DeepSeek launched DeepSeek-V4-Flash-Vision-Exp on its API: an experimental multimodal model that matches V4-Flash on text, agents, and reasoning, while jumping close to Claude Opus 4.8 on multimodal agent benchmarks. A free Files API and DeepSeek Harness 0.1.1 landed the same day, with images billed at up to 384 tokens each.

Key Takeaways

  • ✓Available now as model='deepseek-v4-flash-vision-exp' across Chat Completions, Messages, and Responses
  • ✓Multimodal agent scores leap toward Opus 4.8 while keeping V4-Flash-level text and tool use
  • ✓Free Files API lets teams upload an image once and reuse it by file_id across requests
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Key Decision Metrics at a Glance

TL;DR Verdict
🏆 Benchmark RankRank
Multimodal agent scores leap toward Opus 4.8 while keeping V4-Flash-level text and tool use
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💰 Cost & PlansCompare
in: $0.14 / out: $0.28
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🛠️ Ecosystem & IDERules
AI · LLM · Multimodal
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Up NextDeepSeek Ships V4-Flash-Vision-Exp: Multimodal Agents Near Claude Opus 4.8
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