Amazon Keyword Share Of Voice

Compare how often brands appear in Amazon's organic and sponsored search results. Call via REST API or MCP from 88 credits per call.

CostRecent Avg. 130 · Range 67–133 credits / call

Try online

POST · https://api.nexscope.ai/js/keywords/share-of-voiceMCP · nexscope_amazon_keyword_share_of_voice

Choose an integration method

Amazon Research JS

What this API does

Compare how often brands appear in Amazon's organic and sponsored search results. The request accepts marketplace, keyword. Its documented result includes asin, brand, brands, clicks, combinedAveragePosition, combinedAveragePrice, combinedBasicSov, combinedProducts.

Amazon Keyword Share Of Voice API use cases

Check keyword visibility

To check keyword visibility, a marketplace analyst submits marketplace and keyword to Amazon Keyword Share Of Voice. The returned asin, brand, brands help see which products appear for a target keyword.

Compare search placement evidence

A marketplace analyst uses Amazon Keyword Share Of Voice with marketplace and keyword to compare search placement evidence. The returned asin, brand, brands help compare visibility evidence for the same search scope.

Prioritize keywords for a listing

For this workflow, a marketplace analyst calls Amazon Keyword Share Of Voice with marketplace and keyword to prioritize keywords for a listing. The result helps choose keywords needing further listing or advertising research.

Amazon Keyword Share Of Voice API FAQ

What does the Amazon Keyword Share Of Voice API return?

Compare how often brands appear in Amazon's organic and sponsored search results. The documented output includes asin, brand, brands, clicks, combinedAveragePosition, combinedAveragePrice, combinedBasicSov, combinedProducts. It corresponds to the supplied marketplace, keyword. Optional fields can be absent; a missing value should not be interpreted as a measured zero. Example values illustrate the response shape, rather than live account results.

How many credits does the Amazon Keyword Share Of Voice API cost?

The current documented cost is Recent Avg. 130 · Range 67–133 credits / call. This is the same cost shown at the top of this page. If a range or estimate is displayed, the final charge depends on the request. Review your available credits and the pricing page before calling the API, and check API usage records for the actual charge.

How do I call the Amazon Keyword Share Of Voice API from my app or an MCP client?

Send a POST request to https://api.nexscope.ai/js/keywords/share-of-voice with your API key as a Bearer token and the JSON inputs shown in API integration. In a compatible MCP client such as Claude or Cursor, connect Nexscope and call nexscope_amazon_keyword_share_of_voice. Use the MCP arguments shown in the MCP guide, or switch Online test to MCP to review its request before adding it to your app.

View plans and credits Connect this API with MCP

Try this API

Endpoint

https://api.nexscope.ai/js/keywords/share-of-voice

MCP method

nexscope_amazon_keyword_share_of_voice

Step 1 of 3 · Authenticate

Authentication

All run endpoints require a user API key. Send it as a bearer token in the Authorization header.

Authorization: Bearer nk-xxxxxxxxxxxxxxxxx

Missing or invalid API keys return an authentication error. Manage keys from .

Step 2 of 3 · Send a request

POSThttps://api.nexscope.ai/js/keywords/share-of-voice

Run an API

Send a JSON request body using the parameters described below.

Example request

Replace YOUR_API_KEY, then run this command in your terminal.

curl -X POST 'https://api.nexscope.ai/js/keywords/share-of-voice' \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "keyword": "portable charger",
  "marketplace": "us"
}'

Step 3 of 3 · Inspect the result

Check the response

Read code for the request status and data for the result. Open the parameter and response reference for the full field definitions.

HTTP status codes

Code	Description
200	Default HTTP response for both success and many business errors. Only outer JSON code 0 indicates success or asynchronous acceptance; inspect data for the result.
429	Execution admission rate limit; honor Retry-After when present.
503	Execution admission is temporarily unavailable; honor Retry-After when present.
Opt-in	X-Nexscope-Http-Status: semantic maps controller-handled business errors to HTTP status on run and task routes. Pre-authentication failures, such as a missing API key (code 11209), may still return HTTP 200 before this mapping. Always check the outer JSON code; malformed requests and infrastructure failures may also return non-200 HTTP responses.

View parameters & response Try online

All categories/ Amazon Research JS

POSThttps://api.nexscope.ai/js/keywords/share-of-voice

Run this API

Send a JSON request to execute this API and receive the documented response payload.

