Try any of 2778 endpoints — live.
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List the products of one or more Walgreens categories (tier-3 aisle ids, the same ids every product row reports as `category_ids.tier3`) with REAL pagination: up to 100 products per page and up to 15 pages. Several category ids in one call are merged into a single result set by Walgreens. Each row carries the same price, promotion, UPC/GTIN, availability and ingredient fields as `search`. MEASURED CEILING: Walgreens refuses page 16 and above at every page size, so at most 1,500 products of a category are reachable even when it reports more; `last_page`, `page_cap` and `has_more` say exactly where you are.
curl -X POST https://api.reefapi.com/walgreens/v1/category/products \
-H "x-api-key: $REEF_KEY" \
-H "content-type: application/json" \
-d '{"category_id":"361471","page":"1","page_size":"24"}'Hit Send to run this endpoint live.
What you can run here, without an account
ReefAPI is one HTTP gateway to 438 live web-data APIs covering 2778 endpoints across 14 categories. Every endpoint answers with the same JSON envelope, so one integration reaches all of them. Each response reports what it cost and when the source was read.
No signup, no API key and no card are required to try an endpoint on this page. Anonymous calls run on a shared demo key, capped at 15 calls per hour per visitor. Pick an API, fill the parameters and the real response comes back from the live source, not from a canned sample. A free account lifts the cap and gives you 1,000 credits and your own key.
Browse every API in the catalog, read an endpoint's fields and example response in the docs, or see per-call credit costs on the pricing page.
Coverage by category
| ecommerce | 191 |
| classifieds | 99 |
| media | 25 |
| real-estate | 21 |
| utilities | 19 |
| developer-tools | 18 |
| jobs | 17 |
| reviews | 15 |
| social | 12 |
| travel | 9 |
| finance | 5 |
| other | 3 |
| search-seo | 2 |
| government | 2 |