We Compare AI
🤖 AI Models · 3-Way Comparison

Claude Sonnet 4.6 vs GPT-4.1 vs GPT-5

Claude Sonnet 4.6 vs GPT-4.1 vs GPT-5: 3-way head-to-head scored on Performance, Value, Reliability, and Ease of Use. See scores, pros, cons, and our verdict for each tool.

🏆

Top Pick

Claude Sonnet 4.68.9/10

Claude Sonnet 4.6 leads with 8.9/10 overall. Best price-performance LLM in 2026. Outperforms GPT-4o at lower cost.

Top Pick
Claude Sonnet 4.6
Anthropic
8.9
/ 10
GPT-4.1
OpenAI
8.9
/ 10
GPT-5
OpenAI
8.9
/ 10

Score Breakdown

Dimension
★ Top Pick
Claude Sonnet 4.6
Anthropic
GPT-4.1
OpenAI
GPT-5
OpenAI
Performance
Benchmark scores & output quality
9.29.39.7
Value
Price-to-performance ratio
8.887.5
Reliability
Uptime, stability & vendor risk
99.29.2
Ease of Use
Interface, docs & setup friction
8.59.59.5
Overall Score
8.9
/ 10
8.9
/ 10
8.9
/ 10

Tool Details

🏆 Top Pick
Claude Sonnet 4.6
Anthropic · API: $3/M input · $15/M output · Pro $20/mo

Best price-performance LLM in 2026

Outperforms GPT-4o at significantly lower API cost
Excellent coding and agentic task performance
Less brand recognition than GPT-4o for end-users
Visit Claude Sonnet 4.6
GPT-4.1
OpenAI · API: $2/M input · $8/M output · Plus $20/mo

OpenAI's best coding model

Best coding performance in the GPT family
Strong instruction following for agentic use
More expensive than Claude Sonnet at API level
Visit GPT-4.1
GPT-5
OpenAI · ChatGPT Plus $20/mo · API pricing varies by tier

OpenAI's most capable model — leads 2026 benchmarks

Top reasoning, coding, and multimodal performance
Native tool use and agentic capabilities
Expensive at scale
Visit GPT-5

Related Comparisons

Compare any AI tools

4,000+ comparisons · 90+ tools · Free forever

Browse all comparisons →