Mercury 2.5 Preview vs Pareto
Specs, per-token pricing, and live benchmark scores — refreshed daily from our benchmark database.
Specs & pricing
| Mercury 2.5 Preview | Pareto | |
|---|---|---|
| Company | Inception | Unbiased |
| Released | Aug 2026 | Sep 2026 |
| Context window | 260K | 262K |
| Input /1M tokens | $0.04 | $2.5 |
| Output /1M tokens | $0.15 | $7.5 |
| Open weights | No | No |
Benchmarks
| Benchmark | Mercury 2.5 Preview | Pareto |
|---|---|---|
| Speed (tok/s) | 1107 tok/s | — |
Scores come from published leaderboards and official model cards (sources listed on the benchmarks page) and refresh daily. Pricing via vendor pages and OpenRouter.