fitcheck-gray.vercel.app

{
  "name": "get_fit_profile",
  "kind": "answer",
  "impl": "imperative",
  "description": "Return the current fit profile: gender, width, foot-length range, and fit statements.",
  "inputSchema": {
    "type": "object",
    "properties": {}
  }
}

{
  "name": "update_fit_profile",
  "kind": "act",
  "impl": "imperative",
  "description": "Update the fit profile. Any field may be set. `statements` replaces the whole list; use add_fit_statement to append one. Setting a field to null clears it.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "gender": {
        "type": [
          "string",
          "null"
        ],
        "enum": [
          "men",
          "women",
          null
        ]
      },
      "width": {
        "type": [
          "string",
          "null"
        ],
        "enum": [
          "narrow",
          "standard",
          "wide",
          null
        ]
      },
      "statements": {
        "type": "array",
        "items": {
          "type": "object",
          "required": [
            "brand",
            "value"
          ],
          "properties": {
            "brand": {
              "type": "string"
            },
            "gender": {
              "type": "string",
              "enum": [
                "men",
                "women"
              ]
            },
            "system": {
              "type": "string",
              "enum": [
                "us",
                "uk",
                "eu"
              ]
            },
            "value": {
              "type": "number"
            }
          }
        }
      }
    }
  }
}

{
  "name": "add_fit_statement",
  "kind": "act",
  "impl": "imperative",
  "description": "Append one 'this size fits me' statement, e.g. {brand:'Nike', value:9}. gender defaults to the profile's gender (or men); system defaults to us.",
  "inputSchema": {
    "type": "object",
    "required": [
      "brand",
      "value"
    ],
    "properties": {
      "brand": {
        "type": "string"
      },
      "value": {
        "type": "number"
      },
      "gender": {
        "type": "string",
        "enum": [
          "men",
          "women"
        ]
      },
      "system": {
        "type": "string",
        "enum": [
          "us",
          "uk",
          "eu"
        ]
      }
    }
  }
}

{
  "name": "remove_fit_statement",
  "kind": "act",
  "impl": "imperative",
  "description": "Remove a fit statement by its id (from get_fit_profile).",
  "inputSchema": {
    "type": "object",
    "required": [
      "id"
    ],
    "properties": {
      "id": {
        "type": "string"
      }
    }
  }
}

{
  "name": "reset_fit_profile",
  "kind": "act",
  "impl": "imperative",
  "description": "Clear the whole fit profile.",
  "inputSchema": {
    "type": "object",
    "properties": {}
  }
}

{
  "name": "search_catalog",
  "kind": "answer",
  "impl": "imperative",
  "description": "Search a store's catalog through the UCP layer (server-side). Returns products with their Size option labels. The browser never calls Shopify directly.",
  "inputSchema": {
    "type": "object",
    "required": [
      "domain",
      "query"
    ],
    "properties": {
      "domain": {
        "type": "string",
        "description": "store hostname, e.g. kith.com"
      },
      "query": {
        "type": "string"
      }
    }
  }
}

{
  "name": "find_shoe",
  "kind": "answer",
  "impl": "imperative",
  "description": "Find a shoe across all the stores we know at once, when the person names a SHOE rather than a store (\"find me the Air Force 1\", \"where can I get Sambas\"). Fans out to every known store in parallel, merges the hits, tags each with its store, and puts fitting products first. Use search_catalog instead when the person names a specific store.",
  "inputSchema": {
    "type": "object",
    "required": [
      "query"
    ],
    "properties": {
      "query": {
        "type": "string"
      }
    }
  }
}

{
  "name": "check_fit",
  "kind": "answer",
  "impl": "imperative",
  "description": "Check whether one product fits the current profile. Reads the full size matrix (available/exists), infers the numbering system from the run's shape, and resolves against the profile's foot length, rounding up. Gender comes from the profile, never the catalog.",
  "inputSchema": {
    "type": "object",
    "required": [
      "domain",
      "product_id"
    ],
    "properties": {
      "domain": {
        "type": "string",
        "description": "store hostname, e.g. kith.com (same as search_catalog)"
      },
      "product_id": {
        "type": "string",
        "description": "the `id` field of a search_catalog result"
      }
    }
  }
}

{
  "name": "check_labels",
  "kind": "answer",
  "impl": "imperative",
  "description": "Same verdict as check_fit, but you pass the Size option's labels yourself — for when you're already on the product page and can read them. No store access: infers the numbering system from the run, resolves against the profile's foot length (rounding up), and takes gender from the profile. No stock data, so never returns out_of_stock.",
  "inputSchema": {
    "type": "object",
    "required": [
      "brand",
      "labels"
    ],
    "properties": {
      "brand": {
        "type": "string"
      },
      "labels": {
        "type": "array",
        "items": {
          "type": "string"
        },
        "description": "the Size option's values, e.g. [\"7\",\"8\",\"9\",\"10\"] or [\"41\",\"42\",\"43\"]"
      },
      "product_title": {
        "type": "string",
        "description": "optional — used only for a women's/men's gender signal"
      }
    }
  }
}

{
  "name": "negotiate_store",
  "kind": "act",
  "impl": "imperative",
  "description": "Run UCP discovery + capability negotiation for a store (server-side).",
  "inputSchema": {
    "type": "object",
    "required": [
      "domain"
    ],
    "properties": {
      "domain": {
        "type": "string"
      }
    }
  }
}

{
  "name": "recommend_size",
  "kind": "act",
  "impl": "imperative",
  "description": "Given a brand, recommend the size to buy for the current foot-length estimate (rounds up). Needs a resolved foot-length range in the profile first.",
  "inputSchema": {
    "type": "object",
    "required": [
      "brand"
    ],
    "properties": {
      "brand": {
        "type": "string"
      },
      "gender": {
        "type": "string",
        "enum": [
          "men",
          "women"
        ]
      }
    }
  }
}