Kimi K2 is cheaper than GPT-6 Astra at $0.57/M vs $10/M input tokens.
| Spec | GPT-6 Astra | Kimi K2 |
|---|---|---|
| Input price | $10/M tokens | $0.57/M tokens |
| Output price | $50/M tokens | $2.3/M tokens |
| Context window | 1.1M tokens | — |
| Released | Sep 2026 | Jul 2025 |
Not enough votes to call it. On the specs, GPT-6 Astra has the edge: newer, bigger context window, major provider backing.
Kimi K2 costs 22x less per token.
Kimi K2 is cheaper on both — 18× input, 22× output
Kimi K2 uses 14.7x more emoji
Kimi K2 is cheaper than GPT-6 Astra at $0.57/M vs $10/M input tokens.
| Spec | GPT-6 Astra | Kimi K2 |
|---|---|---|
| Input price | $10/M tokens | $0.57/M tokens |
| Output price | $50/M tokens | $2.3/M tokens |
| Context window | 1.1M tokens | — |
| Released | Sep 2026 | Jul 2025 |
Not enough votes to call it. On the specs, GPT-6 Astra has the edge: newer, bigger context window, major provider backing.
Kimi K2 costs 22x less per token.
Kimi K2 is cheaper on both — 18× input, 22× output
Kimi K2 uses 14.7x more emoji