Walmart Marketplace Intelligence

Walmart Search MCP Tool

Search and browse Walmart product listings by keyword, category, price range, and other conditions.

MCP tool name

nexscope_walmart_search

Legacy MCP endpoint

/api/skill-api/v1/mcp

JSON-RPC method

tools/call

Authentication

Send the user API key as a bearer token on every MCP JSON-RPC request.

Authorization: Bearer nk-xxxxxxxxxxxxxxxxx

If authentication is missing or invalid, ask the user to open API Access and copy a valid key before calling this tool.

Call this MCP tool

Use tools/call with the MCP tool name below. The arguments object should match the table on this page.

{
  "jsonrpc": "2.0",
  "id": "walmart-search-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_walmart_search",
    "arguments": {
      "spelling": true,
      "keyword": "phone case",
      "page": 1
    }
  }
}

Legacy endpoint

POST /api/skill-api/v1/mcp

Canonical detail URL

https://www.nexscope.ai/mcp-map/walmart-search

Arguments

Name	Type	Required	Meaning
`keyword`	`string`	optional	Search keyword, max length 1024 characters. *At least one of keyword and categoryId must be provided Example: phone case
`categoryId`	`string`	optional	Category ID. *At least one of keyword and categoryId must be provided. 0 means all departments. For example: 976759_976787 means "Cookies" Example: 976759_976787
`sort`	`string`	optional	Sort method. Options: price_low (price low to high), price_high (price high to low), best_seller (best seller), best_match (best match) Example: {}
`page`	`integer`	optional	Page number for pagination, default 1, max 100 Example: 1
`minPrice`	`number`	optional	Minimum price Example: 1
`maxPrice`	`number`	optional	Maximum price Example: 1
`spelling`	`boolean`	optional	Enable spelling correction, default true. true includes spelling correction, false excludes it Example: false
`softSort`	`boolean`	optional	Sort by relevance, default true. Set to false to disable relevance sorting Example: false
`storeId`	`string`	optional	Store ID, used to filter products by a specific store Example: example-id
`device`	`string`	optional	Device type, default desktop. Options: desktop, tablet, mobile Example: {}
`facet`	`string`	optional	Filter conditions, format as key:value pairs separated by \ Example: {}
`nextDayEnabled`	`boolean`	optional	Only show NextDay delivery results, default false. true to enable, false to disable Example: false
`jsonRestrictor`	`string`	optional	JSON field restrictor Example: {}

Response fields

Treat structuredContent as the programmatic API response payload.

Name	Type	Required	Description
`data`	`any`	required	Data value used by this API operation.
`code`	`integer`	required	0 means accepted or successful; nonzero is a platform error.
`msg`	`string \| null`	required	Msg value used by this API operation.
`ts`	`string`	required	Epoch milliseconds.
`time`	`string`	required	Server local time: yyyy-MM-dd HH:mm:ss.
`cost`	`string`	required	Elapsed milliseconds, never credits; -1 outside web requests.
`traceId`	`string \| null`	required	Trace id value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data`	`object`	required	Data value used by this API operation.
`data.total`	`integer`	optional	Record count Example: 1
`data.products`	`array`	optional	Product list (see product object below) Example: []
`data.columns`	`array`	optional	Rendered columns Example: []
`data.type`	`string`	optional	Render style Example: null
`data.costToken`	`integer`	optional	Token cost Example: 1
`data.products[].productId`	`string`	optional	Product ID Example: example-id
`data.products[].usItemId`	`string`	optional	US item ID Example: example-id
`data.products[].title`	`string`	optional	Title Example: null
`data.products[].description`	`string`	optional	Description Example: null
`data.products[].price`	`number`	optional	Price Example: 1
`data.products[].wasPrice`	`number`	optional	Original price (was_price) Example: 1
`data.products[].currency`	`string`	optional	Currency unit Example: null
`data.products[].minPrice`	`number`	optional	Minimum price Example: 1
`data.products[].pricePerUnitAmount`	`string`	optional	Price per unit amount Example: null
`data.products[].pricePerUnit`	`string`	optional	Price per unit Example: null
`data.products[].rating`	`number`	optional	Rating Example: 1
`data.products[].reviews`	`integer`	optional	Review count Example: 1
`data.products[].sellerName`	`string`	optional	Seller name Example: null
`data.products[].sellerId`	`string`	optional	Seller ID Example: example-id
`data.products[].imageUrl`	`string`	optional	Thumbnail Example: https://example.com/image.jpg
`data.products[].productPageUrl`	`string`	optional	Product page URL Example: https://example.com/image.jpg
`data.products[].sponsored`	`boolean`	optional	Whether a sponsored product Example: false
`data.products[].outOfStock`	`boolean`	optional	Whether out of stock Example: false
`data.products[].freeShipping`	`boolean`	optional	Whether free shipping Example: false
`data.products[].twoDayShipping`	`boolean`	optional	Whether two-day shipping supported Example: false
`data.products[].freeShippingWithWalmartPlus`	`boolean`	optional	Free shipping for Walmart Plus members Example: false
`data.products[].shippingPrice`	`number`	optional	Shipping cost Example: 1
`data.products[].multipleOptionsAvailable`	`boolean`	optional	Whether multiple options available Example: false
`data.products[].variantSwatches`	`array`	optional	Variant swatch list (each item contains name variant name, imageUrl variant image URL, productPageUrl variant product page URL, variantFieldId variant field ID) Example: []
`data.products[].sourceTool`	`string`	optional	Source tool Example: null
`data.products[].sourceType`	`string`	optional	Source type: walmart Example: null
`data.title`	`string`	optional	Provider-specific response title. Example: null
`data.sourceType`	`string`	optional	Provider-specific source platform type. Example: null
`data.sourceTool`	`string`	optional	Provider-specific source tool name. Example: null
`data.costTime`	`integer`	optional	Execution time reported by the upstream provider. Example: null
`data.page`	`integer`	optional	Current page returned by the upstream provider. Example: null
`data.pageSize`	`integer`	optional	Page size returned by the upstream provider. Example: null
`data.pageItemCount`	`integer`	optional	Item count on the current page returned by the upstream provider. Example: null
`data.totalPage`	`integer`	optional	Total page count returned by the upstream provider. Example: null
`data.dataSnapshotMonth`	`string`	optional	Data snapshot month returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data`	`null`	required	Data value used by this API operation.

Examples

Example arguments

{
  "spelling": true,
  "keyword": "phone case",
  "page": 1
}

Example structuredContent

{
  "data": {
    "total": 1,
    "products": [
      {
        "productId": "example-id",
        "usItemId": "example-id",
        "price": 1,
        "wasPrice": 1,
        "minPrice": 1,
        "rating": 1,
        "reviews": 1,
        "sellerId": "example-id",
        "imageUrl": "https://example.com/image.jpg",
        "productPageUrl": "https://example.com/image.jpg",
        "sponsored": false,
        "outOfStock": false,
        "freeShipping": false,
        "twoDayShipping": false,
        "freeShippingWithWalmartPlus": false,
        "shippingPrice": 1,
        "multipleOptionsAvailable": false,
        "variantSwatches": []
      }
    ],
    "columns": [],
    "costToken": 1
  },
  "code": 0,
  "msg": null,
  "ts": "0",
  "time": "2026-01-01 00:00:00",
  "cost": "-1",
  "traceId": null
}