---
title: "Manually Block Customer Sms"
method: POST
path: "/conversations/customers/{customer_id}/sms-block"
tags: ["conversations"]
---

# Manually Block Customer Sms

`POST /conversations/customers/{customer_id}/sms-block`

Manually block SMS automation/sending for a customer.

## Path parameters

- `customer_id` string, required

## Response `200`

Successful Response

- CustomerSMSBlockUpdateResponse — Response model for manual SMS block state mutations.
  - `customer_id` string, required
  - `followup_sms_allowed` boolean, nullable
  - `followup_sms_block_reason` string, nullable
  - `success` boolean, required
  - `message` string, required

## Other responses

- `404` — Not found
- `422` — Validation Error

---

[API](https://skmtc.dev/noso/apis/crucible-backend-api.md) · [All operations](https://skmtc.dev/noso/apis/crucible-backend-api/llms.txt) · [OpenAPI document](https://skmtc.dev/noso/apis/crucible-backend-api/revisions/216c8523b7ae?raw)