News & Shopping Search with Serper

Access Google News and Google Shopping through x402-protected endpoints.

Setup

See rules/getting-started.md for installation and wallet setup.

Quick Reference

| Task | Endpoint | Price | Description | |------|----------|-------|-------------| | News search | https://stableenrich.dev/api/serper/news | $0.04 | Google News search | | Shopping search | https://stableenrich.dev/api/serper/shopping | $0.04 | Google Shopping search |

News Search

Search Google News for articles:

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/news",
  method="POST",
  body={
    "q": "artificial intelligence regulation"
  }
)

Parameters:

• q - Search query (required)
• num - Number of results (default: 10)
• gl - Country code (e.g., "us", "uk", "de")
• hl - Language (e.g., "en", "es", "fr")
• tbs - Time filter (qdr:h, qdr:d, qdr:w, qdr:m, qdr:y)

Time Filters

| Filter | Meaning | |--------|---------| | qdr:h | Past hour | | qdr:d | Past 24 hours | | qdr:w | Past week | | qdr:m | Past month | | qdr:y | Past year |

Example - news from past week:

agentcash.fetch(
  url=".../serper/news",
  body={
    "q": "AI startups funding",
    "tbs": "qdr:w"
  }
)

Country/Language Filtering

agentcash.fetch(
  url=".../serper/news",
  body={
    "q": "technology news",
    "gl": "uk",
    "hl": "en"
  }
)

Returns:

• Article title and snippet
• Source/publication name
• Published date
• Article URL
• Thumbnail image (if available)

Shopping Search

Search Google Shopping for products:

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/shopping",
  method="POST",
  body={
    "q": "wireless noise cancelling headphones"
  }
)

Parameters:

• q - Search query (required)
• num - Number of results (default: 10)
• gl - Country code for pricing/availability
• hl - Language

Returns:

• Product title
• Price and currency
• Merchant/store name
• Product URL
• Rating (if available)
• Thumbnail image

Shopping with Location

Get local pricing and availability:

agentcash.fetch(
  url=".../serper/shopping",
  body={
    "q": "MacBook Pro M3",
    "gl": "us"
  }
)

Workflows

News Monitoring

• [ ] (Optional) Check balance: agentcash.get_wallet_info
• [ ] Search with appropriate time filter
• [ ] Review and summarize top stories

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/news",
  method="POST",
  body={"q": "company name OR competitor name", "tbs": "qdr:d", "num": 20}
)

Breaking News Research

• [ ] Search with qdr:h for past hour
• [ ] Identify key sources and facts
• [ ] Note developing aspects

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/news",
  method="POST",
  body={"q": "breaking news topic", "tbs": "qdr:h"}
)

Product Research

• [ ] Define search criteria (category, price range)
• [ ] Search Google Shopping
• [ ] Compare prices across merchants
• [ ] Present top options with pros/cons

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/shopping",
  method="POST",
  body={"q": "ergonomic office chair under $500", "num": 20}
)

Price Comparison

• [ ] Use exact product name/model
• [ ] Compare merchant prices
• [ ] Note shipping and availability

agentcash.fetch(
  url="https://stableenrich.dev/api/serper/shopping",
  method="POST",
  body={"q": "exact product name model number"}
)

Response Data

News Article Fields

• title - Article headline
• snippet - Article excerpt
• source - Publication name
• date - Published date
• link - Article URL
• imageUrl - Thumbnail (if available)

Shopping Product Fields

• title - Product name
• price - Price with currency
• source - Merchant/store
• link - Product URL
• rating - Star rating (if available)
• reviews - Number of reviews
• imageUrl - Product image
• delivery - Shipping info (if available)

Tips

News Search

• Use quotes for exact phrases: "climate change"
• Use OR for alternatives: AI OR "artificial intelligence"
• Be specific to get relevant results
• Use time filters to avoid old news

Shopping Search

• Include brand/model for specific products
• Add "under $X" or "best" for filtered results
• Check gl parameter for accurate local pricing
• More results = better price comparison

Cost Estimation

Both endpoints are $0.04 per call.

| Task | Calls | Cost | |------|-------|------| | Quick news check | 1 | $0.04 | | Daily news summary | 2-3 | $0.08-0.12 | | Product research | 1-2 | $0.04-0.08 | | Full market research | 3-5 | $0.12-0.20 |