Claude Sonnet 5.5 (Medium, Default Fallback) vs DeepSeek V4 Pro 0424 (Max)
Which is better for the money: Claude Sonnet 5.5 (Medium, Default Fallback) by Anthropic or DeepSeek V4 Pro 0424 (Max) by DeepSeek? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5.5 (Medium, Default Fall… scores 10.4 points higher (40.8 vs 30.4) but costs 2.2× as much to run the benchmark ($622 vs $277; premium vs mid-range cost classes). Pick Claude Sonnet 5.5 (Medium, Default Fall… when the extra intelligence is worth the premium, otherwise DeepSeek V4 Pro 0424 (Max).
| Metric | Claude Sonnet 5.5 (Medium, Default Fallback) | DeepSeek V4 Pro 0424 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 40.8 | 30.4 | −25.5% DeepSeek V4 Pro 0424 … is 25.5% less intelligent |
| Total AA cost (lower is better) | $622.28 | $277.30 | −55.4% DeepSeek V4 Pro 0424 … is 55.4% cheaper |
| End-to-end time (lower is better) | 6.11s | 47.98s | +685.3% DeepSeek V4 Pro 0424 … is 685.3% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.43 / $0.87 | |
| Input modalities | Text, Image | Text |
DeepSeek V4 Pro 0424 (Max) vs Claude Sonnet 5.5 (Medium, Default Fallback): 25.5% less intelligence, 55.4% less cost to run the AA benchmark, and 685.3% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5.5 (Medium, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- DeepSeek V4 Pro 0424 (Max) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Claude Sonnet 5.5 (Medium, Default Fallback)DeepSeek V4 Pro 0424 (Max)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-5-medium/deepseek-v4-pro-0424 · Markdown: /api/v1/compare/claude-sonnet-5-5-medium/deepseek-v4-pro-0424?format=md · llms.txt · agent skill