Claude Haiku 5.5 (Max) vs DeepSeek V4 Flash 0420 (High)
Which is better for the money: Claude Haiku 5.5 (Max) by Anthropic or DeepSeek V4 Flash 0420 (High) by DeepSeek? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
Claude Haiku 5.5 (Max) scores 19.0 points higher (43.4 vs 24.4) but costs 2.7× as much to run the benchmark ($330 vs $121; both mid-range class). Pick Claude Haiku 5.5 (Max) when the extra intelligence is worth the premium, otherwise DeepSeek V4 Flash 0420 (High).
| Metric | Claude Haiku 5.5 (Max) | DeepSeek V4 Flash 0420 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 43.4 | 24.4 | −43.8% DeepSeek V4 Flash 042… is 43.8% less intelligent |
| Total AA cost (lower is better) | $330.25 | $121.20 | −63.3% DeepSeek V4 Flash 042… is 63.3% cheaper |
| End-to-end time (lower is better) | 347.67s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.11 / $0.23 | |
| Input modalities | Text, Image | Text |
DeepSeek V4 Flash 0420 (High) vs Claude Haiku 5.5 (Max): 43.8% less intelligence, 63.3% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Max) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- DeepSeek V4 Flash 0420 (High) is off the frontier: at the same or lower cost, MiMo-V2.6-Flash scores 37.90 for $110.
Claude Haiku 5.5 (Max)DeepSeek V4 Flash 0420 (High)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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