Claude Sonnet 4.6 vs GPT-4o mini Comparison

Comparing Claude Sonnet 4.6 and GPT-4o mini across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude Sonnet 4.6 outperforms in 2 benchmarks (GPQA, SWE-Bench Verified), while GPT-4o mini is better at 0 benchmarks.

Claude Sonnet 4.6 significantly outperforms across most benchmarks.

Tue Mar 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Tue Mar 17 2026 • llm-stats.com
Anthropic
Claude Sonnet 4.6
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
OpenAI
GPT-4o mini
Input tokens$0.15
Output tokens$0.60
Best providerAzure
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Context Window

Maximum input and output token capacity

Only GPT-4o mini specifies input context (128,000 tokens). Only GPT-4o mini specifies output context (16,384 tokens).

Anthropic
Claude Sonnet 4.6
Input- tokens
Output- tokens
OpenAI
GPT-4o mini
Input128,000 tokens
Output16,384 tokens
Tue Mar 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Sonnet 4.6 and GPT-4o mini support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Sonnet 4.6

Text
Images
Audio
Video

GPT-4o mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude Sonnet 4.6

Proprietary

Closed source

GPT-4o mini

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Sonnet 4.6 was released on 2026-02-17, while GPT-4o mini was released on 2024-07-18.

Claude Sonnet 4.6 is 19 months newer than GPT-4o mini.

Claude Sonnet 4.6

Feb 17, 2026

4 weeks ago

1.6yr newer
GPT-4o mini

Jul 18, 2024

1.7 years ago

Knowledge Cutoff

When training data ends

GPT-4o mini has a documented knowledge cutoff of 2023-10-01, while Claude Sonnet 4.6's cutoff date is not specified.

We can confirm GPT-4o mini's training data extends to 2023-10-01, but cannot make a direct comparison without Claude Sonnet 4.6's cutoff date.

Claude Sonnet 4.6

GPT-4o mini

Oct 2023

Outputs Comparison

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Key Takeaways

Higher GPQA score (89.9% vs 40.2%)
Higher SWE-Bench Verified score (79.6% vs 8.7%)
Larger context window (128,000 tokens)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Sonnet 4.6
OpenAI
GPT-4o mini