Product data
Capstone
Structured Capstone product data for search, recommendations, and AI shopping agents.
What Capstone can I help you find?
In the catalog
Sample Capstone products
A live slice of the Capstone catalog — titles, images, and prices the API returns today.
One endpoint
Find all Capstone products, in one API call
- Normalized titles, images, and stable brand IDs
- Live prices, availability, and merchant URLs
- Commission-ready offers when a rate is available
curl https://api.trychannel3.com/v1/search \
-H "x-api-key: $CHANNEL3_API_KEY" \
-H "content-type: application/json" \
-d '{
"query": "Capstone products",
"filters": {
"brand_ids": [
"QD1N"
]
},
"limit": 20
}'from channel3_sdk import Channel3
client = Channel3()
response = client.products.search(
query="Capstone products",
filters={"brand_ids": ["QD1N"]},
limit=20,
)import { Channel3 } from "@channel3/sdk";
const client = new Channel3();
const response = await client.products.search({
query: "Capstone products",
filters: {
brand_ids: ["QD1N"],
},
limit: 20,
});Categories
Broader product-data APIs for the same shopping workflows.
More brands
Other large catalogs available through the same API.
For Capstone
Do you work at Capstone?
Channel3 is the product graph AI shopping apps plug into. Join it once and Capstone's catalog becomes available to every assistant, search engine, and agent that sources products through the graph — read-only, no technical work.