---
title: "Changes to Contact Lookalikes"
method: POST
path: "/v3/contacts/lookalike"
---

# Changes to Contact Lookalikes

`POST /v3/contacts/lookalike`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 10 revisions.

- **2026-09-24** `9847a3129498`: 6 breaking, 10 warning

## Changes

- **2026-09-24** `9847a3129498`: 6 breaking, 10 warning
  - added `#/components/schemas/ContactIdentifiersBatch` to the `exclude` request property `allOf` list
  - added `#/components/schemas/ContactIdentifiersBatch` to the `seeds` request property `allOf` list
  - the request property `exclude` became not nullable
  - the request property `seeds` became not nullable
  - the `exclude` request property type changed from `object` to no type
  - the `seeds` request property type changed from `object` to no type
  - removed the request property `exclude/contactIds`
  - removed the request property `exclude/contacts`
  - removed the request property `exclude/emails`
  - removed the request property `exclude/ids`
  - removed the request property `exclude/linkedinUrls`
  - removed the request property `seeds/contactIds`
  - removed the request property `seeds/contacts`
  - removed the request property `seeds/emails`
  - removed the request property `seeds/ids`
  - removed the request property `seeds/linkedinUrls`

---

[Operation](https://skmtc.dev/lusha/apis/lusha-api-documentation/docs/v3/contacts/lookalike/post.md) - [API](https://skmtc.dev/lusha/apis/lusha-api-documentation.md) - [Page](https://skmtc.dev/lusha/apis/lusha-api-documentation/changes/v3/contacts/lookalike/post)