GPT-6.1 Sol (Low) vs Mercury 2
Which is better for the money: GPT-6.1 Sol (Low) by OpenAI or Mercury 2 by Inception? 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-6.1 Sol (Low) scores 31.3 points higher (42.1 vs 10.8) but costs 2.4× as much to run the benchmark ($250 vs $105; both mid-range class). Pick GPT-6.1 Sol (Low) when the extra intelligence is worth the premium, otherwise Mercury 2.
| Metric | GPT-6.1 Sol (Low) | Mercury 2 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.1 | 10.8 | −74.3% Mercury 2 is 74.3% less intelligent |
| Total AA cost (lower is better) | $250.48 | $104.94 | −58.1% Mercury 2 is 58.1% cheaper |
| End-to-end time (lower is better) | 12.25s | 6.56s | −46.4% Mercury 2 is 46.4% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.25 / $0.75 | |
| Input modalities | Text, Image | Text |
Mercury 2 vs GPT-6.1 Sol (Low): 74.3% less intelligence, 58.1% less cost to run the AA benchmark, and 46.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6.1 Sol (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- Mercury 2 is off the frontier: at the same or lower cost, Claude Haiku 5.5 (High) scores 37.80 for $94.1.
GPT-6.1 Sol (Low)Mercury 2Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-1-sol-low/mercury-2 · Markdown: /api/v1/compare/gpt-6-1-sol-low/mercury-2?format=md · llms.txt · agent skill