Grok 4 Fast (free) is cheaper than Nemotron 3.5 Lightning at $0/M vs $0.08/M input tokens.
| Spec | Grok 4 Fast (free) | Nemotron 3.5 Lightning |
|---|---|---|
| Input price | Free | $0.08/M tokens |
| Output price | Free | $0.2/M tokens |
| Context window | 2.0M tokens | 1.0M tokens |
| Released | Sep 2025 | Aug 2026 |
Not enough votes to call it. On the specs, Grok 4 Fast (free) has the edge: bigger model tier, bigger context window, major provider backing.
Nemotron 3.5 Lightning uses 6.3x more emoji
Grok 4 Fast (free) is cheaper than Nemotron 3.5 Lightning at $0/M vs $0.08/M input tokens.
| Spec | Grok 4 Fast (free) | Nemotron 3.5 Lightning |
|---|---|---|
| Input price | Free | $0.08/M tokens |
| Output price | Free | $0.2/M tokens |
| Context window | 2.0M tokens | 1.0M tokens |
| Released | Sep 2025 | Aug 2026 |
Not enough votes to call it. On the specs, Grok 4 Fast (free) has the edge: bigger model tier, bigger context window, major provider backing.
Nemotron 3.5 Lightning uses 6.3x more emoji