CartAI

CartAI: The Specialized AI Agent for Programmable Transactions

In the evolving landscape of digital commerce, the ability to automate complex web interactions is no longer a luxury—it is a necessity. CartAI emerges as the definitive AI agent that handles checkout, offering a specialized layer designed specifically for the intersection of browser automation and agentic payments. While general-purpose tools focus on broad navigation, CartAI is a developer-first primitive built for a single, non-negotiable outcome: the transaction must clear.

What's CartAI?

CartAI is a comprehensive platform that provides one API to deploy specialized agents capable of navigating any web property to complete transactions. This includes e-commerce checkouts, subscription sign-ups, invoice payments, and order submissions. Whether you need to automate a manual billing process or enable checkout on a content-heavy editorial site, CartAI provides the infrastructure to make it happen reliably.

The Specialized Intersection

To understand CartAI, one must look at the categories it bridges:

1. Browser Automation: While general tools handle research, scraping, and data extraction across the open web, they often lack the transactional reliability required for commerce.
2. Agentic Payments: This layer handles identity and payment rails (KYA, signed credentials).
3. CartAI: This is the specialized execution layer where AI-driven browser navigation and payment infrastructure fuse into a single primitive. It is designed specifically for workflows where a transaction must clear.

Key Features of the CartAI Platform

CartAI is built as a single primitive that supports four core products, covering the entire transaction lifecycle from product discovery to revenue sharing.

1. Catalog

The Catalog feature allows users to search for products across various merchants. It pulls essential data including variants and live pricing, providing checkout estimates before a cart even exists. This is critical for agents that need to inform users of costs before initiating a transaction.

2. Checkouts

At the core of the platform is the Checkouts API. This feature clears the order on the live merchant surface and tracks it through to confirmation. It provides normalized orders and uses webhooks to keep your application updated on every state transition.

3. Payments

CartAI offers hosted payment sessions via Visa Intelligent Commerce and Mastercard Agent Pay. This ensures that PCI scope remains off your technical stack, utilizing a secure, externalized payment infrastructure.

4. Monetization

The platform includes built-in attribution for affiliate commissions. When an agent facilitates a purchase through your surface, CartAI ensures you still earn through integrated monetization features.

The Technology Behind the Moat

Anyone can build a tool to navigate a website, but few can ensure a transaction successfully clears. CartAI has engineered three specific pillars to solve the hardest parts of automated commerce.

Composable Workflows

Every transaction has a unique shape—some require 3D Secure (3DS) authentication, some require logins, and others need specific shipping profiles. CartAI utilizes composable step primitives and conditional branching to assemble the exact steps required for a specific situation. All workflows are idempotent and retry-safe by design.

PCI-Compliant Payment Stack

Security is paramount in agentic transactions. CartAI includes a full PCI DSS compliant intake and tokenized card vaulting system. It is integrated with modern agentic payment protocols, ensuring that card data is handled according to the highest industry standards.

Cooperative Bot-Mitigation

Rather than attempting to evade security measures like Cloudflare, Human, or Fingerprint, CartAI cooperates with them. By using Web Bot Auth, Skyfire KYA, and signed agent identities, CartAI transactions are cleared and recognized as legitimate, rather than being flagged as malicious bot activity.

How to Use CartAI

CartAI offers three distinct ways to ship transactional capabilities, depending on the level of control and the nature of the application.

1. The CartAI API

For developers who want full control, the API allows you to wire the programmable-transaction primitive directly into your workflow.

Example API Request:

// POST https://api.cartai.ai/checkout
const response = await fetch("https://api.cartai.ai/checkout", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    "Authorization": `Bearer ${process.env.CARTAI_KEY}`,
  },
  body: JSON.stringify({
    customer: { email: "[email protected]", name: "Jane Doe" },
    tasks: [{ target: "bestbuy.com/...", variant: { color: "black" } }],
    options: { sandbox: true }
  }),
});

2. CartAI MCP Server

The Model Context Protocol (MCP) server allows you to plug CartAI into any MCP host, such as Claude Desktop or Cursor. This gives your AI agent the tools to search products, estimate costs, and execute checkouts autonomously via an open-source (Apache 2.0) interface.

3. CartAI Hosted Cart

For a turnkey solution, the Hosted Cart can be embedded into any surface with a single line of code. It handles variant selection, addresses, and payments within a white-label iframe or component, all powered by the same underlying API.

Use Cases: Automate, Embed, and Enable

Automate Existing Processes

Businesses can replace manual transactional processes with reliable execution. This includes:

• E-commerce Checkout: Automated purchasing across retail, electronics, and beauty.
• Subscriptions & Renewals: Handling sign-ups and plan changes in any portal.
• Invoice & Bill Payment: Paying utility or healthcare bills through vendor portals.
• Procurement: Submitting B2B supply orders and POs.

Embed Transactions into New Applications

Developers can build AI-native commerce experiences:

• Shopping Copilots: Giving virtual assistants the power to transact.
• Vertical AI Apps: Creating gift finders, travel planners, or virtual closets.
• Marketplaces: Enabling brand-owned checkout on discovery surfaces without redirects.

Enable on New Surfaces

Add transactional capabilities to surfaces that never had them:

• Publishers & Editorial: Making reviews and gift guides directly shoppable.
• Influencer Platforms: Preserving creator attribution while allowing direct checkout.
• Content Properties: Converting intent directly within recommendation feeds.

FAQ

What surfaces are supported by CartAI? CartAI can navigate and transact through any web property, including all e-commerce checkouts, custom carts, intranet portals, vendor portals, and login-gated workflows.

How does CartAI handle bot detection? CartAI uses cooperative bot-mitigation. It works with infrastructure like Cloudflare and Human via signed agent identities and Web Bot Auth to ensure transactions are cleared cleanly and not flagged.

Is the payment process secure? Yes. CartAI features a PCI DSS compliant intake and tokenized card vaulting. It also supports agentic payment protocols and KYA (Know Your Agent) integrations like Skyfire.

Can I use CartAI for B2B procurement? Absolutely. CartAI is designed to handle B2B vendor portals and PO submissions, with or without an immediate payment step.