← All Models

DeepSeek R1 vs DeepSeek V4

Both models are evenly matched

Arena ELO

DeepSeek R1

Cheaper

DeepSeek V4

Faster

DeepSeek R1

Detailed Comparison

CategoryDeepSeek R1DeepSeek V4
ProviderDeepSeek DeepSeek
Context Window128K 128K
Input Price ($/1M)$0.55 $0.435 WIN
Output Price ($/1M)$2.19 $0.87 WIN
Arena ELO1310 WINN/A
Codingunknown N/A
Reasoning#1 Math & Coding Arena N/A
Speed (tokens/sec)~45 t/s WINN/A
Open SourceYes Yes

Frequently Asked Questions

Which is cheaper, DeepSeek R1 or DeepSeek V4?

DeepSeek V4 is approximately 52% cheaper than DeepSeek R1 per million tokens.

Which is better for coding, DeepSeek R1 or DeepSeek V4?

DeepSeek R1 scores unknown on coding benchmarks, while DeepSeek V4 scores N/A.

Which has a larger context window?

DeepSeek R1 supports 128K context, while DeepSeek V4 supports 128K.

Is DeepSeek R1 or DeepSeek V4 open source?

DeepSeek R1 is open source. DeepSeek V4 is open source.