Amazon Research JS

Amazon Keyword Expansion MCP

Find related Amazon keywords and compare search demand. Call the Amazon Keyword Expansion API via REST or MCP with your Nexscope API key.

CostRecent Avg. 210 · Range 133–1328 credits / callOnline Test

Amazon Keyword Expansion AI Prompts & Use Cases

After connecting this MCP tool to your AI assistant, you can ask the questions below. Replace bracketed placeholders with your own inputs and use the supported values in Arguments.

New to Nexscope MCP? Follow the connection guide, then use the prompts below. The Integration and Parameters & Response tabs contain the connection steps, call example, and technical reference.

1. Find Related Keywords

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE].

2. Limit The Research Shortlist

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Return no more than [RESULT_LIMIT] matches. Stop at that limit and keep the result as a bounded sample.

3. Find Keywords By Exact Search Volume

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Keep keywords with exact search volume between [LOWER_LIMIT] and [UPPER_LIMIT].

4. Find Keywords By Broad Search Volume

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Keep keywords with broad search volume between [LOWER_LIMIT] and [UPPER_LIMIT].

5. Find Keywords By Word Count For Keywords

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Keep keywords with word count for keywords between [LOWER_LIMIT] and [UPPER_LIMIT].

6. Find Keywords By Organic Product Count

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Keep keywords with organic product count between [LOWER_LIMIT] and [UPPER_LIMIT].

7. Prioritize Results By Search Visibility

Prompt: Find Amazon keywords related to [SEED_KEYWORD] in [MARKETPLACE]. Put the highest exact monthly search volume first.

8. Prioritize Search Demand

Prompt: Expand [seed keyword] on [marketplace], sorting the related keywords by [exact search volume, broad search volume, monthly trend, quarterly trend] in [ascending or descending order]. Preserve the selected metric rather than interpreting every score as search demand.

9. Prioritize Advertising Costs

Prompt: Expand [seed keyword] on [marketplace], sorting the related keywords by [broad-match PPC bid, exact-match PPC bid, brand ad bid, recommended promotions] in [ascending or descending order]. Preserve the selected metric rather than interpreting every score as search demand.

10. Prioritize Keyword Relevance

Prompt: Expand [seed keyword] on [marketplace], sorting the related keywords by [keyword name, dominant category, ranking ease score, relevance score, organic product count] in [ascending or descending order]. Preserve the selected metric rather than interpreting every score as search demand.

What You Need to Provide

Replace the bracketed placeholders with your own research inputs. Keep source estimates, reporting periods and missing information explicit.

Step 1 · Connect

Connect Your AI Assistant

Connect a compatible MCP client to Nexscope, then select this tool from your assistant. Use the connection settings in your client to complete authentication.

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

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

Using an API key? Get your key from API Access and include it in the Authorization header shown above.

Call this MCP tool

MCP tool name

nexscope_amazon_keyword_expansion

MCP endpoint

https://api.nexscope.ai/mcp

JSON-RPC method

tools/call

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

{
  "jsonrpc": "2.0",
  "id": "amazon-keyword-expansion-1",
  "method": "tools/call",
  "params": {
    "name": "nexscope_amazon_keyword_expansion",
    "arguments": {
      "marketplace": "us",
      "needCount": 10,
      "searchTerms": "phone case"
    }
  }
}

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
`marketplace`	`string`	required	Target marketplace code. Options: us, uk, de, in, ca, fr, it, es, mx, jp. Default us Example: us
`searchTerms`	`string`	required	Seed keyword (single keyword string) Example: phone case
`needCount`	`integer`	optional	Total number of results returned Example: 10
`sort`	`string`	optional	Sort field, default -monthly_search_volume_exact (exact search volume descending)
`minMonthlySearchVolumeExact`	`integer`	optional	Minimum exact search volume Example: 1
`maxMonthlySearchVolumeExact`	`integer`	optional	Maximum exact search volume Example: 1
`minMonthlySearchVolumeBroad`	`integer`	optional	Minimum broad search volume Example: 1
`maxMonthlySearchVolumeBroad`	`integer`	optional	Maximum broad search volume Example: 1
`minWordCount`	`integer`	optional	Minimum word count for keywords (for filtering long-tail keywords) Example: 1
`maxWordCount`	`integer`	optional	Maximum word count for keywords Example: 1
`minOrganicProductCount`	`integer`	optional	Minimum organic product count Example: 1
`maxOrganicProductCount`	`integer`	optional	Maximum organic product count Example: 1

Response fields

Treat structuredContent as the programmatic API response payload.

