Multimodal agent performance hits Opus 4.8 levels at V4-Flash pricing — text + vision combo now viable
DeepSeek Launches V4-Flash-Vision-Exp: Multimodal API Now Available
Original: DeepSeek-V4-Flash-Vision-Exp Release: Multimodal API Now Live | DeepSeek API Docs
Importance: 新しいマルチモーダルモデルの一般向けリリースで、APIユーザーに対する選択肢拡大と機能強化をもたらすが、既存運用への即座の破壊的影響はない
Summary
DeepSeek releases DeepSeek-V4-Flash-Vision-Exp, an experimental multimodal model now live on its API platform. It matches V4-Flash on text tasks but makes major strides on multimodal agent benchmarks, approaching Opus 4.8 performance. Images are tokenized at up to 384 tokens each using V4-Flash pricing. Supports mixed text+image input via base64, external URLs, or Files API; images can be uploaded once and reused via file_id. Works seamlessly with agent frameworks for broader practical workflows.
Key Points
- DeepSeek-V4-Flash-Vision-Exp now GA on API
- Multimodal agent performance approaches Opus 4.8
- Images tokenized (up to 384 tokens each)
- Files API enables image reuse, bandwidth savings
- Compatible with major agent frameworks
View developer notes (APIs, breaking changes, migration)
Model identifier: deepseek-v4-flash-vision-exp. Supports Chat Completions, Messages & Responses APIs. Images tokenized at up to 384 tokens each at V4-Flash pricing. Files API integration: upload once, reference by file_id across requests (saves bandwidth, enables reuse). Image input via base64, external URLs, or Files API. DeepSeek Harness 0.1.1 released with native support. Set model='deepseek-v4-flash-vision-exp'. Visual understanding combined with tool integrations unlocks broader agent framework workflows.
Source: https://api-docs.deepseek.com/news/news260821
Outlet: DeepSeek Release Notes
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