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Synapse Food Nutrition Lookup
x402
Synapse Food Nutrition Lookup is a paid API for AI agents from anibalb.duckdns.org, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-31).
Looks up nutritional data (calories, proteins, nutriscore) for a food product by barcode or name
Price / call$0.002
Success—
StatusUnknown
How this service works
Public data and utility APIs paid per call in USDC on Base (x402). No accounts, no API keys. 174 routes: crypto/equity data, onchain reads, DNS/email/security intel, geo/weather, x402 payment diagnostics, dev utilities and more.
Output
Returns a JSON object with the product's EAN barcode, brand names, product name, calories per 100g, protein per 100g, and nutriscore grade (letter a–e).
Example use cases
Barcode scan nutrition check
“I just scanned the barcode 0737628064502 on this pasta box — can you pull up the calories, protein, and nutriscore grade for me?”
Macro tracking for branded food
“I'm logging my meals and I need the calories and protein per 100g for Simply Asia Thai Kitchen Rice Noodles.”
Nutriscore comparison for grocery shopping
“Can you look up the nutriscore grade for Thai Kitchen Rice Noodles so I can decide if it's a healthy choice?”
Technical details
Endpoint
GEThttps://anibalb.duckdns.org/x402/food-nutrition?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need quick, pay-per-call nutritional lookups for packaged food products without API key setup. Ideal for agents handling meal logging, grocery comparison, or dietary analysis that need calorie, protein, and nutriscore data from a broad food product catalog.
Side effects
- Product not found in database — returns empty or 404-style response
- Invalid or unrecognized barcode — no match returned
- Missing query parameter — returns schema validation error
- Service unavailable or payment failure — 402 or 5xx response
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"code": "0737628064502",
"brands": "Simply Asia, Thai Kitchen",
"product_name": "Thai Kitchen Rice Noodles",
"calories_100g": 357,
"proteins_100g": 7.9,
"nutriscore_grade": "c"
}
}Tags
x402
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