Channel3 Product Data · Post Cards
Post Cards Product API
Access structured post cards products across the Channel3 product graph, including normalized product titles, images, prices, availability, merchant URLs, and category IDs for AI shopping agents and commerce apps.
No credit card required.
Search post cards products
Use the search endpoint with the Post Cards category filter applied. Start with 1,000 free searches every month.
curl https://api.trychannel3.com/v1/search \
-H "x-api-key: $CHANNEL3_API_KEY" \
-H "content-type: application/json" \
-d '{
"query": "post cards products",
"filters": {
"category_ids": [
"JqL"
]
},
"limit": 20
}'from channel3_sdk import Channel3
client = Channel3()
products = client.search.perform(
query="post cards products",
filters={"category_ids": ["JqL"]},
limit=20,
)import Channel3 from "@channel3/sdk";
const client = new Channel3();
const products = await client.search.perform({
query: "post cards products",
filters: {
category_ids: ["JqL"],
},
limit: 20,
});What the product data includes
Normalized product titles
Clean, comparable titles across merchants and storefronts.
Brand and categories
Stable identifiers for filtering, deduplication, and analytics.
Images and product metadata
Hero images, product IDs, category signals, and merchant context.
Live prices and availability
Current offer data so agents do not recommend stale products.
Merchant URLs
Direct product links from retailers and marketplaces.
Affiliate-ready offers
Monetizable links and commission-aware offer selection where available.
Sample post cards products
A preview of the structured products available through the Channel3 product data API.
Top post cards brands
Jump from this category into brand-specific product data APIs with enough products to support search and agent workflows.
A structured response for apps and agents
Results are ready for search interfaces, ranking pipelines, product cards, and AI agent tool calls.
{
"products": [
{
"id": "prod_01H...",
"title": "Sample product",
"brand": {
"name": "Example Brand"
},
"category_ids": [
"xoN"
],
"images": [
{
"url": "https://..."
}
],
"offers": [
{
"merchant_domain": "example.com",
"price": 128,
"currency": "USD",
"availability": "InStock",
"url": "https://..."
}
]
}
],
"next_page_token": "eyJwYWdlIjoyfQ..."
}Common use cases
AI shopping agents
Let users ask for products naturally, then return structured candidates your agent can rank and explain.
Affiliate search
Build product discovery experiences with merchant URLs and affiliate-aware offer data.
Marketplace search
Power fast, filterable product search without maintaining retailer-specific scraping pipelines.
Catalog enrichment
Map sparse product records to normalized brands, categories, images, and live merchant offers.
Frequently asked questions
How do I find post cards product data?
Use the Channel3 search endpoint with a category filter. The response includes normalized products, images, prices, availability, and merchant URLs.
Can I use this data in an AI shopping agent?
Yes. Channel3 is designed for product discovery workflows where an app or agent needs structured product results from many merchants.
Do results include price and stock?
Product offers include price, currency, availability, merchant domain, and product URLs when those fields are available.
Can I monetize product links?
Channel3 returns merchant URLs and can use affiliate-ready offer selection where commission data is available.
Start building with post cards product data
Start with 1,000 free searches every month. No credit card required.
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