Agent Checkout

Let AI agents shop anywhere online

One API to let agents find products, manage carts, and complete purchases across online stores. Crossmint handles checkout execution, payments, and merchant integrations.

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One API. Every online store.

One integration for every merchant. Crossmint handles the checkout flow behind the scenes.

Any merchant

Shop across online stores with one integration.

Any payment method

Pay with cards, digital wallets, and more.

Automatic checkout

We handle UCP, ACP, and merchant APIs.

No browser automation

We manage browsers and checkout flows for you.

From product link to completed purchase

Let agents execute purchases end-to-end with a single API.

  1. Send a product URL, purchase instructions, and a maximum spending amount.

  2. We navigate the merchant, build the cart, and collect shipping and payment details.

  3. Request user input or payment approval only when required, directly within your app.

  4. Receive purchase confirmation, order details, and a receipt when available.

Everything agents need to shop online

From finding products to completing purchases, give agents the tools to shop autonomously.

Buy products

Find products, select options, and complete purchases.

Shop across stores

Purchase from multiple merchants in one checkout.

Monitor prices

Track prices and buy when they hit your target.

Manage shopping carts

Add items, save carts, and check out later.

Manage subscriptions

Start, change, or cancel subscriptions.

Use existing accounts

Shop with saved logins, addresses, and payment methods.

Secure payments, built in

Let agents make purchases while keeping payment details protected and users in control.

  • Enforce spending limits

    Set a maximum spend for each checkout. Transactions above the limit are blocked.

  • Keep card details private

    Pay with Crossmint Agent Cards without exposing card details to agents or your app.

  • Stay in control

    Approve purchases, track progress, and cancel checkouts at any time.

Your brand, from start to checkout

Crossmint handles checkout execution behind the scenes, while your app owns the user experience.

  • Embedded interactions

    Collect purchase details and approvals without sending users to another app.

  • Persistent merchant sessions

    Keep users signed in to stores, with saved addresses, carts, and account benefits.

  • Real-time visibility

    Stream checkout progress and display live browser sessions within your app.

Sample App

See Agent Checkout in action

Explore an open-source demo where an AI agent purchases products online using a user's saved card and predefined spending budget.

Try the live demoView on GitHub

Frequently asked questions

Still have questions? Talk to our team

Agent Checkout works across online merchant websites without requiring individual integrations. Crossmint uses commerce protocols, merchant APIs, or browser automation depending on the merchant. Some stores may block automated checkouts.

Agents can use Crossmint Agent Cards, saved merchant cards, Shop Pay, Klarna, and other payment methods accepted by the merchant, depending on the checkout.

No. Crossmint handles supported commerce protocols and automatically chooses the appropriate checkout method for each merchant.

No. Crossmint operates the browser infrastructure and handles merchant-specific checkout flows.

Yes. Browser profiles let users stay signed in to merchants, including access to saved carts, addresses, and payment methods.

At the payment step, Crossmint requests approval or an existing authorized payment method through your app. Pre-approved spending budgets can also be used.

Yes. Stream checkout events, surface required actions, and embed a live browser view in your application.

The merchant remains the seller and merchant of record. Returns and refunds follow the merchant's policies.

Turn any AI agent into a shopping agent

Connect your agent to online commerce with a single API. Your first 1,000 checkouts each month are free.

Get StartedView Documentation