Stripe Boxy Crewneck Tee
$37
Product data
Theory
Structured Theory product data for search, recommendations, and AI shopping agents.
What Theory can I help you find?
In the catalog
Sample Theory products
A live slice of the Theory catalog — titles, images, and prices the API returns today.
Sylvain Structure Knit Shirt
$195
Etiennette Blazer In Black
£340
Hilles Cashmere Sweater
$345
Short Sleeve Polo
$70
Silk Georgette Sleeveless Button-up Shirt
$83
Free Flow Linen Blend Drawstring Pants
$110
Chambers Wool Blend Sport Coat
$313
Lynie Check Shorts
$107
Noll Short Sleeve Camp Shirt
$123
Check Single Breasted Blazer
$475
Admiral Crepe Blazer
$198
One endpoint
Filter Theory with a brand ID
The same search used in the demo above. Pass brand_ids to keep results inside this catalog. 1,000 free searches a month.
- Normalized titles, images, and stable brand IDs
- Live prices, availability, and merchant URLs
- Affiliate-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": "Theory products",
"filters": {
"brand_ids": [
"iGV9"
]
},
"limit": 20
}'from channel3_sdk import Channel3
client = Channel3()
response = client.products.search(
query="Theory products",
filters={"brand_ids": ["iGV9"]},
limit=20,
)import { Channel3 } from "@channel3/sdk";
const client = new Channel3();
const response = await client.products.search({
query: "Theory products",
filters: {
brand_ids: ["iGV9"],
},
limit: 20,
});Categories
Broader product-data APIs for the same shopping workflows.
More brands
Other large catalogs available through the same API.
FAQs
How developers pull Theory into agents, search, and affiliate flows.
For Theory
Do you work at Theory?
Channel3 can help Theory show up more accurately across AI shopping apps. No technical work. Most teams are live the same week.