Open tester

Endpoint

Method	`POST`
Path	`https://api.nexscope.ai/js/keywords/share-of-voice`
Auth	`Bearer API key`
Content-Type	`application/json`

Request parameters

Name	Type	Required	Description
`marketplace`	`string`	required	Target market code. Optional values: `us`, `uk`, `de`, `in`, `ca`, `fr`, `it`, `es`, `mx`, `jp` Example: us
`keyword`	`string`	required	Keywords to be searched

Code example

{
  "keyword": "portable charger",
  "marketplace": "us"
}

Response example

Platform response envelope. code 0 indicates success or acceptance; data contains the business result.

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

Response fields

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

Any of option 1

Name	Type	Required	Description
`data`	`object`	required	Data value used by this API operation.
`data.asin`	`any`	optional	Asin value used by this API operation.
`data.brand`	`any`	optional	Brand value used by this API operation.
`data.brands`	`any`	optional	Brands value used by this API operation.
`data.clicks`	`any`	optional	Clicks value used by this API operation.
`data.combinedAveragePosition`	`any`	optional	Combined average position value used by this API operation.
`data.combinedAveragePrice`	`any`	optional	Combined average price value used by this API operation.
`data.combinedBasicSov`	`any`	optional	Combined basic sov value used by this API operation.
`data.combinedProducts`	`any`	optional	Combined products value used by this API operation.
`data.combinedWeightedSov`	`any`	optional	Combined weighted sov value used by this API operation.
`data.conversionRate`	`any`	optional	Conversion rate value used by this API operation.
`data.conversions`	`any`	optional	Conversions value used by this API operation.
`data.costTime`	`any`	optional	Cost time value used by this API operation.
`data.costToken`	`any`	optional	Cost token value used by this API operation.
`data.dataSnapshotMonth`	`any`	optional	Data snapshot month value used by this API operation.
`data.estimated30DaySearchVolume`	`any`	optional	Estimated30 day search volume value used by this API operation.
`data.exactSuggestedBidMedian`	`any`	optional	Exact suggested bid median value used by this API operation.
`data.id`	`any`	optional	Id value used by this API operation.
`data.name`	`any`	optional	Name value used by this API operation.
`data.organicAveragePosition`	`any`	optional	Organic average position value used by this API operation.
`data.organicAveragePrice`	`any`	optional	Organic average price value used by this API operation.
`data.organicBasicSov`	`any`	optional	Organic basic sov value used by this API operation.
`data.organicProducts`	`any`	optional	Organic products value used by this API operation.
`data.organicWeightedSov`	`any`	optional	Organic weighted sov value used by this API operation.
`data.page`	`any`	optional	Page value used by this API operation.
`data.pageItemCount`	`any`	optional	Page item count value used by this API operation.
`data.pageSize`	`any`	optional	Page size value used by this API operation.
`data.productCount`	`any`	optional	Product count value used by this API operation.
`data.shareOfVoice`	`any`	optional	Share of voice value used by this API operation.
`data.sourceTool`	`any`	optional	Source tool value used by this API operation.
`data.sourceType`	`any`	optional	Source type value used by this API operation.
`data.sponsoredAveragePosition`	`any`	optional	Sponsored average position value used by this API operation.
`data.sponsoredAveragePrice`	`any`	optional	Sponsored average price value used by this API operation.
`data.sponsoredBasicSov`	`any`	optional	Sponsored basic sov value used by this API operation.
`data.sponsoredProducts`	`any`	optional	Sponsored products value used by this API operation.
`data.sponsoredWeightedSov`	`any`	optional	Sponsored weighted sov value used by this API operation.
`data.title`	`any`	optional	Title value used by this API operation.
`data.topAsins`	`any`	optional	Top asins value used by this API operation.
`data.topAsinsModelEndDate`	`any`	optional	Top asins model end date value used by this API operation.
`data.topAsinsModelStartDate`	`any`	optional	Top asins model start date value used by this API operation.
`data.totalPage`	`any`	optional	Total page value used by this API operation.
`data.type`	`any`	optional	Type value used by this API operation.
`data.updatedAt`	`any`	optional	Updated at value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.asin`	`string`	optional	ASIN number Example: null

Any of option 2

Name	Type	Required	Description
`data.asin`	`null`	optional	Asin value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.brand`	`any`	optional	Brand value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.brand`	`string`	optional	brand name Example: null

Any of option 2

Name	Type	Required	Description
`data.brand`	`null`	optional	Brand value used by this API operation.

