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GPT 4o Mini vs Claude Sonnet 5

At a glance

OpenAI's most advanced small model — fast and affordable.

61128K ctx$0.15/$0.60 per M#69/92

Anthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.

801M ctx$2.00/$10.00 per M#26/92
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper93%
Capability
CapabilityECI60.8
Reasoning & Knowledge
Graduate Science37.7%Factual Recall—
Math
Math Problems52.6%Competition Math6.9%
Coding
Code Editing3.6%
Reasoning
CI 72.7-84.7Provisional
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter32%
Capability
CapabilityECI32%80.1
Reasoning & Knowledge
Graduate Science140%90.5%Factual Recall25.0%
Math
Math Problems—Competition Math1264%94.7%
Coding
Code Editing—
Specs
128K
Context
16K
Max output
Jul 2024
Released
1M
Context
128K
Max output
Jun 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input93%$0.15/M tokens
Output94%$0.60/M tokens
Cache read63%$0.07/M tokens
Live pricing, shown before you run
Input$2.00/M tokens
Output$10.00/M tokens
Cache read$0.20/M tokens
Cache write$2.50/M tokens
Web search$0.01/search
Chat with GPT 4o MiniGo to model
Chat with Claude Sonnet 5Go to model
Frequently Asked Questions: GPT 4o Mini vs Claude Sonnet 5▼

Which is better, GPT 4o Mini or Claude Sonnet 5?

▼

Based on the Capability Index, Claude Sonnet 5 scores higher (80.1 vs 60.8). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, GPT 4o Mini or Claude Sonnet 5?

▼

GPT 4o Mini has a lower blended cost. GPT 4o Mini: $0.15 input / $0.60 output. Claude Sonnet 5: $2.00 input / $10.00 output.

Which has a larger context window, GPT 4o Mini or Claude Sonnet 5?

▼

Claude Sonnet 5 has a larger context window: GPT 4o Mini supports 128K tokens vs Claude Sonnet 5 at 1M tokens.

Do both GPT 4o Mini and Claude Sonnet 5 support vision?

▼

Yes, both GPT 4o Mini and Claude Sonnet 5 support vision/image input.

What are the key differences between GPT 4o Mini and Claude Sonnet 5?

▼

Key differences: Claude Sonnet 5 has a notably higher capability index (19.3 point gap); GPT 4o Mini is significantly cheaper; only Claude Sonnet 5 offers extended reasoning mode. 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 GPT 4o Mini and Claude Sonnet 5 for free on idapt.app to see which performs better for your specific needs.

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