---
title: "List cited source domains"
method: GET
path: "/api/mcp/projects/{projectId}/sources/domains"
tags: ["Sources"]
---

# List cited source domains

`GET /api/mcp/projects/{projectId}/sources/domains`

Top cited source domains from AI answers — rank, citation counts, usage %, models, and top content types. Paginated and sortable. `days` defaults to 30. `limit` defaults to 20, max 100.

## Path parameters

- `projectId` string, uuid, required

## Query parameters

- `days` integer
- `sort` string
- `platform` string
- `topicId` string, uuid
- `unbranded` 'true'
- `country` string
- `locationId` string
- `limit` integer
- `offset` integer
- `sourceType` string

## Response `200`

Cited source domains.

- CitationSourcesResponse
  - `sources` CitationSource[], required
    - `domain` string
    - `rank` integer — Global rank based on total citations (1 = most cited).
    - `frequency` integer
    - `avgCitations` number
    - `type` string
    - `totalCitations` integer
    - `models` string[]
    - `pageCount` integer
    - `usage` number — Percentage 0-100.
    - `avgCitationsPerResponse` number
    - `topContentTypes` string[]
    - `subdomains` string[] — Subdomains rolled up into this row's `domain`. Empty when every citation came from the registrable root itself.
  - `totalSources` integer, required
  - `totalCitations` integer — Compatibility alias for totalSources, used by some clients.
  - `nextCursor` string
  - `hasMore` boolean, required
  - `success` boolean, required — Always `true` — injected on every success response by this endpoint family's response wrapper.

## Other responses

- `400` — Error response. `code` is the machine-readable reason — see the [error reference](/api/errors) for the full catalog and remediation per code.
- `401` — Error response. `code` is the machine-readable reason — see the [error reference](/api/errors) for the full catalog and remediation per code.
- `403` — Error response. `code` is the machine-readable reason — see the [error reference](/api/errors) for the full catalog and remediation per code.
- `404` — Error response. `code` is the machine-readable reason — see the [error reference](/api/errors) for the full catalog and remediation per code.
- `429` — Rate limited. Usually the per-API-key REST limit (600 requests/minute); on Google-backed endpoints it can also relay an upstream Google rate limit. `Retry-After` (seconds) is present when the limit was applied by Searchable's own rate limiter; it may be absent when an upstream provider rate-limits.
- `504` — Error response. `code` is the machine-readable reason — see the [error reference](/api/errors) for the full catalog and remediation per code.

---

[API](https://skmtc.net/searchable/apis/searchable-rest-api.md) · [All operations](https://skmtc.net/searchable/apis/searchable-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/searchable/searchable-rest-api/versions/301b04e800ed/schema)