---
title: "Merge two projects"
method: POST
path: "/crm/objects/2026-03/projects/merge"
tags: ["Advanced"]
---

# Merge two projects

`POST /crm/objects/2026-03/projects/merge`

Merge two project records. Learn more about [merging records](https://knowledge.hubspot.com/records/merge-records).

## Request body

- PublicMergeInput — Input data for merging two records.
  - `objectIdToMerge` string, required — The ID of the object that will be merged into the primary object.
  - `primaryObjectId` string, required — The ID of the primary object into which another object will be merged.

## Response `200`

successful operation

- SimplePublicObject — A simple public object.
  - `archived` boolean, required — Whether the object is archived.
  - `archivedAt` string, date-time — The timestamp when the object was archived, in ISO 8601 format.
  - `createdAt` string, date-time, required — The timestamp when the object was created, in ISO 8601 format.
  - `id` string, required — The unique ID of the object.
  - `objectWriteTraceId` string — An identifier used for tracing the write request for the object.
  - `properties` object, required — Key-value pairs representing the properties of the object.
  - `propertiesWithHistory` object — Key-value pairs representing the properties of the object along with their history.
  - `updatedAt` string, date-time, required — The timestamp when the object was last updated, in ISO 8601 format.
  - `url` string — The URL associated with the object.
  - `warnings` PublicObjectWarning[]
    - `category` string, required
    - `context` object, required
    - `message` string, required

## Other responses

- `default` — An error occurred.

---

[API](https://skmtc.net/hubspot/apis/crm-projects.md) · [All operations](https://skmtc.net/hubspot/apis/crm-projects/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/hubspot/crm-projects/revisions/991245afe3f5/schema)