[Bug] return "empty access code" after select Anthropic claude-xx

### 📦 Deployment Method

Vercel

### 📌 Version

v2.15.6

### 💻 Operating System

Ubuntu

### 📌 System Version

default

### 🌐 Browser

Chrome

### 📌 Browser Version

127.0.6533

### 🐛 Bug Description

Add ANTHROPIC_API_KEY, ANTHROPIC_VERSION, ANTHROPIC_URL in environmen, and select Anthropic claude-xx model, it pop up error "{
"error": true,
"msg": "empty access code"
}
"

### 📷 Recurrence Steps

_No response_

### 🚦 Expected Behavior

_No response_

### 📝 Additional Information

_No response_