Claude 4.5 Sonnet (Reasoning) vs GPT-6 Sol (High)
Which is better for the money: Claude 4.5 Sonnet (Reasoning) by Anthropic or GPT-6 Sol (High) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick GPT-6 Sol (High)
GPT-6 Sol (High) vs Claude 4.5 Sonnet (Reasoning): 104.8% more intelligence, 59.7% less cost to run the AA benchmark, and 27.9% faster end-to-end.
| Metric | Claude 4.5 Sonnet (Reasoning) | GPT-6 Sol (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 20.7 | 42.4 | +104.8% GPT-6 Sol (High) is 2.0× more intelligent |
| Total AA cost (lower is better) | $1,501.22 | $604.52 | −59.7% GPT-6 Sol (High) is 59.7% cheaper |
| End-to-end time (lower is better) | 21.58s | 15.56s | −27.9% GPT-6 Sol (High) is 27.9% faster |
| Price per 1M tokens (in / out) | $3.00 / $15.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude 4.5 Sonnet (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- GPT-6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Claude 4.5 Sonnet (Reasoning)GPT-6 Sol (High)Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-4-5-sonnet-thinking/gpt-6-sol-high · Markdown: /api/v1/compare/claude-4-5-sonnet-thinking/gpt-6-sol-high?format=md · llms.txt · agent skill