Any of option 2

Name	Type	Required	Description
`data.brand`	`null`	optional	Brand value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.brands`	`array`	optional	Brand SOV detailed list Example: null

Any of option 2

Name	Type	Required	Description
`data.brands`	`null`	optional	Brands value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.clicks`	`integer`	optional	Clicks (30-day window) Example: null

Any of option 2

Name	Type	Required	Description
`data.clicks`	`null`	optional	Clicks value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.combinedAveragePosition`	`number`	optional	Overall average ranking position Example: null

Any of option 2

Name	Type	Required	Description
`data.combinedAveragePosition`	`null`	optional	Combined average position value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.combinedAveragePrice`	`number`	optional	Comprehensive product average price Example: null

Any of option 2

Name	Type	Required	Description
`data.combinedAveragePrice`	`null`	optional	Combined average price value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.combinedBasicSov`	`number`	optional	Comprehensive Basic SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.combinedBasicSov`	`null`	optional	Combined basic sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.combinedProducts`	`integer`	optional	Comprehensive product quantity Example: null

Any of option 2

Name	Type	Required	Description
`data.combinedProducts`	`null`	optional	Combined products value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.combinedWeightedSov`	`number`	optional	Comprehensive weighted SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.combinedWeightedSov`	`null`	optional	Combined weighted sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.conversionRate`	`number`	optional	Conversion rate (0-1) Example: null

Any of option 2

Name	Type	Required	Description
`data.conversionRate`	`null`	optional	Conversion rate value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.conversions`	`integer`	optional	Conversions (30-day window) Example: null

Any of option 2

Name	Type	Required	Description
`data.conversions`	`null`	optional	Conversions value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.costTime`	`integer`	optional	Execution time reported by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.costTime`	`null`	optional	Cost time value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.costToken`	`integer`	optional	Number of tokens consumed Example: null

Any of option 2

Name	Type	Required	Description
`data.costToken`	`null`	optional	Cost token value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.dataSnapshotMonth`	`string`	optional	Data snapshot month returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.dataSnapshotMonth`	`null`	optional	Data snapshot month value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.estimated30DaySearchVolume`	`integer`	optional	Exact match search volume over the past 30 days Example: null

Any of option 2

Name	Type	Required	Description
`data.estimated30DaySearchVolume`	`null`	optional	Estimated30 day search volume value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.exactSuggestedBidMedian`	`number`	optional	Median PPC bid (USD) Example: null

Any of option 2

Name	Type	Required	Description
`data.exactSuggestedBidMedian`	`null`	optional	Exact suggested bid median value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.id`	`string`	optional	Resource ID Example: null

Any of option 2

Name	Type	Required	Description
`data.id`	`null`	optional	Id value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.name`	`string`	optional	Product name Example: null

Any of option 2

Name	Type	Required	Description
`data.name`	`null`	optional	Name value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.organicAveragePosition`	`number`	optional	Average organic search ranking position Example: null

Any of option 2

Name	Type	Required	Description
`data.organicAveragePosition`	`null`	optional	Organic average position value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.organicAveragePrice`	`number`	optional	Average price of natural search items Example: null

Any of option 2

Name	Type	Required	Description
`data.organicAveragePrice`	`null`	optional	Organic average price value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.organicBasicSov`	`number`	optional	Natural search basics SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.organicBasicSov`	`null`	optional	Organic basic sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.organicProducts`	`integer`	optional	Number of items in organic search results Example: null

Any of option 2

Name	Type	Required	Description
`data.organicProducts`	`null`	optional	Organic products value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.organicWeightedSov`	`number`	optional	Natural search weighted SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.organicWeightedSov`	`null`	optional	Organic weighted sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.page`	`integer`	optional	Current page returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.page`	`null`	optional	Page value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.pageItemCount`	`integer`	optional	Item count on the current page returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.pageItemCount`	`null`	optional	Page item count value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.pageSize`	`integer`	optional	Page size returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.pageSize`	`null`	optional	Page size value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.productCount`	`integer`	optional	Total number of items in the first 3 pages of search results Example: null

Any of option 2

Name	Type	Required	Description
`data.productCount`	`null`	optional	Product count value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.shareOfVoice`	`object`	optional	Share of Voice data subject Example: null

Any of option 2

Name	Type	Required	Description
`data.shareOfVoice`	`null`	optional	Share of voice value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sourceTool`	`string`	optional	Provider-specific source tool name. Example: null

Any of option 2

Name	Type	Required	Description
`data.sourceTool`	`null`	optional	Source tool value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sourceType`	`string`	optional	Provider-specific source platform type. Example: null

Any of option 2

Name	Type	Required	Description
`data.sourceType`	`null`	optional	Source type value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sponsoredAveragePosition`	`number`	optional	Ad search average position Example: null

Any of option 2

Name	Type	Required	Description
`data.sponsoredAveragePosition`	`null`	optional	Sponsored average position value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sponsoredAveragePrice`	`number`	optional	Average price of advertised search products Example: null

