DeepSeek
DeepSeek V4.1 Flash
deepseek/deepseek-v4.1-flash
Low-cost DeepSeek with image input and a 1M context.
TextText, Images → TextReady on endue
- Low cost
- Long documents
- Images
Overview
Good for
Written by endue
- Low cost
- Long documents
- Images
Not ideal for
From the model’s specs
Nothing in the specs rules out common agent work.
Capabilities
| Tool use | Supported |
|---|---|
| Structured output | Supported |
| JSON mode | Supported |
| Reasoning | Supported |
| Vision | Supported |
| Audio input | Not supported |
| Video input | Not supported |
| File input | Not supported |
| Long context | Supported |
Specifications
- Model ID
deepseek/deepseek-v4.1-flash- Family
- DeepSeek V4
- Context window
- 1M tokens
- Input
- Text, Images
- Output
- Text
- Released
- 2026-09-10