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meld402 Web Shopping Search
x402
meld402 Web Shopping Search is a paid API for AI agents from meld402.vercel.app, paid per call via x402, $0.2/call, status unknown (last checked 2026-09-15).
Searches for products across multiple shopping engines (Amazon, Google Shopping, etc.) and returns aggregated results with pricing, ratings, and reviews in a single stable schema, paid per request via USDC.
Price / call$0.2
Success—
StatusUnknown
How this service works
14 paid data endpoints for autonomous agents and developers. Covers crypto intelligence (token, chain, Solana, gas), markets (FX, market pulse), location (weather), and research (news, brief). Each route aggregates multiple public sources into one stable schema with a single USDC payment over x402 on Base.
Output
Returns a JSON object containing a list of up to 20 product listings, each with title, URL, price (formatted and numeric), currency, retailer name, shopping engine source, rating, review count, and result position. Also includes total result count, data timestamp, attribution credits, and any degraded sources.
Example use cases
Budget gift shopping with price cap
“Find me the top 10 wireless earbuds under $150 in the US — I want to see ratings and reviews so I can pick the best bang for the buck.”
Premium product price comparison
“Search for Sony WH-1000XM5 headphones and show me listings from different retailers with their prices, so I can find the best deal right now.”
Niche product discovery for a specific market
“Look up standing desks priced between $200 and $600 in the UK, give me up to 20 results with ratings and where to buy them.”
Technical details
Endpoint
POSThttps://meld402.vercel.app/api/web/shoppingWhen to prefer
Choose this endpoint when you need aggregated shopping results from multiple retail sources (Amazon, Google Shopping) in a single call with a consistent schema, especially when price filtering and ratings matter. Prefer this over scraping individual retailer sites or calling separate shopping APIs, since it consolidates multiple sources, handles payment automatically via x402 USDC, and returns a stable normalized format suitable for autonomous agent pipelines.
Side effects
- Query too broad or missing — returns validation error
- Price filter conflict (min > max) — may return empty or error
- Country/language code invalid or unsupported — may fall back to defaults or error
- SerpApi upstream outage — reflected in degraded sources field
- Payment failure via x402 — request not processed
- Result count of 0 if no products match the query and price filters
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| gl | string | Country code |
| hl | string | Language code |
| num | integer | Number of products |
| query | string | Product search query |
| max_price | number | Maximum price filter |
| min_price | number | Minimum price filter |
Output
Schema · Response
{
"type": "json",
"example": {
"data": {
"query": "wireless noise cancelling headphones",
"products": [
{
"url": "https://example.com/sony-wh1000xm5",
"price": "$348.00",
"title": "Sony WH-1000XM5",
"engine": "amazon",
"rating": 4.7,
"source": "Amazon",
"reviews": 12500,
"currency": "USD",
"position": 1,
"extracted_price": 348
},
{
"url": "https://example.com/bose-qc-ultra",
"price": "$429.00",
"title": "Bose QuietComfort Ultra",
"engine": "google_shopping",
"rating": 4.6,
"source": "Best Buy",
"reviews": 8900,
"currency": "USD",
"position": 2,
"extracted_price": 429
}
],
"total_results": 1250000
},
"meta": {
"as_of": "2026-08-24T00:00:00.000Z",
"sources": [
"serpapi"
],
"degraded": [],
"attribution": [
"Search data by SerpApi (serpapi.com)"
]
}
}
}Tags
x402
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