Claude Haiku 4.5 vs DeepSeek V4 Flash
Claude Haiku 4.5 leads in 3 of 8 categories
Arena ELO
Claude Haiku 4.5
Cheaper
DeepSeek V4 Flash
Faster
Claude Haiku 4.5
Detailed Comparison
| Category | Claude Haiku 4.5 | DeepSeek V4 Flash |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Context Window | 200K WIN | 128K |
| Input Price ($/1M) | $0.8 | $0.14 WIN |
| Output Price ($/1M) | $4 | $0.28 WIN |
| 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 | Yes |
Frequently Asked Questions
Which is cheaper, Claude Haiku 4.5 or DeepSeek V4 Flash?
DeepSeek V4 Flash is approximately 91% cheaper than Claude Haiku 4.5 per million tokens.
Which is better for coding, Claude Haiku 4.5 or DeepSeek V4 Flash?
Claude Haiku 4.5 scores unknown on coding benchmarks, while DeepSeek V4 Flash scores N/A.
Which has a larger context window?
Claude Haiku 4.5 supports 200K context, while DeepSeek V4 Flash supports 128K.
Is Claude Haiku 4.5 or DeepSeek V4 Flash open source?
Claude Haiku 4.5 is proprietary. DeepSeek V4 Flash is open source.
Related Articles
91 Anthropic GitHub repos showcase Claude Code push
Claude Design turns assets into a team design system
Claude vs GPT vs Gemini: Coding Benchmark Leaderboard
Claude Partner Program turns Anthropic into a channel
Anthropic pushes Claude deeper into enterprise data
Three multimodal models now work in Claude Code
More Comparisons
Claude Haiku 4.5 vs Claude Opus 4.5Claude Haiku 4.5 vs Llama 4 ScoutClaude Haiku 4.5 vs Claude Sonnet 4.6Claude Haiku 4.5 vs GLM-5.2Claude Haiku 4.5 vs Qwen 3.6Claude Haiku 4.5 vs GPT-4oClaude Haiku 4.5 vs DeepSeek R1Claude Haiku 4.5 vs Claude Opus 4.6DeepSeek V4 Flash vs Claude Opus 4.5DeepSeek V4 Flash vs Llama 4 ScoutDeepSeek V4 Flash vs Claude Sonnet 4.6DeepSeek V4 Flash vs GLM-5.2DeepSeek V4 Flash vs Qwen 3.6DeepSeek V4 Flash vs GPT-4oDeepSeek V4 Flash vs DeepSeek R1DeepSeek V4 Flash vs Claude Opus 4.6