国内Minimax Coding Plan订阅计划用量查询

## Setup

Create a `.env` file in the same directory as the script:

```bash
MINIMAX_CODING_API_KEY=your_api_key_here
MINIMAX_GROUP_ID=your_group_id_here
```

Get your GroupId from: https://platform.minimax.com/user-center/basic-information (under "Basic Information")

## Usage

```bash
./minimax-usage.sh
```

## Output Example

```
🔍 Checking Minimax Coding Plan usage...
✅ Usage retrieved successfully:

📊 Coding Plan Status (MiniMax-M2):
   Used:      255 / 1500 prompts (17%)
   Remaining: 1245 prompts
   Resets in: 3h 17m

💚 GREEN: 17% used. Plenty of buffer.
```

## API Details

**Endpoint:**
```
GET https://platform.minimax.com/v1/api/openplatform/coding_plan/remains?GroupId={GROUP_ID}
```

**Required Headers:**
```
accept: application/json, text/plain, */*
authorization: Bearer {MINIMAX_CODING_API_KEY}
referer: https://platform.minimax.com/user-center/payment/coding-plan
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36
```

## Limits

| Metric | Value |
|--------|-------|
| Reset window | 5 hours (dynamic) |
| Max target | 60% usage |
| 1 prompt ≈ | 15 model calls |

## Notes

- Coding Plan API key is **exclusive** to this plan (not interchangeable with standard API keys)
- Usage from 5+ hours ago is automatically released from the count