curl --request PATCH \
  --url https://app.thinnest.ai/api/v1/customers/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Sunrise Dental Clinic Pvt Ltd",
  "allottedCallLines": 3,
  "metadata": {
    "tier": null,
    "region": "west"
  }
}
'

const options = {
  method: 'PATCH',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    name: 'Sunrise Dental Clinic Pvt Ltd',
    allottedCallLines: 3,
    metadata: {tier: null, region: 'west'}
  })
};

fetch('https://app.thinnest.ai/api/v1/customers/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://app.thinnest.ai/api/v1/customers/{id}"

payload = {
    "name": "Sunrise Dental Clinic Pvt Ltd",
    "allottedCallLines": 3,
    "metadata": {
        "tier": None,
        "region": "west"
    }
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

{
  "id": "org_5b2f9c1e-8a4d-4f7b-9e3a-2c6d1f0a7b84",
  "name": "Sunrise Dental Clinic Pvt Ltd",
  "externalId": "clinic-0042",
  "metadata": {
    "city": "Pune",
    "seats": 3,
    "region": "west"
  },
  "timezone": "Asia/Kolkata",
  "allottedCallLines": 3,
  "archivedAt": null,
  "eraseAfter": null,
  "createdAt": "2026-10-02T06:14:22.418Z"
}

{
  "error": "Unknown field `plan`. A customer's `name`, `externalId`, `metadata`, `timezone`, `allottedCallLines` can be changed."
}

{
  "error": "Send a valid API key as `Authorization: Bearer <key>`."
}

{
  "error": "This API key is read-only: it can read everything but change nothing."
}

{
  "error": "Customer not found."
}

{
  "error": "A customer with externalId `clinic-0042` already exists."
}

{
  "error": "This customer was deleted. Restore it first."
}

{
  "error": "Over 240 requests a minute. Slow down and retry."
}