USDA FoodData Central | Operate As Docs

Connect your client's USDA FoodData Central with a key they paste, and call its API through Operate As.

Website: usda.gov
Connects by: Pasting a API key
Category: Health and fitness
Services: 1
Tools: Pass-through only

Service	Key	Base URL
USDA FoodData Central	`usda-fooddata`	`https://api.nal.usda.gov/fdc/v1`

Connecting

Your client makes a API key in their USDA FoodData Central settings and pastes it on their link. Operate As tries it with USDA FoodData Central before saving it, and stores it encrypted. See Services connected with an API key.

Check they're connected

curl https://api.operate.as/v1/me/clients \
  -H "Authorization: Bearer $OPERATE_AS_API_KEY"

curl https://api.operate.as/v1/me/clients \  -H "Authorization: Bearer $OPERATE_AS_API_KEY"

Response

[
  {
    "id": "6f1c2a7e-...",
    "name": "Miller Dental",
    "services": [
      "usda-fooddata"
    ]
  }
]

[  {    "id": "6f1c2a7e-...",    "name": "Miller Dental",    "services": [      "usda-fooddata"    ]  }]

Permissions

What the client reads	Permission it asks for
Use the USDA FoodData Central key you paste, with only the access you gave that key	Chosen on the provider's screen

Pass-through

USDA FoodData Central has no ready-made tools yet. Call any endpoint of its API through Operate As instead, with the client's access attached.

Add the client

In Clients, add your client and select USDA FoodData Central. Then send them their link.

Your client connects

They paste a API key from their USDA FoodData Central settings.

Find the endpoint

Pick the call from USDA FoodData Central's own API docs. Your path is everything after https://api.nal.usda.gov/fdc/v1.

Send it through Operate As

Use the client's ID, the service key usda-fooddata and that path. Your Operate As key goes in Authorization; the client's access is added for you.

See Pass-through requests for the full request and response format.

Call any endpoint

curl "https://api.operate.as/v1/clients/6f1c2a7e-.../usda-fooddata/foods/search?query=apple" \
  -H "Authorization: Bearer $OPERATE_AS_API_KEY"

curl "https://api.operate.as/v1/clients/6f1c2a7e-.../usda-fooddata/foods/search?query=apple" \  -H "Authorization: Bearer $OPERATE_AS_API_KEY"

Response

{
  "status": 200,
  "data": {
    "…": "the service's own response"
  },
  "encoding": "json"
}

{  "status": 200,  "data": {    "…": "the service's own response"  },  "encoding": "json"}

When access ends

A key works until your client deletes it in USDA FoodData Central. They can paste a new one on the same link at any time, and your workflows carry on without changes.

See Keeping access alive and Removing access.

Calls answer, once the key is deleted

{
  "status": 401,
  "data": {
    "…": "the service's own error"
  },
  "encoding": "json"
}

{  "status": 401,  "data": {    "…": "the service's own error"  },  "encoding": "json"}