Mercury 2.5 Preview is cheaper than Grok 4.6 at $0.04/M vs $2/M input tokens.
| Spec | Grok 4.6 | Mercury 2.5 Preview |
|---|---|---|
| Input price | $2/M tokens | $0.04/M tokens |
| Output price | $6/M tokens | $0.15/M tokens |
| Context window | 500K tokens | 260K tokens |
| Released | Aug 2026 | Aug 2026 |
Not enough votes to call it. On the specs, Grok 4.6 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2.5 Preview costs 40x less per token.
Mercury 2.5 Preview is cheaper on both — 50× input, 40× output
Grok 4.6 uses 29.3x more emoji
Mercury 2.5 Preview is cheaper than Grok 4.6 at $0.04/M vs $2/M input tokens.
| Spec | Grok 4.6 | Mercury 2.5 Preview |
|---|---|---|
| Input price | $2/M tokens | $0.04/M tokens |
| Output price | $6/M tokens | $0.15/M tokens |
| Context window | 500K tokens | 260K tokens |
| Released | Aug 2026 | Aug 2026 |
Not enough votes to call it. On the specs, Grok 4.6 has the edge: bigger model tier, bigger context window, major provider backing.
Mercury 2.5 Preview costs 40x less per token.
Mercury 2.5 Preview is cheaper on both — 50× input, 40× output
Grok 4.6 uses 29.3x more emoji