fluffy-croquembouche-b4a03f.netlify.app WebMCP Tools, Schemas & Agent Capabilities

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fluffy-croquembouche-b4a03f.netlify.app

live Unverified (seed import) AI & Agents 4 tools imperative implementation

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Teach a website a reliable WebMCP tool by demonstrating the task twice.

First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com

Answer 1 · Act 3 · Transact 0 · Score: Not yet scored

Tool inspector

propose_tool_contract

act imperative

Submit a constrained, reviewable tool contract inferred from the recorded demonstrations.

Input schema

Property	Type	Required	Description
`contract`	object	yes	—

Raw JSON schema

{
  "type": "object",
  "properties": {
    "contract": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "name",
        "description",
        "parameters",
        "steps",
        "postcondition",
        "requiresHumanApproval"
      ],
      "properties": {
        "name": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]{2,48}$"
        },
        "description": {
          "type": "string",
          "minLength": 12,
          "maxLength": 240
        },
        "parameters": {
          "type": "array",
          "maxItems": 8,
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "name",
              "type",
              "description",
              "required"
            ],
            "properties": {
              "name": {
                "type": "string",
                "pattern": "^[a-z][a-zA-Z0-9_]*$"
              },
              "type": {
                "type": "string",
                "enum": [
                  "string",
                  "number",
                  "integer",
                  "boolean"
                ]
              },
              "description": {
                "type": "string"
              },
              "required": {
                "type": "boolean"
              }
            }
          }
        },
        "steps": {
          "type": "array",
          "minItems": 1,
          "maxItems": 12,
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "action",
              "args"
            ],
            "properties": {
              "action": {
                "type": "string",
                "enum": [
                  "search_catalog",
                  "set_category",
                  "set_max_price",
                  "select_best_match",
                  "add_to_cart"
                ]
              },
              "args": {
                "type": "object",
                "description": "Literal values or input bindings in the form {\"$input\": \"parameterName\"}.",
                "additionalProperties": {
                  "oneOf": [
                    {
                      "type": "string"
                    },
                    {
                      "type": "number"
                    },
                    {
                      "type": "boolean"
                    },
                    {
                      "type": "object",
                      "additionalProperties": false,
                      "required": [
                        "$input"
                      ],
                      "properties": {
                        "$input": {
                          "type": "string"
                        }
                      }
                    }
                  ]
                }
              }
            }
          }
        },
        "postcondition": {
          "type": "object",
          "additionalProperties": false,
          "required": [
            "kind",
            "minimumQuantity"
          ],
          "properties": {
            "kind": {
              "const": "cart_line_added"
            },
            "minimumQuantity": {
              "type": "integer",
              "minimum": 1
            }
          }
        },
        "requiresHumanApproval": {
          "const": true
        }
      }
    }
  },
  "required": [
    "contract"
  ],
  "additionalProperties": false
}