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Claude Haiku 4.5 vs Gemini 3.1 Pro

At a glance

Fast and efficient with near-frontier intelligence.

75200K ctx$1.00/$5.00 per M#41/92

Google's frontier model with a large leap in core reasoning.

861.0M ctx$2.00/$12.00 per M#10/92
Agent Demos
All agent demos

No shared agent demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper56%
Capability
CapabilityECI75.3
Reasoning & Knowledge
Graduate Science60.5%Expert-Level—Factual Recall—
Math
Math Problems86.9%Competition Math35.8%Research Math4.1%
Coding
Real-World Coding—
Agentic
Terminal Tasks29.8%Novel Reasoning1.3%Task Horizon—
Reasoning
Sources:Epoch ECI·Epoch AI·Provider·OpenRouter· as of 2026-07-10
Smarter15%
Capability
CapabilityECI15%86.4
Reasoning & Knowledge
Graduate Science56%94.1%Expert-Level46.4%Factual Recall77.3%
Math
Math Problems—Competition Math167%95.6%Research Math792%36.9%
Coding
Real-World Coding80.6%
Agentic
Terminal Tasks169%80.2%Novel Reasoning6068%77.1%Task Horizon6.4h
Specs
200K
Context
64K
Max output
Oct 2025
Released
1.0M
Context
66K
Max output
Feb 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input50%$1.00/M tokens
Output58%$5.00/M tokens
Cache read50%$0.10/M tokens
Cache write$1.25/M tokens
Web search29%$0.01/search
Live pricing, shown before you run
Input$2.00/M tokens
Output$12.00/M tokens
Reasoning$12.00/M tokens
Cache read$0.20/M tokens
Cache write70%$0.38/M tokens
Image input$2.00/M tokens
Audio input$2.00/M tokens
Web search$0.01/search
Chat with Claude Haiku 4.5Go to model
Chat with Gemini 3.1 ProGo to model
Frequently Asked Questions: Claude Haiku 4.5 vs Gemini 3.1 Pro▼

Which is better, Claude Haiku 4.5 or Gemini 3.1 Pro?

▼

Based on the Capability Index, Gemini 3.1 Pro scores higher (86.4 vs 75.3). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Claude Haiku 4.5 or Gemini 3.1 Pro?

▼

Claude Haiku 4.5 has a lower blended cost. Claude Haiku 4.5: $1.00 input / $5.00 output. Gemini 3.1 Pro: $2.00 input / $12.00 output.

Which has a larger context window, Claude Haiku 4.5 or Gemini 3.1 Pro?

▼

Gemini 3.1 Pro has a larger context window: Claude Haiku 4.5 supports 200K tokens vs Gemini 3.1 Pro at 1M tokens.

Do both Claude Haiku 4.5 and Gemini 3.1 Pro support vision?

▼

Yes, both Claude Haiku 4.5 and Gemini 3.1 Pro support vision/image input.

What are the key differences between Claude Haiku 4.5 and Gemini 3.1 Pro?

▼

Key differences: Gemini 3.1 Pro has a notably higher capability index (11.1 point gap). Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Haiku 4.5 and Gemini 3.1 Pro for free on idapt.app to see which performs better for your specific needs.

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