Grok 4.5 is cheaper than GPT-6 Astra Pro at $2/M vs $10/M input tokens.
| Spec | GPT-6 Astra Pro | Grok 4.5 |
|---|---|---|
| Input price | $10/M tokens | $2/M tokens |
| Output price | $50/M tokens | $6/M tokens |
| Context window | 1.1M tokens | 500K tokens |
| Released | Sep 2026 | Jul 2026 |
Not enough votes to call it. On the specs, GPT-6 Astra Pro has the edge: bigger model tier, newer, bigger context window.
Grok 4.5 costs 8.3x less per token.
Grok 4.5 is cheaper on both — 5.0× input, 8.3× output
Grok 4.5 is cheaper than GPT-6 Astra Pro at $2/M vs $10/M input tokens.
| Spec | GPT-6 Astra Pro | Grok 4.5 |
|---|---|---|
| Input price | $10/M tokens | $2/M tokens |
| Output price | $50/M tokens | $6/M tokens |
| Context window | 1.1M tokens | 500K tokens |
| Released | Sep 2026 | Jul 2026 |
Not enough votes to call it. On the specs, GPT-6 Astra Pro has the edge: bigger model tier, newer, bigger context window.
Grok 4.5 costs 8.3x less per token.
Grok 4.5 is cheaper on both — 5.0× input, 8.3× output