Claude Haiku 4.5 vs DeepSeek V4-Pro

Claude Haiku 4.5 leads in 5 of 8 categories

Arena ELO

Claude Haiku 4.5

Cheaper

Claude Haiku 4.5

Faster

Claude Haiku 4.5

Detailed Comparison

Category	Claude Haiku 4.5	DeepSeek V4-Pro
Provider	Anthropic	DeepSeek
Context Window	200K WIN	128K
Input Price ($/1M)	$0.8 WIN	N/A
Output Price ($/1M)	$4 WIN	N/A
Arena ELO	1290 WIN	N/A
Coding	unknown	N/A
Reasoning	unknown	N/A
Speed (tokens/sec)	~120 t/s WIN	N/A
Open Source	No	No

Frequently Asked Questions

Which is better for coding, Claude Haiku 4.5 or DeepSeek V4-Pro?

Claude Haiku 4.5 scores unknown on coding benchmarks, while DeepSeek V4-Pro scores N/A.

Which has a larger context window?

Claude Haiku 4.5 supports 200K context, while DeepSeek V4-Pro supports 128K.

Is Claude Haiku 4.5 or DeepSeek V4-Pro open source?

Claude Haiku 4.5 is proprietary. DeepSeek V4-Pro is proprietary.

Related Articles

Anthropic extends Claude Fable access after GPT-5.6

Claude's J-space is not consciousness, but it matters

Claude Code MCP setup that connects real tools

Claude Reflect turns usage into retention

Claude Code’s backdoor scare points to 4 real risks

Anthropic’s Claude Skills define the new agent toolkit

More Comparisons

Claude Haiku 4.5 vs Claude Opus 4.5 Claude Haiku 4.5 vs Llama 4 Scout Claude Haiku 4.5 vs Claude Sonnet 4.6 Claude Haiku 4.5 vs Qwen 3.6 Claude Haiku 4.5 vs Claude Fable 5 Claude Haiku 4.5 vs Kimi K2.7 Code Claude Haiku 4.5 vs DeepSeek V4 Flash Claude Haiku 4.5 vs GPT-5.6 Luna DeepSeek V4-Pro vs Claude Opus 4.5 DeepSeek V4-Pro vs Llama 4 Scout DeepSeek V4-Pro vs Claude Sonnet 4.6 DeepSeek V4-Pro vs Qwen 3.6 DeepSeek V4-Pro vs Claude Fable 5 DeepSeek V4-Pro vs Kimi K2.7 Code DeepSeek V4-Pro vs DeepSeek V4 Flash DeepSeek V4-Pro vs GPT-5.6 Luna