Skills

Search USDA FoodData Central in Duaer

In Duaer, search foods in USDA FoodData Central. One successful search uses 1 credit.

What Duaer returns

Each row has an id, label, and description when present.

Key

Before you call, get a Duaer key.

Call skill

Paste this English skill into an agent. It matches Copy skill in the Duaer data market.

---
name: duaer-usda-fdc
description: >-
  Search foods in USDA FoodData Central through Duaer. One successful search uses 1 Duaer credit.
---

# Duaer USDA FoodData Central

Search foods in USDA FoodData Central through Duaer. One successful search uses 1 Duaer credit.

## Call

`GET https://api.duaer.com/v1/data/usda-fdc?words=apple&limit=10`

Header: `Authorization: Bearer <Duaer key>`

Use an account key or a model API key.

Get a Duaer key: https://skills.duaer.com/keys.md

- Provide `words` or `id`.
- `words` — food name, such as apple.
- `id` — optional. FDC id such as 1750340.
- `limit` — optional. From 1 to 20. Default 10.

## Result

Each item includes `source`, `title`, `url`, and `summary`, plus the fields named on this skill.

## Credits

One successful search uses 1 credit.
An empty search, a failed search, a compound that matches nothing, or no remaining credits uses 0.
No remaining credits returns 402 and does not search.
A missing key returns 401.

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