Mercury 2 is cheaper than Claude Sonnet 4.6 at $0.25/M vs $3/M input tokens.
| Spec | Claude Sonnet 4.6 | Mercury 2 |
|---|---|---|
| Input price | $3/M tokens | $0.25/M tokens |
| Output price | $15/M tokens | $0.75/M tokens |
| Context window | 1.0M tokens | 128K tokens |
| Released | Feb 2026 | Mar 2026 |
Not enough votes to call it. On the specs, Claude Sonnet 4.6 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2 costs 20x less per token.
Mercury 2 is cheaper on both — 12× input, 20× output
Mercury 2 uses 7.2x more transitions
Mercury 2 is cheaper than Claude Sonnet 4.6 at $0.25/M vs $3/M input tokens.
| Spec | Claude Sonnet 4.6 | Mercury 2 |
|---|---|---|
| Input price | $3/M tokens | $0.25/M tokens |
| Output price | $15/M tokens | $0.75/M tokens |
| Context window | 1.0M tokens | 128K tokens |
| Released | Feb 2026 | Mar 2026 |
Not enough votes to call it. On the specs, Claude Sonnet 4.6 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2 costs 20x less per token.
Mercury 2 is cheaper on both — 12× input, 20× output
Mercury 2 uses 7.2x more transitions