---
title: "Record or revise a carrier/handset observation"
method: POST
path: "/v1/number-health/attempts/{id}/observation"
tags: ["Number Health"]
---

# Record or revise a carrier/handset observation

`POST /v1/number-health/attempts/{id}/observation`

## Request

- Base URL: `https://api.revdesk.com`
- URL: `https://api.revdesk.com/v1/number-health/attempts/{id}/observation`
- Auth: HTTP bearer

Stores the exact handset display with server-measured call evidence and an audit snapshot.

## Path parameters

- `id` string, required

## Headers

- `Idempotency-Key` string

## Request body

- object
  - `outcome` 'CLEAN' | 'NUMBER_ONLY' | 'LOCATION' | 'WRONG_NAME' | 'SPAM' | 'SCAM' | 'BLOCKED' | 'NO_RING' | 'UNKNOWN', required
  - `observed_label` string
  - `callback_verified` boolean
  - `handset` object
    - `manufacturer` string
    - `model` string
    - `os` string

## Response `200`

Success

- object
  - `data` object, required
    - `id` string, required
    - `program_id` string, required

## Other responses

- `400`: Validation error
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not found
- `409`: Conflict (incl. idempotency conflicts)
- `429`: Rate limited

---

[API](https://skmtc.dev/revdesk/apis/revdesk-v1-api.md) · [All operations](https://skmtc.dev/revdesk/apis/revdesk-v1-api/llms.txt) · [OpenAPI document](https://skmtc.dev/revdesk/apis/revdesk-v1-api/revisions/fcbd43530a48?raw)