# ads_insights_get_audiences_overlapping_audiences (https://sellersheetai.com/docs/mcp-api/tools/ads_insights_get_audiences_overlapping_audiences)

> Get the audiences that OVERLAP one given audience segment — audience-overlap insights for a single audienceId, not a catalog of audiences.

Access: **READ** · toolset amazon_ads · family ads.insights

Amazon Ads API · insightsGetAudiencesOverlappingAudiences · GET /insights/audiences/{audienceId}/overlappingAudiences Docs: https://advertising.amazon.com/API/docs/en-us/overlapping-audiences#tag/Audience-insights/operation/insightsGetAudiencesOverlappingAudiences

## Call it

MCP tool call:

```json
{
  "name": "ads_insights_get_audiences_overlapping_audiences",
  "arguments": {
    "store": "myStore-US",
    "countryCode": "<countryCode>",
    "audienceId": "<audienceId>",
    "ad_type": "DSP"
  }
}
```

Tool API (early access — contact us):

```bash
curl -X POST https://api.sellersheetai.com/api/v1/tools/ads_insights_get_audiences_overlapping_audiences \
  -H "Authorization: Bearer $SELLERSHEET_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"store":"myStore-US","countryCode":"<countryCode>","audienceId":"<audienceId>","ad_type":"DSP"}'
```

## Arguments

| Name | Type | Required | Description |
|---|---|---|---|
| `store` | string | yes | the store ref `<store>-<CC>` (name-country, e.g. 'myStore-US') — one of get_user_context's store_refs, verbatim. |
| `countryCode` | string | yes | the Ads profile's 2-letter country code (e.g. 'US'). |
| `audienceId` | string | yes | the one audience segment to fetch overlap insights for — there is no list-all mode; sent inside the request body as body.audienceId. |
| `ad_type` | string | yes | Amazon's adType — the ad program whose audiences are compared; DSP also needs body.advertiserId. Allowed: DSP \| SD. Allowed: DSP \| SD. |
| `body` | object |  | optional query parameters — adType comes from ad_type; advertiserId (required for DSP, from ads_dsp_advertisers), minimumOverlapAffinity / maximumOverlapAffinity (≥ 0), audienceCategory (list, 1–20), maxResults (1–500, default 30), nextToken. |

## Result

- Amazon's payload in data.result.

## Params (Amazon schema)

- audienceId*: string adType*: DSP | SD advertiserId: string minimumOverlapAffinity: number (min 0) maximumOverlapAffinity: number (min 0) — if specified, the affinities of all returned overlapping audiences will be at most the provided affinity audienceCategory: [string] (max 20) maxResults: integer (1–500) nextToken: string

## Gotchas

- For standard SP brand performance use ads_generate_brand_metrics_report / ads_get_brand_metrics_report instead.