Walmart Product Research

Walmart Product Research: search API

Walmart Product Research: search API.

MCP tool name

nexscope_data_walmart_search

MCP endpoint

https://api.nexscope.ai/mcp

JSON-RPC method

tools/call

Authentication

Use OAuth 2.1 Authorization Code with PKCE and the mcp:tools scope. API keys remain supported as a compatibility option.

Authorization: Bearer nk-xxxxxxxxxxxxxxxxx

If authentication fails, ask the user to open API Access and copy a valid key.

Call this MCP tool

Initialize an MCP 2025-11-25 Streamable HTTP session at https://api.nexscope.ai/mcp, then use tools/call.

{
  "jsonrpc": "2.0",
  "id": "data-walmart-search-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_data_walmart_search",
    "arguments": {
      "keyword": "wireless earbuds",
      "page": 1,
      "sort": "best_seller"
    }
  }
}

MCP 2025-11-25 · Streamable HTTP

Progress is delivered on the original POST SSE response. GET SSE carries notifications; reconnecting must query existing asynchronous work rather than submit again.

Arguments

Name	Type	Required	Description
`keyword`	`string`	optional	Search keyword, maximum length 1024 characters; provide at least one with `categoryId`. Example: {}
`categoryId`	`string`	optional	Category ID, provide at least one with `keyword`; `0` means all departments, for example `976759_976787`. Example: {}
`sort`	`string`	optional	Sort by: `price_low` (price from low to high), `price_high` (price from high to low), `best_seller` (best selling), `best_match` (best match). Uses default relevance ordering when not specified. Example: {}
`page`	`integer`	optional	Pagination page number, the maximum value is `100`. Example: 1
`minPrice`	`number`	optional	lowest price. Example: {}
`maxPrice`	`number`	optional	Highest price. Example: {}
`spelling`	`boolean`	optional	Whether to enable spelling correction. Example: true
`softSort`	`boolean`	optional	Whether to sort by relevance; set to `false` to disable. Example: true
`storeId`	`string`	optional	Store ID to filter products by a specific store. Example: {}
`device`	`string`	optional	Device type: `desktop`, `tablet`, `mobile`. Example: desktop
`nextDayEnabled`	`boolean`	optional	Whether to display only NextDay delivery results. Example: false
`jsonRestrictor`	`string`	optional	JSON field limiter. Example: {}

Response fields

Treat structuredContent as the programmatic API response payload.

Name	Type	Required	Description
`total`	`integer`	optional	Number of records. Example: {}
`products`	`array`	optional	Product list, element fields are shown in the table below. Example: {}
`columns`	`array`	optional	Rendered columns. Example: {}
`type`	`string`	optional	Rendering style. Example: {}
`costToken`	`integer`	optional	The number of tokens consumed. Example: {}
`productId`	`string`	optional	Product ID. Example: {}
`usItemId`	`string`	optional	US product ID. Example: {}
`title`	`string`	optional	Product title. Example: {}
`description`	`string`	optional	Product description. Example: {}
`price`	`number`	optional	current price. Example: {}
`wasPrice`	`number`	optional	Original price. Example: {}
`currency`	`string`	optional	monetary unit. Example: {}
`minPrice`	`number`	optional	lowest price. Example: {}
`pricePerUnitAmount`	`string`	optional	Unit price amount. Example: {}
`pricePerUnit`	`string`	optional	Unit price. Example: {}
`rating`	`number`	optional	Rating. Example: {}
`reviews`	`integer`	optional	Number of reviews. Example: {}
`sellerName`	`string`	optional	Seller name. Example: {}
`sellerId`	`string`	optional	Seller ID. Example: {}
`imageUrl`	`string`	optional	Product thumbnail URL. Example: {}
`productPageUrl`	`string`	optional	Product page URL. Example: {}
`sponsored`	`boolean`	optional	Whether it is a sponsored product. Example: {}
`outOfStock`	`boolean`	optional	Is it out of stock? Example: {}
`freeShipping`	`boolean`	optional	Is shipping free? Example: {}
`twoDayShipping`	`boolean`	optional	Whether to support two-day shipping. Example: {}
`freeShippingWithWalmartPlus`	`boolean`	optional	Is shipping free for Walmart Plus members? Example: {}
`shippingPrice`	`number`	optional	Shipping costs. Example: {}
`multipleOptionsAvailable`	`boolean`	optional	Are there multiple options. Example: {}
`variantSwatches`	`array`	optional	Sample list of variants; each contains `name`, `imageUrl`, `productPageUrl`, `variantFieldId`. Example: {}
`sourceType`	`string`	optional	Source type: `walmart`. Example: {}

Examples

Example arguments

{
  "keyword": "wireless earbuds",
  "page": 1,
  "sort": "best_seller"
}

Example structuredContent

{
  "code": 0,
  "cost": "-1",
  "data": {},
  "msg": null,
  "time": "2026-01-01 00:00:00",
  "traceId": null,
  "ts": "0"
}