Any of option 2

Name	Type	Required	Description
`data.sponsoredAveragePrice`	`null`	optional	Sponsored average price value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sponsoredBasicSov`	`number`	optional	Ad search basics SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.sponsoredBasicSov`	`null`	optional	Sponsored basic sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sponsoredProducts`	`integer`	optional	The number of products in the ad slot Example: null

Any of option 2

Name	Type	Required	Description
`data.sponsoredProducts`	`null`	optional	Sponsored products value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.sponsoredWeightedSov`	`number`	optional	Ad Search Weighted SOV (0–1) Example: null

Any of option 2

Name	Type	Required	Description
`data.sponsoredWeightedSov`	`null`	optional	Sponsored weighted sov value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.title`	`string`	optional	Provider-specific response title. Example: null

Any of option 2

Name	Type	Required	Description
`data.title`	`null`	optional	Title value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.topAsins`	`array`	optional	TOP 3 ASIN click conversion list Example: null

Any of option 2

Name	Type	Required	Description
`data.topAsins`	`null`	optional	Top asins value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.topAsinsModelEndDate`	`string`	optional	TOP ASIN click/conversion data window end date Example: null

Any of option 2

Name	Type	Required	Description
`data.topAsinsModelEndDate`	`null`	optional	Top asins model end date value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.topAsinsModelStartDate`	`string`	optional	TOP ASIN click/conversion data window start date Example: null

Any of option 2

Name	Type	Required	Description
`data.topAsinsModelStartDate`	`null`	optional	Top asins model start date value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.totalPage`	`integer`	optional	Total page count returned by the upstream provider. Example: null

Any of option 2

Name	Type	Required	Description
`data.totalPage`	`null`	optional	Total page value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.type`	`string`	optional	Fixed value `share_of_voice` Example: null

Any of option 2

Name	Type	Required	Description
`data.type`	`null`	optional	Type value used by this API operation.

Any of option 1

Name	Type	Required	Description
`data.updatedAt`	`string`	optional	Data update time Example: null

Any of option 2

Name	Type	Required	Description
`data.updatedAt`	`null`	optional	Updated at value used by this API operation.

Any of option 2

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

Responses

Code	Description
200	Default HTTP response for both success and many business errors. Only outer JSON code 0 indicates success or asynchronous acceptance; inspect data for the result.
429	Execution admission rate limit; honor Retry-After when present.
503	Execution admission is temporarily unavailable; honor Retry-After when present.
Opt-in	X-Nexscope-Http-Status: semantic maps controller-handled business errors to HTTP status on run and task routes. Pre-authentication failures, such as a missing API key (code 11209), may still return HTTP 200 before this mapping. Always check the outer JSON code; malformed requests and infrastructure failures may also return non-200 HTTP responses.

Data source, freshness, and limitations

Source, freshness, coverage, rate limits, and estimation notes are not specified in this API definition unless they appear in the request or response field documentation above. Do not assume official marketplace data or real-time freshness when it is not explicitly documented.

Step 1 of 2 · Connect your MCP client

MCP

V2 recommended

Connect remote agents through the standard MCP 2025-11-25 Streamable HTTP endpoint. Use OAuth 2.1 Authorization Code with PKCE, or an API key for compatibility.

POST https://api.nexscope.ai/mcp
MCP-Protocol-Version: 2025-11-25
Content-Type: application/json

Authentication

OAuth clients request the mcp:tools scope. The endpoint's 401 response advertises protected-resource metadata for authorization discovery.

Step 2 of 2 · Call the tool

Call a tool

{
  "jsonrpc": "2.0",
  "id": "tool-call-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_amazon_keyword_share_of_voice",
    "arguments": {
      "keyword": "phone case",
      "marketplace": "us"
    }
  }
}

Legacy MCP v1

Existing API-key clients can continue using the compatibility endpoint. New integrations should use MCP v2.

GET / POST /mcp/legacy

Online test

Execute the current API with your API key and JSON payload. Online tests use this site's configured API environment; the Endpoint and copyable examples use the public integration address.

88 credits / callAPI usage records

Try it

Send a real request with the same contract shown in the reference.

Endpoint

/js/keywords/share-of-voice

MCP method

nexscope_amazon_keyword_share_of_voice

API key*

JSON payload*

cURL

curl -X POST \
  https://api.nexscope.ai/js/keywords/share-of-voice \
  -H "Authorization: Bearer nk-..." \
  -H "Content-Type: application/json" \
  -d '{ "keyword": "portable charger", "marketplace": "us" }'

Response

No response yet. Run the request to see the response here.

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