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DeepSeek releases experimental multimodal model V4-Flash-Vision-Exp on its API

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DeepSeek has made its experimental multimodal model DeepSeek-V4-Flash-Vision-Exp available on the DeepSeek API Platform. The company says it matches DeepSeek-V4-Flash on text tasks, including agents, reasoning, and world knowledge.

On multimodal agent benchmarks it improves substantially over V4-Flash and approaches Opus-4.8, and DeepSeek Harness 0.1.1 was released the same day with support for the new model.

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DeepSeek
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DeepSeek-V4-Flash-Vision-Exp is now live on the DeepSeek API Platform! 🚀

🔹 This experimental multimodal model matches DeepSeek-V4-Flash on text capabilities—including agents, reasoning, and world knowledge.
🔹 On multimodal agent benchmarks, V4-Flash-Vision-Exp makes a major leap over V4-Flash, bringing multimodal agent performance close to Opus-4.8.

Try it with model='deepseek-v4-flash-vision-exp'. DeepSeek Harness 0.1.1 was released today with out-of-the-box support for the new model.

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Source: DeepSeek · x.comPublished · added here

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DeepSeekAI agentsMultimodal AIChina AIModel releasesEvals & benchmarks