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ThredUp logoThredUp product data API

Structured ThredUp product data for developers building search, recommendations, and AI shopping agents.

Agentic commerce demo

Try a ThredUp-only AI shopping agent

This demo uses a constant ThredUp filter and tells the assistant it represents ThredUp only. Developers can use the same pattern to build brand-scoped shopping agents, product search, and recommendation flows.

Do you work at ThredUp?

Looking to drive more AI sales? Channel3 can help ThredUp surface more accurately and frequently on AI shopping platforms. No technical work required on your end. Most teams get set up in less than 10 minutes and see results same week.

Drive more AI sales
C3

Hello! I'm an AI shopping assistant powered by the Channel3 API, and I'm scoped to ThredUp products.

Find any ThredUp product with one easy endpoint

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": "ThredUp products",
  "filters": {
    "brand_ids": [
      "PZ2v"
    ]
  },
  "limit": 20
}'
from channel3_sdk import Channel3

client = Channel3()

products = client.search.perform(
    query="ThredUp products",
    filters={"brand_ids": ["PZ2v"]},
    limit=20,
)
import Channel3 from "@channel3/sdk";

const client = new Channel3();

const products = await client.search.perform({
  query: "ThredUp products",
  filters: {
    brand_ids: ["PZ2v"],
  },
  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 ThredUp products

A preview of the products available through the Channel3 ThredUp product data API.

Unbranded Black Kimono
ThredUp
Unbranded Black Kimono
$16
Unbranded Teal Active Pants Size L
ThredUp
Unbranded Teal Active Pants Size L
$14
Unbranded 100% Rayon Polka Dots Green Casual Dress
ThredUp
Unbranded 100% Rayon Polka Dots Green Casual Dress
$21
Pullover Hoodie
ThredUp
Pullover Hoodie
$10
Cristina B. 100% Polyester Blue Sleeveless Blouse Size S
ThredUp
Cristina B. 100% Polyester Blue Sleeveless Blouse Size S
$9
Unbranded Tweed Tan Shorts Size M
ThredUp
Unbranded Tweed Tan Shorts Size M
$9
Blue Casual Pants Size 8
ThredUp
Blue Casual Pants Size 8
$15
Unbranded Black Blue Scarf One Size
ThredUp
Unbranded Black Blue Scarf One Size
$11
Unbranded Black Ankle Boots Size 8
ThredUp
Unbranded Black Ankle Boots Size 8
$21
Unbranded Hearts Blue Jeans Size 30 Waist
ThredUp
Unbranded Hearts Blue Jeans Size 30 Waist
$17
Unbranded Gray Kimono Size S
ThredUp
Unbranded Gray Kimono Size S
$9
Pixley 100% Polyester Black 3/4 Sleeve Blouse Size Xxl
ThredUp
Pixley 100% Polyester Black 3/4 Sleeve Blouse Size Xxl
$15
Silver Ivory Wristlet
ThredUp
Silver Ivory Wristlet
$21
Short Sleeve T-shirt
ThredUp
Short Sleeve T-shirt
$14
Assorted Brands Blue Jeans Size 26 Waist
ThredUp
Assorted Brands Blue Jeans Size 26 Waist
$14
Orange Long Sleeve Top
ThredUp
Orange Long Sleeve Top
$15
Assorted Brands Polka Dots Silver 3/4 Sleeve Blouse Size Eu 40 / Us 10
ThredUp
Assorted Brands Polka Dots Silver 3/4 Sleeve Blouse Size Eu 40 / Us 10
$22
Unbranded Color Block Gray White Pullover Sweater
ThredUp
Unbranded Color Block Gray White Pullover Sweater
$16
Assorted Brands Gray Kimono
ThredUp
Assorted Brands Gray Kimono
$18
Unbranded Red Casual Dress Size Xl
ThredUp
Unbranded Red Casual Dress Size Xl
$19
Unbranded Solid Black Casual Dress Size S
ThredUp
Unbranded Solid Black Casual Dress Size S
$25
Sonoma Goods For Life Solid Blue Jeans Size 10
ThredUp
Sonoma Goods For Life Solid Blue Jeans Size 10
$18
Maison Me Stripes Green Short Sleeve T-shirt Size 5
ThredUp
Maison Me Stripes Green Short Sleeve T-shirt Size 5
$11
Assorted Brands Solid Black Dress Pants
ThredUp
Assorted Brands Solid Black Dress Pants
$21

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": "ThredUp sample product",
      "brand": {
        "name": "ThredUp"
      },
      "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 ThredUp product data?

Use the Channel3 search endpoint with a brand 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.

Explore product data categories

Browse broader product data APIs related to brand-scoped product search and AI shopping agent workflows.

More brand product data APIs

Compare this brand feed with other large brand catalogs available through Channel3.

Build with ThredUp product data

Start with 1,000 free searches every month. No credit card required.

Every product on the internet, in one API.

Get paid to build the future of shopping.

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In-store

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channel 2

Online

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channel 3

Agentic Commerce

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