# DeepSeek V4 Flash

DeepSeek V4 Flash is a model from DeepSeek, first recorded on 8 Sep 2026; its release date is not established. The context window is 1,000,000 tokens. The maximum output is 384,000 tokens. Pricing is $0.09 per million input tokens and $0.18 per million output tokens.

- Developer: DeepSeek
- Id: deepseek/deepseek-v4-flash
- Sighting: 2026-09-08T15:05:33.471Z
  - [evidence link](https://openrouter.ai/deepseek/deepseek-v4-flash)
- Status: API availability
- Canonical: https://alexgetman.com/models/deepseek/deepseek-v4-flash/

## Questions

### What is the context window of DeepSeek V4 Flash?

The context window is 1,000,000 tokens. The maximum output is 384,000 tokens.

### How much does DeepSeek V4 Flash cost?

Pricing is $0.09 per million input tokens and $0.18 per million output tokens. Cached input is $0.018 per million.

### When was DeepSeek V4 Flash released?

Its release date is not established. Signal Forge first recorded it on 8 Sep 2026.

## Evidence links

- [Arena · leaderboards](https://api-docs.deepseek.com/news/news260424)
- [deepseek-pricing](https://api-docs.deepseek.com/quick_start/pricing/?article_id=article_1779470751466_8)
- [Hugging Face · inference providers](https://huggingface.co/deepseek-ai/DeepSeek-V4-Flash)
- [models.dev · catalogue](https://models.dev/#DeepSeek-V4-Flash)
- [models.dev · catalogue](https://models.dev/#deepseek-4-flash)
- [models.dev · catalogue](https://models.dev/#deepseek-chat)
- [models.dev · catalogue](https://models.dev/#deepseek-v4-flash)
- [models.dev · catalogue](https://models.dev/#deepseek-v4-flash-free)
- [models.dev · catalogue](https://models.dev/#deepseek-v4-flash:free)
- [models.dev · catalogue](https://models.dev/#umans-deepseek-v4-flash-0731)
- [OpenCode · discovery](https://opencode.ai/data/deepseek/deepseek-v4-flash)
- [OpenRouter](https://openrouter.ai/api/v1/models)
- [openrouter](https://openrouter.ai/deepseek/deepseek-v4-flash)
- [Vercel AI Gateway](https://vercel.com/ai-gateway)

## Signals

- [DeepSeek V4 Flash 0423](https://alexgetman.com/signals/2026/09/17/deepseek-v4-flash-0423/)
- [DeepSeek: DeepSeek V4 Flash 0423](https://alexgetman.com/signals/2026/09/13/deepseek-deepseek-v4-flash-0423/)
- [Story · DeepSeek: DeepSeek V4 Flash 0423](https://alexgetman.com/signals/2026/09/13/story-deepseek-deepseek-v4-flash-0423/)
- [DeepSeek V4 Flash spotted on OpenRouter](https://alexgetman.com/signals/2026/09/08/deepseek-v4-flash-0731-max/)