Deepseek V4 Flash vs DeepSeek R1. Price, context, routing

Source page: https://www.o10.io/compare-models/deepseek-deepseek-v4-flash-vs-deepseek-r1

Plain-text reference for reading, copying, and citation. Examples are illustrative; use your own credentials for API requests.

Model data: https://www.o10.io/api/models.json
Content index: https://www.o10.io/llms.txt
Prices are dated references, not live quotes. Check the current endpoint rate before use.

# Deepseek V4 Flash vs DeepSeek R1. Price, context, routing

Deepseek V4 Flash is cheaper at $0.14/M input vs $1.35/M input for DeepSeek R1. Compare context, hosts, and o10 routing bands.

## Key takeaways

### Which is cheaper, Deepseek V4 Flash or DeepSeek R1?

Deepseek V4 Flash lists at $0.14/M input; DeepSeek R1 lists at $1.35/M input. Price spread matters at billion-token scale.

*Gateway catalog snapshot.*

### How do Deepseek V4 Flash and DeepSeek R1 context windows compare?

Deepseek V4 Flash: 1,000,000 tokens. DeepSeek R1: 128,000 tokens.

### When should you pick Deepseek V4 Flash over DeepSeek R1?

Pick Deepseek V4 Flash (band C0) when evals need that class. Pick DeepSeek R1 (band C4) when it clears the same floor cheaper.

## Methodology

o10 gateway + fulfillment catalog snapshot.

## FAQ

### Which is cheaper, Deepseek V4 Flash or DeepSeek R1?

Deepseek V4 Flash at $0.14/M input vs $1.35/M for DeepSeek R1.

### Can you run both on the same hosts?

Deepseek V4 Flash: OpenRouter. DeepSeek R1: DeepSeek.

## Related links

- [Deepseek V4 Flash](https://www.o10.io/models/deepseek-deepseek-v4-flash)
- [DeepSeek R1](https://www.o10.io/models/deepseek-r1)
- [All comparisons](https://www.o10.io/compare-models)
- [Model catalog](https://www.o10.io/models)

## Source URL

https://www.o10.io/compare-models/deepseek-deepseek-v4-flash-vs-deepseek-r1