Amazon Niche Intelligence JM

Amazon Niche Reviews By Keyword

Analyze Amazon niche reviews and consumer sentiment by keyword. Call the Amazon Niche Reviews By Keyword API via REST or MCP from 12 credits per call.

MCP tool name

nexscope_amazon_niche_reviews_by_keyword

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": "amazon-niche-reviews-by-keyword-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_amazon_niche_reviews_by_keyword",
    "arguments": {
      "countryCode": "US",
      "keyword": "phone case",
      "page": 1,
      "pageSize": 10
    }
  }
}

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`	required	Keyword (required, use the language of the corresponding site, e.g. English for the US site, German for the Germany site), max length 1000 characters Example: phone case
`countryCode`	`string`	optional	Country code, options: US (United States), JP (Japan), DE (Germany) Example: {}
`page`	`integer`	optional	Page number (starting from 1) Example: 1
`pageSize`	`integer`	optional	Results per page (10-100) Example: 10
`sortField`	`string`	optional	Sort field, options: clickConversionRateT7 (7-day click conversion rate), demand (demand score), avgPrice (average product price), maximumPrice (highest product price), minimumPrice (lowest product price), productCount (product count), searchConversionRateT7 (7-day search conversion rate), searchVolumeT7 (7-day search volume), unitsSoldT7 (7-day sales volume), searchVolumeGrowthT7 (search growth rate), clickCountT90 (90-day click volume), clickCountT7 (weekly click volume), brandCount (brand count), top5BrandsClickShare (TOP5 brand share), newProductsLaunchedT180 (180-day new product success rate - launch count), successfulLaunchesT180 (180-day new product success rate - new product count), launchRateT180 (180-day new product success rate - launch rate), top5ProductsClickShare (top 5 product click share), returnRateT360 (return rate), clickConversionRateT90 (90-day click conversion rate), searchConversionRateT90 (90-day search conversion rate), searchVolumeT90 (90-day search volume), unitsSoldT90 (90-day sales volume), unitsSoldGrowthT90 (90-day sales growth rate), searchVolumeGrowthT90 (90-day search growth rate), acos, profitRate50 (profit rate for 50% natural orders) Example: {}
`sortType`	`string`	optional	Sort direction, options: desc (descending), asc (ascending) Example: {}
`productCountMin`	`integer`	optional	Minimum product count (current) Example: 1
`productCountMax`	`integer`	optional	Maximum product count (current) Example: 1
`brandCountMin`	`integer`	optional	Minimum brand count Example: 1
`brandCountMax`	`integer`	optional	Maximum brand count Example: 1
`avgPriceMin`	`number`	optional	Minimum average price (current) Example: 1
`avgPriceMax`	`number`	optional	Maximum average price (current) Example: 1
`unitsSoldT7Min`	`integer`	optional	Minimum sales volume (7-day stats) Example: 1
`unitsSoldT7Max`	`integer`	optional	Maximum sales volume (7-day stats) Example: 1
`searchVolumeT7Min`	`integer`	optional	Minimum search volume (7-day stats) Example: 1
`searchVolumeT7Max`	`integer`	optional	Maximum search volume (7-day stats) Example: 1
`clickCountT7Min`	`integer`	optional	Minimum click volume (7-day stats) Example: 1
`clickCountT7Max`	`integer`	optional	Maximum click volume (7-day stats) Example: 1
`clickConversionRateT7Min`	`number`	optional	Minimum click conversion rate (7-day stats) Example: 1
`clickConversionRateT7Max`	`number`	optional	Maximum click conversion rate (7-day stats) Example: 1
`top5BrandsClickShareMin`	`number`	optional	Minimum top 5 brands' click share in the niche market Example: 1
`top5BrandsClickShareMax`	`number`	optional	Maximum top 5 brands' click share in the niche market Example: 1
`top5ProductsClickShareMin`	`number`	optional	Minimum top 5 products click share (current) Example: 1
`top5ProductsClickShareMax`	`number`	optional	Maximum top 5 products click share (current) Example: 1
`sponsoredProductsPercentageMin`	`number`	optional	Minimum SP ad share Example: 1
`sponsoredProductsPercentageMax`	`number`	optional	Maximum SP ad share Example: 1
`avgBrandAgeMin`	`number`	optional	Minimum average brand age (current) Example: 1
`avgBrandAgeMax`	`number`	optional	Maximum average brand age (current) Example: 1
`avgBrandAgeQoqMin`	`number`	optional	Minimum average brand age (90-day stats) Example: 1
`avgBrandAgeQoqMax`	`number`	optional	Maximum average brand age (90-day stats) Example: 1
`avgBrandAgeYoyMin`	`number`	optional	Minimum average brand age (360-day stats) Example: 1
`avgBrandAgeYoyMax`	`number`	optional	Maximum average brand age (360-day stats) Example: 1
`avgSellingPartnerAgeMin`	`number`	optional	Minimum average selling partner age Example: 1
`avgSellingPartnerAgeMax`	`number`	optional	Maximum average selling partner age Example: 1
`avgSellingPartnerAgeQoqMin`	`number`	optional	Minimum average selling partner age (90-day stats) Example: 1
`avgSellingPartnerAgeQoqMax`	`number`	optional	Maximum average selling partner age (90-day stats) Example: 1
`avgSellingPartnerAgeYoyMin`	`number`	optional	Minimum average selling partner age (360-day stats) Example: 1
`avgSellingPartnerAgeYoyMax`	`number`	optional	Maximum average selling partner age (360-day stats) Example: 1
`launchRateT180Min`	`number`	optional	Minimum product launch success rate (180-day stats) Example: 1
`launchRateT180Max`	`number`	optional	Maximum product launch success rate (180-day stats) Example: 1
`newProductRateT180`	`number`	optional	Minimum new product share (180-day stats) Example: 1
`returnRateT360Min`	`number`	optional	Minimum return rate (360-day stats) Example: 1
`returnRateT360Max`	`number`	optional	Maximum return rate (360-day stats) Example: 1
`cpcMediumMin`	`number`	optional	Minimum CPC (current) Example: 1
`cpcMediumMax`	`number`	optional	Maximum CPC (current) Example: 1

Response fields

Treat structuredContent as the programmatic API response payload.

Name	Type	Required	Description
`total`	`integer`	optional	total Example: {}
`data`	`array`	optional	List of market segment comments (see data item fields below for details) Example: {}
`columns`	`array`	optional	Rendered columns Example: {}
`costToken`	`integer`	optional	Consume token Example: {}
`type`	`string`	optional	Rendering style Example: {}
`title`	`string`	optional	Title Example: {}
`nicheId`	`string`	optional	Segment ID Example: {}
`nicheName`	`string`	optional	Market segment name Example: {}
`keyword`	`string`	optional	keywords Example: {}
`reviewType`	`string`	optional	Comment type (value range is [positive comment], [negative comment]) Example: {}
`topic`	`string`	optional	Comment topic Example: {}
`percentOfMentions`	`number`	optional	Proportion (the value range is 0-1, representing 0%-100%) Example: {}
`reviewExample`	`string`	optional	Comment sample Example: {}

Examples

Example arguments

{
  "countryCode": "US",
  "keyword": "phone case",
  "page": 1,
  "pageSize": 10
}

Example structuredContent

{}