API

Items and prices

Read the same item and listing data that powers the toolkit. Send your key in the X-API-Key header. The host is the origin issued with your key.

100 / min
All routes, per key
60 / min
Pricing routes
X-API-Key
Required header

Endpoints

GET

/api/v1/items

Every item, with rarity and type.

curl -H "X-API-Key: $CSDELTA_API_KEY" \
  "$CSDELTA_API_ORIGIN/api/v1/items"

GET

/api/v1/items/:id

One item by id, with rarity and type.

id: Item id.

curl -H "X-API-Key: $CSDELTA_API_KEY" \
  "$CSDELTA_API_ORIGIN/api/v1/items/1"

GET

/api/v1/prices

Paginated listings. Filter by marketplace name and float range.

marketplace: Marketplace name.
min_float: Minimum float, inclusive.
max_float: Maximum float, inclusive.
page: Page number. Defaults to 1.
limit: Page size. Defaults to 20.

curl -H "X-API-Key: $CSDELTA_API_KEY" \
  "$CSDELTA_API_ORIGIN/api/v1/prices?marketplace=Steam&min_float=0&max_float=0.07&page=1&limit=20"

GET

/api/v1/prices/marketplace/:marketplaceId

Paginated listings for one marketplace id.

marketplaceId: Marketplace id.
page: Page number. Defaults to 1.
limit: Page size. Defaults to 20.

curl -H "X-API-Key: $CSDELTA_API_KEY" \
  "$CSDELTA_API_ORIGIN/api/v1/prices/marketplace/1?page=1&limit=20"

GET

/api/v1/prices/aggregated

One listing for an item: most recent, highest, lowest, or the average.

item_name: Required. Full item name.
marketplace: Optional marketplace name.
aggregation: recent (default), highest, lowest, or average.
min_float: Minimum float, inclusive.
max_float: Maximum float, inclusive.
currency: Defaults to USD.

curl -G -H "X-API-Key: $CSDELTA_API_KEY" \
  --data-urlencode "item_name=AK-47 | Redline (Field-Tested)" \
  --data-urlencode "aggregation=lowest" \
  "$CSDELTA_API_ORIGIN/api/v1/prices/aggregated"

Errors

401
Missing or unknown key. The body is { "error": "Unauthorized: Invalid or missing API key" }.
429
Rate limit. Pricing routes return a pricing-specific message. Wait and retry.
404
Unknown route, missing item, or no listings for that filter.