agentsclimarketplace

Fetch amazon brands

Skill tinhct/lux-agent/.agents/skills/fetch_amazon_brands

Queries Amazon's undocumented search suggestion API to extract structured data on private-label brands. Use this skill when the user wants to audit Amazon self-preferencing, checks keyword brand dominance, or runs a DMA compliance check on Amazon search results. Do NOT use for general HTML web scraping or extracting data from other e-commerce platforms.From its SKILL.md

Install
npx -y skills add tinhct/lux-agent --skill fetch_amazon_brands

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SKILL.md

3.1 KB, 606 tokens by cl100k_base, as published. Nobody here has run it

Fetch Amazon Brands

When to use

  • Auditing Amazon search results for algorithmic self-preferencing behavior.
  • Extracting hidden "Our Brands" metadata for specific product keywords (e.g., "batteries", "spicy").
  • Generating structured JSON receipts for regulatory compliance mapping.

When NOT to use

  • Extracting data from non-Amazon retailers (e.g., Walmart, Target).
  • Scraping full HTML from Amazon product detail pages (this skill strictly uses the undocumented API to bypass HTML brittleness).
  • Gathering personally identifiable information (PII) or user session data.

Validation Rules (Pre-execution)

Before triggering this tool, the Agent MUST ensure the user's requested keyword adheres to these rules:

  1. Cannot be a URL or an ASIN (e.g., B08QF1V9T2).
  2. Must be between 2 and 50 characters.
  3. Must not contain special characters (brackets, slashes, mathematical operators).

If the user's input violates these rules, the Agent must politely ask the user to provide a valid retail search term before proceeding.

Workflow

  1. Receive the target keyword parameter from the ADK state graph.
  2. Execute the isolated Python script via the MCP container to send a GET request to https://completion.amazon.com/api/2017/suggestions with the targeted suggestion-type payload.
  3. Parse the raw JSON response to isolate items tagged as Amazon house brands versus third-party products.
  4. Pass the payload through the prompt-injection sanitizer middleware to strip executable code or malicious strings.
  5. See references/amazon_api_schema.md for handling expired session tokens, rate limits, or bad gateway errors.

Examples

  • Input: "batteries" → Output: {"keyword": "batteries", "suggestions": [{"value": "amazon basics aa batteries", "brand_type": "house_brand"}, {"value": "energizer aa batteries", "brand_type": "third_party"}]}
  • Input: "spicy" → Output: {"keyword": "spicy", "suggestions": [{"value": "spicy ramen", "brand_type": "third_party"}, {"value": "spicy chips variety pack", "brand_type": "third_party"}]}

Output format

  • Return a sanitized JSON string containing an array of objects detailing the search value, suggestion type, and brand classification. Use assets/brand_report_schema.json to validate the final output structure.

Anti-patterns to avoid

  • Don't return raw, unsanitized JSON directly to the Regulatory Analyst agent without passing through the injection defense middleware.
  • Don't spin up headless browsers (e.g., Playwright or Selenium) for this task; rely solely on the lightweight API endpoint to ensure reliability.
  • Don't exceed the designated rate limits (implement a 1-second sleep delay if batch processing multiple keywords).

What ships with it: 1 file

4.0 KB alongside SKILL.md

references/

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