GPT-6 Sol (High) vs LongCat 2.0
Which is better for the money: GPT-6 Sol (High) by OpenAI or LongCat 2.0 by LongCat? 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
GPT-6 Sol (High) scores 23.3 points higher (42.4 vs 19.1) but costs 1.1× as much to run the benchmark ($605 vs $545; both premium class). Pick GPT-6 Sol (High) when the extra intelligence is worth the premium, otherwise LongCat 2.0.
| Metric | GPT-6 Sol (High) | LongCat 2.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.4 | 19.1 | −55.0% LongCat 2.0 is 55.0% less intelligent |
| Total AA cost (lower is better) | $604.52 | $544.74 | −9.9% LongCat 2.0 is 9.9% cheaper |
| End-to-end time (lower is better) | 14.77s | 35.69s | +141.6% LongCat 2.0 is 141.6% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.75 / $2.95 | |
| Input modalities | Text, Image | Text |
LongCat 2.0 vs GPT-6 Sol (High): 55.0% less intelligence, 9.9% less cost to run the AA benchmark, and 141.6% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- LongCat 2.0 is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
GPT-6 Sol (High)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/gpt-6-sol-high/longcat-2-0 · Markdown: /api/v1/compare/gpt-6-sol-high/longcat-2-0?format=md · llms.txt · agent skill