Grok 4.20 Beta is cheaper than Mercury at $2/M vs $10/M input tokens.
| Spec | Grok 4.20 Beta | Mercury |
|---|---|---|
| Input price | $2/M tokens | $10/M tokens |
| Output price | $6/M tokens | $10/M tokens |
| Context window | 2.0M tokens | 32K tokens |
| Released | Mar 2026 | Jun 2025 |
Not enough votes to call it. On the specs, Grok 4.20 Beta has the edge: bigger model tier, newer, bigger context window, major provider backing.
Grok 4.20 Beta is cheaper on both — 5.0× input, 1.7× output
Mercury uses 4.3x more emoji
Grok 4.20 Beta is cheaper than Mercury at $2/M vs $10/M input tokens.
| Spec | Grok 4.20 Beta | Mercury |
|---|---|---|
| Input price | $2/M tokens | $10/M tokens |
| Output price | $6/M tokens | $10/M tokens |
| Context window | 2.0M tokens | 32K tokens |
| Released | Mar 2026 | Jun 2025 |
Not enough votes to call it. On the specs, Grok 4.20 Beta has the edge: bigger model tier, newer, bigger context window, major provider backing.
Grok 4.20 Beta is cheaper on both — 5.0× input, 1.7× output
Mercury uses 4.3x more emoji