Name	Type	Required	Description
`costToken`	`integer`	optional	Number of tokens consumed
`keywordInfoList`	`array`	optional	Keyword information list
`name`	`string`	optional	Keyword name
`country`	`string`	optional	market code
`monthlySearchVolumeExact`	`integer`	optional	Average monthly exact match search volume
`monthlySearchVolumeBroad`	`integer`	optional	Average monthly broad match search volume
`monthlyTrend`	`number`	optional	Monthly search volume percentage change
`quarterlyTrend`	`number`	optional	Quarterly search volume percentage change
`dominantCategory`	`string`	optional	Category with the highest proportion in search results
`relevancyScore`	`integer`	optional	Relevance score to seed word
`easeOfRankingScore`	`integer`	optional	Ease of ranking score (the higher, the easier it is to rank)
`organicProductCount`	`integer`	optional	Number of naturally ranked products
`sponsoredProductCount`	`integer`	optional	Advertising product quantity
`ppcBidExact`	`number`	optional	Exact match PPC recommended bid (USD)
`ppcBidBroad`	`number`	optional	Broad match PPC recommended bid (USD)
`spBrandAdBid`	`number`	optional	Sponsored Brand Ad Recommended Bid (USD)
`recommendedPromotions`	`integer`	optional	Recommended promotional gift quantity

Example Q&A

Based on a published documentation sample, not a live tool call.

Your Question

Find related keywords for “porte de douche” on Amazon France.

Example Answer

The sample includes “porte coulissante”, with 9,524 monthly exact-match searches and 69,787 monthly broad-match searches. Its monthly trend is −1.1% and quarterly trend is +23.54%. These two search-volume measures describe different match scopes and should not be added together.

About this sample: This is an excerpt of the published documentation sample, not current account or market data. Missing dates, units and coverage remain unspecified.

View the Published Sample Data (JSON)

Published REST data example. Use Parameters & Response for MCP arguments when calling this tool.

Data Example

Sample request and response

Request parameters

{
  "marketplace": "fr",
  "searchTerms": "porte de douche",
  "needCount": 100
}

