCsz6hw8q_IgKsE5KfdXcA), in Chinese]", "url": "https://wpnews.pro/news/deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model", "canonical_source": "https://technode.com/2026/09/09/deepseek-v4-1-flash-multimodal-limited-beta/", "published_at": "2026-09-09 05:33:06+00:00", "updated_at": "2026-09-09 06:00:35.829104+00:00", "lang": "en", "topics": ["artificial-intelligence", "large-language-models", "generative-ai", "ai-products"], "entities": ["DeepSeek", "V4.1 Flash"], "alternates": {"html": "https://wpnews.pro/news/deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model", "markdown": "https://wpnews.pro/news/deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model.md", "text": "https://wpnews.pro/news/deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model.txt", "jsonld": "https://wpnews.pro/news/deepseek-begins-limited-time-beta-of-v4-1-flash-multimodal-model.jsonld"}}