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Claude Haiku 4 vs DeepSeek R1: Pricing, Benchmarks & Verdict (2026)

Verdict

DeepSeek R1 is significantly cheaper at $0.55/$2.19 per million tokens vs $0.80/$4.00. DeepSeek R1 is stronger for coding with a coding ELO of 1330 vs 1195. Claude Haiku 4 is faster at 130 tokens/sec vs 45 tokens/sec. DeepSeek R1 ranks higher overall with an Arena ELO of 1310 vs 1220. Claude Haiku 4 offers a larger 200K context window vs 128K.

Side-by-Side Comparison

FeatureClaude Haiku 4DeepSeek R1
ProviderAnthropicDeepSeek
Input Price / 1M tokens$0.800$0.550
Output Price / 1M tokens$4.00$2.19
Context Window200K128K
Max Output Tokens8,1928,192
Arena ELO1,2201,310
Coding ELO1,1951,330
TTFT (ms)1501,800
Tokens/sec13045
MultimodalYesNo
JSON ModeYesYes
Function CallingYesNo
VisionYesNo
When to Use Claude Haiku 4

Choose Claude Haiku 4 when you need: very fast response times, 200k context window, affordable for anthropic quality, good instruction following. It excels at chatbots, classification, cost-sensitive, high-volume tasks. Its 200K context window is larger, making it better for long-document processing.

Strengths:

  • Very fast response times
  • 200K context window
  • Affordable for Anthropic quality
  • Good instruction following

Best for:

chatbotsclassificationcost-sensitivehigh-volume
When to Use DeepSeek R1

Choose DeepSeek R1 when you need: excellent reasoning at a fraction of o3's cost, open-source and self-hostable, top-tier math performance, very competitive with proprietary reasoning models. It excels at reasoning, math, coding, science tasks. It is also the more cost-effective option between the two.

Strengths:

  • Excellent reasoning at a fraction of o3's cost
  • Open-source and self-hostable
  • Top-tier math performance
  • Very competitive with proprietary reasoning models

Best for:

reasoningmathcodingscience

Frequently Asked Questions

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