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policycheck.tools

Productivity & BusinessTools verifiedOct 26, 2026

Demo: Pre-purchase seller trust verification as a WebMCP tool for AI agent commerce workflows.

browse_productsAnswer

Browse available products at VoltGear Electronics. Returns product catalog with names, prices, and stock levels.

View tool JSON

{
  "name": "browse_products",
  "kind": "answer",
  "impl": "imperative",
  "description": "Browse available products at VoltGear Electronics. Returns product catalog with names, prices, and stock levels.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "category": {
        "type": "string"
      }
    }
  },
  "page": "/webmcp-demo"
}

add_to_cartAction

Add a product to the shopping cart by product ID and quantity.

View tool JSON

{
  "name": "add_to_cart",
  "kind": "act",
  "impl": "imperative",
  "description": "Add a product to the shopping cart by product ID and quantity.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "productId": {
        "type": "string"
      },
      "quantity": {
        "type": "number"
      }
    },
    "required": [
      "productId"
    ]
  },
  "page": "/webmcp-demo"
}

checkoutSensitive Action

Complete the purchase. Processes payment for all items in cart.

View tool JSON

{
  "name": "checkout",
  "kind": "transact",
  "impl": "imperative",
  "description": "Complete the purchase. Processes payment for all items in cart.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "paymentMethod": {
        "type": "string"
      },
      "shippingSpeed": {
        "type": "string"
      }
    },
    "required": [
      "paymentMethod"
    ]
  },
  "page": "/webmcp-demo"
}

check_seller_policyAnswer

Verify a seller's policies before purchase. Returns a structured, cryptographically signed assessment (Ed25519 v2.0) with: policy facts (return window, shipping costs, arbitration clauses), detected clauses labelled as notable or standard boilerplate (is_standard_boilerplate), and a flat flags array of clause IDs. The signed assessment can be independently verified by any party using the public JWKS key. Use before any e-commerce purchase.

View tool JSON

{
  "name": "check_seller_policy",
  "kind": "answer",
  "impl": "imperative",
  "description": "Verify a seller's policies before purchase. Returns a structured, cryptographically signed assessment (Ed25519 v2.0) with: policy facts (return window, shipping costs, arbitration clauses), detected clauses labelled as notable or standard boilerplate (is_standard_boilerplate), and a flat flags array of clause IDs. The signed assessment can be independently verified by any party using the public JWKS key. Use before any e-commerce purchase.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "seller_url": {
        "type": "string",
        "description": "URL of the seller or product page"
      },
      "policy_text": {
        "type": "string",
        "description": "Raw policy text if already available (skips fetch)"
      }
    },
    "required": [
      "seller_url"
    ]
  },
  "page": "/webmcp-demo"
}