Claude Haiku 5.5 (Medium) vs DeepSeek V4 Flash 0420 (Max)
Which is better for the money: Claude Haiku 5.5 (Medium) by Anthropic or DeepSeek V4 Flash 0420 (Max) by DeepSeek? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Claude Haiku 5.5 (Medium)
DeepSeek V4 Flash 0420 (Max) vs Claude Haiku 5.5 (Medium): 29.9% less intelligence, 165.2% more cost to run the AA benchmark, and 1021.9% slower end-to-end.
| Metric | Claude Haiku 5.5 (Medium) | DeepSeek V4 Flash 0420 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.5 | 24.2 | −29.9% DeepSeek V4 Flash 042… is 29.9% less intelligent |
| Total AA cost (lower is better) | $56.36 | $149.48 | +165.2% DeepSeek V4 Flash 042… is 2.7× more expensive |
| End-to-end time (lower is better) | 10.41s | 116.79s | +1021.9% DeepSeek V4 Flash 042… is 1021.9% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.11 / $0.23 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Medium) is on today's frontier: nothing is both smarter and cheaper.
- DeepSeek V4 Flash 0420 (Max) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
Claude Haiku 5.5 (Medium)DeepSeek V4 Flash 0420 (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-haiku-5-5-medium/deepseek-v4-flash-0420 · Markdown: /api/v1/compare/claude-haiku-5-5-medium/deepseek-v4-flash-0420?format=md · llms.txt · agent skill