generated: '2026-08-02'
method: searched
source: https://coldsnap.com/api/mcp
status: published
server:
  name: coldsnap-storefront
  transport: http
  url: https://coldsnap.com/api/mcp
  authentication: none
  server_info:
    name: storefront-renderer
    version: 0.1.0
  protocol_version: '2025-06-18'
  capabilities:
    tools:
      listChanged: true
    prompts:
      listChanged: true
    resources:
      listChanged: true
    logging: {}
  discovery:
  - source: https://coldsnap.com/robots.txt
    note: robots.txt advertises the agent surface, the UCP discovery document and the
      UCP/MCP endpoint
  - source: https://coldsnap.com/agents.md
    note: provider-served agent instruction document naming the UCP endpoints and the
      typical agent flow
  raw_tools_list: coldsnap-mcp-tools.json
tools:
- name: search_catalog
  description: Search for products from the online store using natural language queries,
    filter criteria, or both. At least one of query or filters must be provided. Results
    are paginated via an opaque cursor.
  required: []
  input_properties:
  - meta
  - catalog
  ucp_capability: dev.ucp.shopping.catalog.search
- name: get_product_details
  description: Look up a product by ID. Pass the options parameter to select a specific
    variant for the product card; without options the first available variant is returned.
  required:
  - product_id
  input_properties:
  - product_id
  - options
  - country
  - language
  ucp_capability: dev.ucp.shopping.catalog.lookup
- name: get_cart
  description: Get the cart including items, shipping options, discount info and checkout
    url for a given cart id.
  required:
  - cart_id
  input_properties:
  - cart_id
  ucp_capability: dev.ucp.shopping.cart
- name: update_cart
  description: Perform updates to a cart in one consolidated call, including adding,
    removing and updating line items, buyer information, shipping details, discount
    codes, gift cards and notes. Shipping options become available after adding items
    and a delivery address. When creating a new cart, only add_items is required.
  required: []
  input_properties:
  - cart_id
  - add_items
  - update_items
  - remove_line_ids
  - buyer_identity
  - delivery_addresses_to_add
  - delivery_addresses_to_replace
  - selected_delivery_options
  - discount_codes
  - gift_card_codes
  - note
  ucp_capability: dev.ucp.shopping.cart
- name: search_shop_policies_and_faqs
  description: Get facts about the store's policies, products or services (return policy,
    shipping policy, phone number, hours of operation).
  required:
  - query
  input_properties:
  - query
  - context
prompts: []
resources: []
related_endpoints:
- name: UCP agentic commerce endpoint
  url: https://coldsnap.com/api/ucp/mcp
  status: gated
  observed_http_status: 422
  observed_error: 'jsonrpc error -32001 "UCP discovery failed" / data.code invalid_profile_url
    "Unable to fetch agent profile: Missing profile uri"'
  note: tools/list requires the calling agent to supply a UCP agent profile URI; the
    tool schemas on this endpoint could not be enumerated anonymously.
- name: UCP merchant discovery profile
  url: https://coldsnap.com/.well-known/ucp
  status: 200
  file: ../well-known/coldsnap-ucp.json
x-evidence:
  fetched: '2026-08-02'
  method: POST
  body: '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
  headers: 'Accept: application/json, text/event-stream'
  http_status: 200
  tools_returned: 5