docs: clarify DeepSeek V4 weekend pricing

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

@@ -178,7 +178,7 @@ The estimates are also based on the following prices per 1M tokens and the month
 | Hy3                                     | $0.14  | $0.58  | $0.035      | -            | $60   |
 | Ox Alpha Free                           | -      | -      | -           | -            | -     |
 
-**DeepSeek V4 Flash / V4 Flash Vision Exp / V4 Pro:** Peak hours are 01:00-04:00 and 06:00-10:00 UTC; all other hours are Off-Peak. [Learn more](https://api-docs.deepseek.com/quick_start/pricing/).
+**DeepSeek V4 Flash / V4 Flash Vision Exp / V4 Pro:** On weekdays (Monday-Friday, Beijing Time), peak hours are 01:00-04:00 and 06:00-10:00 UTC. Weekends (Saturday and Sunday, Beijing Time) are Off-Peak all day. [Learn more](https://api-docs.deepseek.com/quick_start/pricing/).
 
 **DeepSeek V4 Flash Vision Exp:** Images are converted into tokens based on their dimensions and billed as input tokens alongside text tokens. [Learn more](https://api-docs.deepseek.com/quick_start/pricing/).
 

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

@@ -223,7 +223,7 @@ We support a pay-as-you-go model. Below are the prices **per 1M tokens**.
 
 **GPT 5.6 Sol:** Prices shown include a 50% discount through September 18, 2026.
 
-**DeepSeek V4 Flash / Pro:** Peak hours are 01:00-04:00 and 06:00-10:00 UTC; all other hours are Off-Peak. [Learn more](https://api-docs.deepseek.com/quick_start/pricing/).
+**DeepSeek V4 Flash / Pro:** On weekdays (Monday-Friday, Beijing Time), peak hours are 01:00-04:00 and 06:00-10:00 UTC. Weekends (Saturday and Sunday, Beijing Time) are Off-Peak all day. [Learn more](https://api-docs.deepseek.com/quick_start/pricing/).
 
 You may notice [low-cost models](/docs/config/#models), such as Haiku, Nano, or Flash, in your usage history. OpenCode uses these models to generate session titles.