Ucp MCP Server

Universal Commerce Protocol (UCP) is Google's open standard for agentic commerce. It enables AI agents to autonomously discover products, build carts, checkout, manage orders, and track deliveries - without screen-scraping or bespoke merchant integrations. Its 20 documented tools cover cart, order.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in JavaScript.

One of 127 MCP servers published from codespar/mcp-dev-latam. Stars and repository activity are shared across all of them. See all 127 →

VERIFIED ACTIVE

LAST COMMIT 2026-08-12 · VERIFIED 2026-08-25

MIT · JavaScript servers · how we verify → /methodology

01 · Install Ucp

before you install - you'll need

Set UCP_API_KEY before connecting. UCP_MERCHANT_ID is optional or environment-specific per the README.

Claude Code

claude mcp add codespar-mcp-dev-latam-packages-payments -- npx -y @codespar/mcp-ucp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "codespar-mcp-dev-latam-packages-payments": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-ucp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package @codespar/mcp-ucp - published under the repo owner's npm scope (@codespar)

registry namespace io.github.codespar is GitHub-verified and matches the repo owner

03 · What Ucp can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

What you can build

With this server connected, an agent can search merchant product catalog, get detailed product information including pricing, variants, availability, and reviews, check product stock and delivery availability for a specific location, and create a new shopping cart for a merchant.

Capability map

Tools grouped from the project's README - what Ucp lets an agent do.

read & search

6 tools - e.g. Search merchant product catalog.; Get detailed product information including pricing, variants, availability, and reviews; List UCP-compatible merchants with optional category and region filters

search_products · get_product · list_merchants · get_delivery_options · list_orders · get_profile

Cart

5 tools - e.g. Create a new shopping cart for a merchant; Add an item to the shopping cart; Remove an item from the shopping cart

create_cart · add_to_cart · remove_from_cart · get_cart · clear_cart

Order

3 tools - e.g. Confirm and place the order.; Get order details including items, status, payment, and shipping info; Cancel a pending or confirmed order

confirm_order · get_order · cancel_order

Check

1 tool - e.g. Check product stock and delivery availability for a specific location

check_availability

Initiate

1 tool - e.g. Start the checkout process for a cart.

initiate_checkout

Apply

1 tool - e.g. Apply a payment method to the checkout session.

apply_payment

Request

1 tool - e.g. Request a return or refund for a delivered order

request_return

Track

1 tool - e.g. Get real-time shipment tracking details for an order

track_shipment

04 · Who maintains Ucp

mcp-ucp is maintained by codespar. We track 127 MCP servers from codespar - 127 actively maintained, 269 combined GitHub stars, oldest repo from Mar 2026. Full record: all servers from codespar.

05 · Facts

repository: github.com/codespar/mcp-dev-latam
category: other - actively maintained as of 2026-08-25.
registry: io.github.codespar/mcp-ucp (active, first published 2026-04-12 · 3 versions)
packages: npm:@codespar/mcp-ucp

06 · Ucp FAQ

Is Ucp still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-12. We re-verify nightly.

What can Ucp do?

How do I install Ucp?

Run `npx -y @codespar/mcp-ucp`. The README documents 2 environment variables (UCP_API_KEY, UCP_MERCHANT_ID) to set first. Set UCP_API_KEY before connecting. UCP_MERCHANT_ID is optional or environment-specific per the README. You can also paste the ready-made client config above.

Does Ucp run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Ucp

Alternatives to Ucp

Maintained other servers if Ucp isn't the fit.

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