Grok 4.3 is cheaper than GPT-6 Astra at $1.25/M vs $10/M input tokens.
| Spec | GPT-6 Astra | Grok 4.3 |
|---|---|---|
| Input price | $10/M tokens | $1.25/M tokens |
| Output price | $50/M tokens | $2.5/M tokens |
| Context window | 1.1M tokens | 1.0M tokens |
| Released | Sep 2026 | May 2026 |
Not enough votes to call it. On the specs, GPT-6 Astra has the edge: bigger model tier, newer.
Grok 4.3 costs 20x less per token.
Grok 4.3 is cheaper on both — 8.0× input, 20× output
GPT-6 Astra uses 3.6x more emoji
Grok 4.3 is cheaper than GPT-6 Astra at $1.25/M vs $10/M input tokens.
| Spec | GPT-6 Astra | Grok 4.3 |
|---|---|---|
| Input price | $10/M tokens | $1.25/M tokens |
| Output price | $50/M tokens | $2.5/M tokens |
| Context window | 1.1M tokens | 1.0M tokens |
| Released | Sep 2026 | May 2026 |
Not enough votes to call it. On the specs, GPT-6 Astra has the edge: bigger model tier, newer.
Grok 4.3 costs 20x less per token.
Grok 4.3 is cheaper on both — 8.0× input, 20× output
GPT-6 Astra uses 3.6x more emoji