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Claude Haiku 4 vs Gemini 2.5 Pro: Pricing, Benchmarks & Verdict (2026)

Verdict

Claude Haiku 4 is significantly cheaper at $0.80/$4.00 per million tokens vs $1.25/$10.00. Gemini 2.5 Pro is stronger for coding with a coding ELO of 1350 vs 1195. Claude Haiku 4 is faster at 130 tokens/sec vs 70 tokens/sec. Gemini 2.5 Pro ranks higher overall with an Arena ELO of 1340 vs 1220. Gemini 2.5 Pro offers a larger 1049K context window vs 200K.

Side-by-Side Comparison

FeatureClaude Haiku 4Gemini 2.5 Pro
ProviderAnthropicGoogle
Input Price / 1M tokens$0.800$1.25
Output Price / 1M tokens$4.00$10.00
Context Window200K1.048576M
Max Output Tokens8,19265,536
Arena ELO1,2201,340
Coding ELO1,1951,350
TTFT (ms)150400
Tokens/sec13070
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionYesYes
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. It is also the more cost-effective option between the two.

Strengths:

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

Best for:

chatbotsclassificationcost-sensitivehigh-volume
When to Use Gemini 2.5 Pro

Choose Gemini 2.5 Pro when you need: 1m token context window, excellent reasoning capabilities, strong coding performance, native multimodal support. It excels at coding, reasoning, long-context, multimodal tasks. Its 1049K context window is larger, making it better for long-document processing.

Strengths:

  • 1M token context window
  • Excellent reasoning capabilities
  • Strong coding performance
  • Native multimodal support

Best for:

codingreasoninglong-contextmultimodal

Frequently Asked Questions

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