Kimi K2 Thinking is cheaper than ChatGPT-4o (March 2025) at $0.6/M vs $5/M input tokens.
| Spec | ChatGPT-4o (March 2025) | Kimi K2 Thinking |
|---|---|---|
| Input price | $5/M tokens | $0.6/M tokens |
| Output price | $15/M tokens | $2.5/M tokens |
| Context window | 128K tokens | 262K tokens |
| Released | Mar 2025 | Nov 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Kimi K2 Thinking costs 6.0x less per token.
Kimi K2 Thinking is cheaper on both — 8.3× input, 6.0× output
ChatGPT-4o (March 2025) uses 94.5x more emoji
Kimi K2 Thinking is cheaper than ChatGPT-4o (March 2025) at $0.6/M vs $5/M input tokens.
| Spec | ChatGPT-4o (March 2025) | Kimi K2 Thinking |
|---|---|---|
| Input price | $5/M tokens | $0.6/M tokens |
| Output price | $15/M tokens | $2.5/M tokens |
| Context window | 128K tokens | 262K tokens |
| Released | Mar 2025 | Nov 2025 |
Not enough votes to call it. On the specs, nothing separates them.
Kimi K2 Thinking costs 6.0x less per token.
Kimi K2 Thinking is cheaper on both — 8.3× input, 6.0× output
ChatGPT-4o (March 2025) uses 94.5x more emoji