News & Shopping Search with Serper
STOP — Read before making any API call. enrichx402.com endpoints are not the same as each provider's native API. All paths use the format
https://enrichx402.com/api/{provider}/{action}. You MUST either:
- Copy exact URLs from the Quick Reference table below, OR
- Run
x402.discover_api_endpoints(url="https://enrichx402.com")to get the correct pathsGuessing paths will fail with 405 errors (wrong path) or 404 errors (missing
/api/prefix).
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://enrichx402.com/api/serper/news | $0.04 | Google News search |
| Shopping search | https://enrichx402.com/api/serper/shopping | $0.04 | Google Shopping search |
News Search
Search Google News for articles:
x402.fetch(
url="https://enrichx402.com/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:
x402.fetch(
url=".../serper/news",
body={
"q": "AI startups funding",
"tbs": "qdr:w"
}
)
Country/Language Filtering
x402.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:
x402.fetch(
url="https://enrichx402.com/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/availabilityhl- 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:
x402.fetch(
url=".../serper/shopping",
body={
"q": "MacBook Pro M3",
"gl": "us"
}
)
Workflows
News Monitoring
- (Optional) Check balance:
x402.get_wallet_info - Discover endpoints (required before first fetch):
x402.discover_api_endpoints(url="https://enrichx402.com") - Search with appropriate time filter
- Review and summarize top stories
x402.fetch(
url="https://enrichx402.com/api/serper/news",
method="POST",
body={"q": "company name OR competitor name", "tbs": "qdr:d", "num": 20}
)
Breaking News Research
- [ ] Search with
qdr:hfor past hour - [ ] Identify key sources and facts
- [ ] Note developing aspects
x402.fetch(
url="https://enrichx402.com/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
x402.fetch(
url="https://enrichx402.com/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
x402.fetch(
url="https://enrichx402.com/api/serper/shopping",
method="POST",
body={"q": "exact product name model number"}
)
Response Data
News Article Fields
title- Article headlinesnippet- Article excerptsource- Publication namedate- Published datelink- Article URLimageUrl- Thumbnail (if available)
Shopping Product Fields
title- Product nameprice- Price with currencysource- Merchant/storelink- Product URLrating- Star rating (if available)reviews- Number of reviewsimageUrl- Product imagedelivery- 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
glparameter 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 |