DeepSeek V4 Flash 0731 (Max) vs LongCat 2.0
Which is better for the money: DeepSeek V4 Flash 0731 (Max) by DeepSeek or LongCat 2.0 by LongCat? 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 0731 (Max)
LongCat 2.0 vs DeepSeek V4 Flash 0731 (Max): 44.3% less intelligence, 172.9% more cost to run the AA benchmark, and 101.4% slower end-to-end.
| Metric | DeepSeek V4 Flash 0731 (Max) | LongCat 2.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.3 | 19.1 | −44.3% LongCat 2.0 is 44.3% less intelligent |
| Total AA cost (lower is better) | $199.63 | $544.74 | +172.9% LongCat 2.0 is 2.7× more expensive |
| End-to-end time (lower is better) | 17.63s | 35.51s | +101.4% LongCat 2.0 is 101.4% slower |
| Price per 1M tokens (in / out) | $0.14 / $0.28 | $0.75 / $2.95 | |
| Input modalities | Text | Text |
Today's Pareto frontier
Against the frontier
- DeepSeek V4 Flash 0731 (Max) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Xhigh) scores 41.20 for $158.
- LongCat 2.0 is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
DeepSeek V4 Flash 0731 (Max)LongCat 2.0Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/deepseek-v4-flash/longcat-2-0 · Markdown: /api/v1/compare/deepseek-v4-flash/longcat-2-0?format=md · llms.txt · agent skill