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Claude Sonnet 5 vs GPT 5 Mini

At a glance

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

801M ctx$2.00/$10.00 per M#26/92

Compact GPT-5 variant balancing speed and intelligence.

78400K ctx$0.25/$2.00 per M#33/92
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
Reasoning
CI 72.7-84.7Provisional
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter3%
Capability
CapabilityECI3%80.1
Reasoning & Knowledge
Graduate Science21%90.5%Factual Recall19%25.0%
Math
Math Problems—Competition Math9%94.7%Research Math—
Coding
Real-World Coding—
Agentic
Terminal Tasks—Novel Reasoning—
Reasoning
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper83%
Capability
CapabilityECI78.0
Reasoning & Knowledge
Graduate Science75.0%Factual Recall21.0%
Math
Math Problems97.8%Competition Math86.7%Research Math27.2%
Coding
Real-World Coding64.7%
Agentic
Terminal Tasks31.9%Novel Reasoning4.4%
Specs
1M
Context
128K
Max output
Jun 2026
Released
400K
Context
128K
Max output
Aug 2025
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
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
Live pricing, shown before you run
Input88%$0.25/M tokens
Output80%$2.00/M tokens
Cache read88%$0.02/M tokens
Web search$0.01/search
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Chat with GPT 5 MiniGo to model
Frequently Asked Questions: Claude Sonnet 5 vs GPT 5 Mini▼

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

▼

Based on the Capability Index, Claude Sonnet 5 scores higher (80.1 vs 78.0). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

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

▼

GPT 5 Mini has a lower blended cost. Claude Sonnet 5: $2.00 input / $10.00 output. GPT 5 Mini: $0.25 input / $2.00 output.

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

▼

Claude Sonnet 5 has a larger context window: Claude Sonnet 5 supports 1M tokens vs GPT 5 Mini at 400K tokens.

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

▼

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

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

▼

Key differences: GPT 5 Mini is significantly cheaper. 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 Sonnet 5 and GPT 5 Mini for free on idapt.app to see which performs better for your specific needs.

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