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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.

Faded Glory Tan Jeans Size 6
ThredUp
Faded Glory Tan Jeans Size 6
$10
Vanilla Sugar Black Sleeveless Blouse Size Xl
ThredUp
Vanilla Sugar Black Sleeveless Blouse Size Xl
$16
Mta Sport Gray Short Sleeve T-shirt Size 2x
ThredUp
Mta Sport Gray Short Sleeve T-shirt Size 2x
$9
Unbranded Paisley Orange Casual Dress Size 4
ThredUp
Unbranded Paisley Orange Casual Dress Size 4
$17
Assorted Brands Blue Denim Vest Size 3t
ThredUp
Assorted Brands Blue Denim Vest Size 3t
$9
Unbranded 100% Polyester Purple Tank Top Size Xl
ThredUp
Unbranded 100% Polyester Purple Tank Top Size Xl
$9
Ariella Gray Yellow 3/4 Sleeve Blouse Size S
ThredUp
Ariella Gray Yellow 3/4 Sleeve Blouse Size S
$10
Swim Systems Solid Purple Casual Skirt Size L
ThredUp
Swim Systems Solid Purple Casual Skirt Size L
$11
H.moser & Cie Green Cardigan
ThredUp
H.moser & Cie Green Cardigan
$91
Unbranded Gray Sweatshirt Size L
ThredUp
Unbranded Gray Sweatshirt Size L
$12
Cristina B. 100% Polyester Blue Sleeveless Blouse Size S
ThredUp
Cristina B. 100% Polyester Blue Sleeveless Blouse Size S
$9
Bb Dakota 100% Lyocell Tan Casual Dress Size M
ThredUp
Bb Dakota 100% Lyocell Tan Casual Dress Size M
$53
Ariella Yellow Sleeveless Top Size L
ThredUp
Ariella Yellow Sleeveless Top Size L
$10
Unbranded Checkered-gingham Green Scarf
ThredUp
Unbranded Checkered-gingham Green Scarf
$11
100% Cotton Ivory Casual Pants Size 120 Cm / Us 6x
ThredUp
100% Cotton Ivory Casual Pants Size 120 Cm / Us 6x
$29
Assorted Brands Purple Pullover Sweater Size Xl (estimated)
ThredUp
Assorted Brands Purple Pullover Sweater Size Xl (estimated)
$19
Unbranded Yellow Dress Size 70 Cm / Us 6-9 Mo
ThredUp
Unbranded Yellow Dress Size 70 Cm / Us 6-9 Mo
$12
Assorted Brands Blue Short Sleeve T-shirt
ThredUp
Assorted Brands Blue Short Sleeve T-shirt
$12
100% Silk Gray Casual Dress
ThredUp
100% Silk Gray Casual Dress
$29
Sweet Romeo Pullover Sweater
ThredUp
Sweet Romeo Pullover Sweater
$10
Bb Dakota 100% Nylon Burgundy Cocktail Dress Size 2
ThredUp
Bb Dakota 100% Nylon Burgundy Cocktail Dress Size 2
$64
Unbranded 100% Polyester Solid Blue Casual Dress Size Xxl
ThredUp
Unbranded 100% Polyester Solid Blue Casual Dress Size Xxl
$24
Unbranded Stripes Black Formal Skirt Size 11 - 12
ThredUp
Unbranded Stripes Black Formal Skirt Size 11 - 12
$19
Leslie Fay Black Casual Dress Size 12
ThredUp
Leslie Fay Black Casual Dress Size 12
$29

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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