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ThredUp logoThredUp product data API

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

100,700 products
Sample prices $9–$29

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.

Love And Legend Black Track Pants Size 1x
ThredUp
Love And Legend Black Track Pants Size 1x
$17
Neineiwu Tan 3/4 Sleeve T-shirt Size M
ThredUp
Neineiwu Tan 3/4 Sleeve T-shirt Size M
$9
Unbranded Red Casual Dress Size Xl
ThredUp
Unbranded Red Casual Dress Size Xl
$19
Unbranded Blue Jeans Size 11 - 12
ThredUp
Unbranded Blue Jeans Size 11 - 12
$18
Assorted Brands White Ivory Sandals
ThredUp
Assorted Brands White Ivory Sandals
$17
Kenar Solid Black Dress Pants Size 8
ThredUp
Kenar Solid Black Dress Pants Size 8
$11
Unbranded 100% Polyester Red Active Pants Size 3x
ThredUp
Unbranded 100% Polyester Red Active Pants Size 3x
$17
Solow Black Active Pants
ThredUp
Solow Black Active Pants
$29
Assorted Brands Black Jeans Size 25 Waist
ThredUp
Assorted Brands Black Jeans Size 25 Waist
$20
Unbranded 100% Acrylic Ivory Scarf One Size
ThredUp
Unbranded 100% Acrylic Ivory Scarf One Size
$9
Sonoma Goods For Life Blue Cardigan Size M
ThredUp
Sonoma Goods For Life Blue Cardigan Size M
$19
Unbranded Solid Black Casual Pants Size L
ThredUp
Unbranded Solid Black Casual Pants Size L
$11
Assorted Brands Orange Scarf
ThredUp
Assorted Brands Orange Scarf
$12
Unbranded Yellow Tan Scarf
ThredUp
Unbranded Yellow Tan Scarf
$9
Unbranded 100% Polyester Solid Orange Casual Dress Size 6
ThredUp
Unbranded 100% Polyester Solid Orange Casual Dress Size 6
$16
Court & Rowe Stripes Silver Gray Casual Pants
ThredUp
Court & Rowe Stripes Silver Gray Casual Pants
$24
Unbranded Pink Swimsuit Top Size L
ThredUp
Unbranded Pink Swimsuit Top Size L
$10
Unbranded Tan Poncho One Size
ThredUp
Unbranded Tan Poncho One Size
$23
Missufe Solid Black Cocktail Dress Size L
ThredUp
Missufe Solid Black Cocktail Dress Size L
$10
Solid Black Cocktail Dress
ThredUp
Solid Black Cocktail Dress
$26
Assorted Brands 100% Cotton Black Short Sleeve T-shirt Size S
ThredUp
Assorted Brands 100% Cotton Black Short Sleeve T-shirt Size S
$14
Graphic Gray Sweatpants
ThredUp
Graphic Gray Sweatpants
$14
Unbranded Brown Active Pants Size M (estimated)
ThredUp
Unbranded Brown Active Pants Size M (estimated)
$14
Ion Actif Black Long Sleeve Turtleneck Size M
ThredUp
Ion Actif Black Long Sleeve Turtleneck Size M
$23

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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