Response

{
  "code": 0,
  "msg": null,
  "data": {
    "keywordInfoList": [
      {
        "country": "fr",
        "sponsoredProductCount": 56,
        "name": "porte coulissante",
        "monthlyTrend": -1.1,
        "quarterlyTrend": 23.54,
        "monthlySearchVolumeExact": 9524,
        "dominantCategory": "Bricolage",
        "relevancyScore": 217,
        "recommendedPromotions": 6,
        "monthlySearchVolumeBroad": 69787,
        "easeOfRankingScore": 22,
        "organicProductCount": 70000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 22,
        "name": "paroi de douche",
        "monthlyTrend": -10.26,
        "quarterlyTrend": 15.1,
        "monthlySearchVolumeExact": 4841,
        "dominantCategory": "Bricolage",
        "relevancyScore": 174,
        "recommendedPromotions": 3,
        "monthlySearchVolumeBroad": 15294,
        "easeOfRankingScore": 35,
        "organicProductCount": 50000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 22,
        "name": "porte de douche",
        "monthlyTrend": -14.75,
        "quarterlyTrend": 1.41,
        "monthlySearchVolumeExact": 2309,
        "dominantCategory": "Bricolage",
        "relevancyScore": 2406,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 49707,
        "easeOfRankingScore": 55,
        "organicProductCount": 70000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 27,
        "name": "porte pliante",
        "monthlyTrend": 16.78,
        "quarterlyTrend": 21.03,
        "monthlySearchVolumeExact": 2216,
        "dominantCategory": "Bricolage",
        "relevancyScore": 312,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 7743,
        "easeOfRankingScore": 65,
        "organicProductCount": 50000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 22,
        "name": "accessoire douche",
        "monthlyTrend": -14.83,
        "quarterlyTrend": 38.79,
        "monthlySearchVolumeExact": 2023,
        "dominantCategory": "Cuisine et Maison",
        "relevancyScore": 94,
        "recommendedPromotions": 14,
        "monthlySearchVolumeBroad": 3415,
        "easeOfRankingScore": 100,
        "organicProductCount": 70000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 22,
        "name": "porte douche",
        "monthlyTrend": -25.22,
        "quarterlyTrend": 21.28,
        "monthlySearchVolumeExact": 1157,
        "dominantCategory": "Bricolage",
        "relevancyScore": 1640,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 49707,
        "easeOfRankingScore": 95,
        "organicProductCount": 60000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 22,
        "name": "salle de bain accessoire douche",
        "monthlyTrend": -34.49,
        "quarterlyTrend": 74.7,
        "monthlySearchVolumeExact": 942,
        "dominantCategory": "Cuisine et Maison",
        "relevancyScore": 94,
        "recommendedPromotions": 9,
        "monthlySearchVolumeBroad": 1130,
        "easeOfRankingScore": 100,
        "organicProductCount": 80000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 27,
        "name": "accessoires douche",
        "monthlyTrend": -15.92,
        "quarterlyTrend": 37.36,
        "monthlySearchVolumeExact": 881,
        "dominantCategory": "Cuisine et Maison",
        "relevancyScore": 94,
        "recommendedPromotions": 13,
        "monthlySearchVolumeBroad": 1946,
        "easeOfRankingScore": 100,
        "organicProductCount": 70000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 27,
        "name": "porte de douche coulissante",
        "monthlyTrend": -7.89,
        "quarterlyTrend": 29.72,
        "monthlySearchVolumeExact": 837,
        "dominantCategory": "Bricolage",
        "relevancyScore": 567,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 1833,
        "easeOfRankingScore": 60,
        "organicProductCount": 60000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 5,
        "name": "porte accordeon pvc",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 625,
        "dominantCategory": "Bricolage",
        "relevancyScore": 115,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 1434,
        "easeOfRankingScore": 100,
        "organicProductCount": 20000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 5,
        "name": "paroi de douche coulissante",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 201,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 95,
        "organicProductCount": 20000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 28,
        "name": "paroi de douche pliante",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 290,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 80,
        "organicProductCount": 10000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 27,
        "name": "porte de douche 70 cm",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 223,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 100,
        "organicProductCount": 20000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 5,
        "name": "porte de douche 90",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 350,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 65,
        "organicProductCount": 50000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 5,
        "name": "porte de douche accordéon",
        "monthlyTrend": -6.16,
        "quarterlyTrend": 35.37,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 430,
        "recommendedPromotions": 1,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 95,
        "organicProductCount": 10000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 0,
        "name": "porte de douche ajustable en largeur",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 534,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 540,
        "easeOfRankingScore": 100,
        "organicProductCount": 7000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 28,
        "name": "porte douche coulissante",
        "monthlyTrend": 0,
        "quarterlyTrend": 0,
        "monthlySearchVolumeExact": 450,
        "dominantCategory": "Bricolage",
        "relevancyScore": 530,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 1833,
        "easeOfRankingScore": 100,
        "organicProductCount": 50000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 5,
        "name": "porte de douche 80 cm",
        "monthlyTrend": 0,
        "quarterlyTrend": -3.8,
        "monthlySearchVolumeExact": 412,
        "dominantCategory": "Bricolage",
        "relevancyScore": 394,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 494,
        "easeOfRankingScore": 100,
        "organicProductCount": 50000
      },
      {
        "country": "fr",
        "sponsoredProductCount": 17,
        "name": "porte accordéon pvc",
        "monthlyTrend": 6.98,
        "quarterlyTrend": -23.12,
        "monthlySearchVolumeExact": 339,
        "dominantCategory": "Bricolage",
        "relevancyScore": 113,
        "recommendedPromotions": 0,
        "monthlySearchVolumeBroad": 407,
        "easeOfRankingScore": 100,
        "organicProductCount": 20000
      }
    ],
    "costToken": 85000
  }
}

View the MCP Request & Response Format

Examples