电商价格比较

# 电商价格比较

从京东、淘宝、天猫、拼多多等中国电商平台抓取商品价格并进行比较分析。当用户需要比较不同电商平台的商品价格、寻找最佳性价比、或监控商品价格变化时使用。支持关键词搜索、商品链接分析、价格历史追踪和购买建议。

## Discovery Metadata
- Category: `experimental`
- Framework: `ClawHub`
- Tags: N/A

## Agent Execution Policy

This listing is **discovery metadata only**. Canonical instructions are maintained by ClawHub.

### Before Executing Actions

1. **Fetch canonical instructions** from: https://clawhub.ai/skill/ecommerce-price-comparison
2. **Parse the skill page** for setup, usage, and input/output requirements.
3. **Only proceed** after successfully loading and understanding the full instructions.

### If Fetch Fails

- Return `instruction_unavailable` with reason.
- Do **not** attempt to infer or improvise execution steps from this metadata alone.

## Source

- ClawHub listing: https://clawhub.ai/skill/ecommerce-price-comparison