---
title: "Attach a verified contact to an end user"
method: POST
path: "/v1/identity/end-users/{end_user_id}/contacts"
tags: ["identity"]
---

# Attach a verified contact to an end user

`POST /v1/identity/end-users/{end_user_id}/contacts`

## Path parameters

- `end_user_id` string, uuid, required

## Request body

- AddContactRequest — Add a verified contact (e.g. promote a claim to a verified contact). The channel + raw value together determine type and normalization. For typed channels (email, phone, sms, voice, whatsapp, slack, twitter, etc.) this produces a Contact with the matching type.
  - `channel` string, required
  - `value` string, required

## Response `201`

Successful Response

- ContactResponse
  - `uid` string, required
  - `channel` string, required
  - `type` string, nullable
  - `raw_value` string, required
  - `normalized_value` string, required
  - `verification_method` string, nullable

## Other responses

- `400` — Bad request
- `401` — Authentication required
- `422` — Validation Error

---

[API](https://skmtc.net/oneloop-hq/apis/feather-api.md) · [All operations](https://skmtc.net/oneloop-hq/apis/feather-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/oneloop-hq/feather-api/versions/888bdd5c076e/schema)