Source: https://manu-tests-all-orgs.docs-staging.pageloop.ai/mcp-tools/requests-tickets/links-relationships/create-request-links

# createRequestLinks

Link entities (requests, changes) to a source request.

Links one or more target entities to a source request under a given **reference\_key** relationship. **Supported reference keys (examples):**

- `parent_child` — Parent-child hierarchy (REQUEST→REQUEST only; the source becomes the parent of the targets).

## Parameters

| Name            | Type                      | Required | Description                                                                                    |
| --------------- | ------------------------- | -------- | ---------------------------------------------------------------------------------------------- |
| `requestId`     | string                    | Yes      | Source request display ID (e.g., REQ-123, INC-456)                                             |
| `reference_key` | string                    | Yes      | Reference key of the relationship (e.g., "relates", "blocks", "causes", or "implicit\_causes") |
| `entities`      | BulkLinkEntityGroupDTO\[] | Yes      | List of entity groups to link, each specifying a target entity type and its display IDs        |