doc: slashing kimi k2 thinking price

packages/web/src/content/docs/zen.mdx

@@ -108,8 +108,8 @@ We support a pay-as-you-go model. Below are the prices **per 1M tokens**.
 | Big Pickle                        | Free   | Free   | Free        | -            |
 | Grok Code Fast 1                  | Free   | Free   | Free        | -            |
 | GLM 4.6                           | $0.60  | $2.20  | $0.10       | -            |
-| Kimi K2                           | $0.45  | $2.50  | -           | -            |
-| Kimi K2 Thinking                  | $0.60  | $2.50  | -           | -            |
+| Kimi K2                           | $0.40  | $2.50  | -           | -            |
+| Kimi K2 Thinking                  | $0.40  | $2.50  | -           | -            |
 | Qwen3 Coder 480B                  | $0.45  | $1.50  | -           | -            |
 | Claude Sonnet 4.5 (≤ 200K tokens) | $3.00  | $15.00 | $0.30       | $3.75        |
 | Claude Sonnet 4.5 (> 200K tokens) | $6.00  | $22.50 | $0.60       | $7.50        |