Claude 4.5 Sonnet (Reasoning) vs DeepSeek V4 Flash Vision (Max)
Which is better for the money: Claude 4.5 Sonnet (Reasoning) by Anthropic or DeepSeek V4 Flash Vision (Max) by DeepSeek? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick DeepSeek V4 Flash Vision (Max)
DeepSeek V4 Flash Vision (Max) vs Claude 4.5 Sonnet (Reasoning): 68.1% more intelligence, 28.0% less cost to run the AA benchmark, and 23.5% faster end-to-end.
| Metric | Claude 4.5 Sonnet (Reasoning) | DeepSeek V4 Flash Vision (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 20.7 | 34.8 | +68.1% DeepSeek V4 Flash Vis… is 68.1% more intelligent |
| Total AA cost (lower is better) | $1,501.22 | $1,081.42 | −28.0% DeepSeek V4 Flash Vis… is 28.0% cheaper |
| End-to-end time (lower is better) | 20.86s | 15.95s | −23.5% DeepSeek V4 Flash Vis… is 23.5% faster |
| Price per 1M tokens (in / out) | $3.00 / $15.0 | $0.44 / $1.32 | |
| 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.
- DeepSeek V4 Flash Vision (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude 4.5 Sonnet (Reasoning)DeepSeek V4 Flash Vision (Max)Today's Pareto frontierEvery other model
Matchup
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