← All Models

Claude Haiku 4.5 vs DeepSeek R1

DeepSeek R1 leads in 3 of 8 categories

Arena ELO

DeepSeek R1

Cheaper

DeepSeek R1

Faster

Claude Haiku 4.5

Detailed Comparison

CategoryClaude Haiku 4.5DeepSeek R1
ProviderAnthropic DeepSeek
Context Window200K WIN128K
Input Price ($/1M)$0.8 $0.55 WIN
Output Price ($/1M)$4 $2.19 WIN
Arena ELO1290 1310 WIN
Codingunknown unknown
Reasoningunknown #1 Math & Coding Arena
Speed (tokens/sec)~120 t/s WIN~45 t/s
Open SourceNo Yes

Frequently Asked Questions

Which is cheaper, Claude Haiku 4.5 or DeepSeek R1?

DeepSeek R1 is approximately 43% cheaper than Claude Haiku 4.5 per million tokens.

Which is better for coding, Claude Haiku 4.5 or DeepSeek R1?

Claude Haiku 4.5 scores unknown on coding benchmarks, while DeepSeek R1 scores unknown.

Which has a larger context window?

Claude Haiku 4.5 supports 200K context, while DeepSeek R1 supports 128K.

Is Claude Haiku 4.5 or DeepSeek R1 open source?

Claude Haiku 4.5 is proprietary. DeepSeek R1 is open source.

Which ranks higher on the Chatbot Arena leaderboard?

DeepSeek R1 ranks higher with ELO 1310 vs 1290.