Update follow-up settings

Changes the time of day and time zone for follow-up messages, and the own time of single steps. Does not send anything. Returns the settings.

PATCH /v1/followup-settings

Permission	`settings:write` (all permissions)
Risk	Write (no outside effect)
Idempotency-Key	Optional (how it works)
Safe to repeat	Safe by nature. With the same Idempotency-Key the first answer comes back.
Rate limit class	`write` (120 requests per minute per key)
Confirmation	None
MCP tool	Not available in MCP
Since version	2026-10-25

#What it does

Changes data in your account. It does not send messages to contacts.
Safe to repeat. With the same Idempotency-Key the first answer comes back.

#Request

Header

Name	Required	Description
`Authorization`	yes	`Bearer <key>`
`Idempotency-Key`	no	A unique value for this operation, for example a UUID (1 to 255 visible ASCII characters).

Body (JSON)

Name	Type	Required	Description
`send_time`	string or null	no	Time of day as HH:MM, for example 09:30. Null removes it.
`timezone`	string or null	no	Time zone name such as Europe/Berlin. Null removes it. up to 60 characters
`steps`	array of object	no	Own time of day for single steps. up to 100 items
`steps[].step_id`	string	yes	Step ID.
`steps[].send_time`	string or null	yes	Time of day as HH:MM, for example 09:30. Null removes it.

#Examples

curlPythonTypeScript

curl -X PATCH "https://api.smartchat.marketing/v1/followup-settings" \
  -H "Authorization: Bearer $SMARTCHAT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "send_time": "09:30",
  "timezone": "Europe/Berlin"
}'

import os
import requests

response = requests.patch(
    "https://api.smartchat.marketing/v1/followup-settings",
    headers={"Authorization": "Bearer " + os.environ["SMARTCHAT_API_KEY"]},
    json={
        "send_time": "09:30",
        "timezone": "Europe/Berlin",
    },
)
response.raise_for_status()
print(response.json())

const response = await fetch("https://api.smartchat.marketing/v1/followup-settings", {
  method: "PATCH",
  headers: {
    Authorization: `Bearer ${process.env.SMARTCHAT_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "send_time": "09:30",
    "timezone": "Europe/Berlin"
  }),
});
if (!response.ok) throw new Error(await response.text());
console.log(await response.json());

Response (200):

{
  "object": "followup_settings",
  "send_time": "09:30",
  "timezone": "Europe/Berlin",
  "default_timezone": "Europe/Zurich",
  "steps": [
    {
      "step_id": "stp_1a2b3c4d5e6f47a8b9c0d1e2f3a4b5c6",
      "position": 1,
      "delay_minutes": 1440,
      "send_time": null
    }
  ]
}

#Response

Status 200. Every response has the headers Request-Id, SmartChat-Version and X-RateLimit-*.

Name	Type	Description
`object`	string	Always "followup_settings". always `followup_settings`
`send_time`	string or null	Local time of day (in the account time zone) as HH:MM for all follow-up steps, or null for no fixed time.
`timezone`	string or null	Time zone name such as Europe/Berlin, or null for the default. up to 60 characters
`default_timezone`	string	Time zone used when timezone is null. up to 60 characters
`steps`	array of object	Steps of the sign-up sequences with their own time of day. up to 100 items
`steps[].step_id`	string	Step ID.
`steps[].position`	integer	Order of the step. 1 to 100
`steps[].delay_minutes`	integer	Wait before the step in minutes. 0 to 525600
`steps[].send_time`	string or null	Own local time of day as HH:MM for this step, or null.

#Errors

Code	Status	When
`bad_request`	400	The request could not be read.
`missing_parameter`	400	A required field is missing.
`unknown_parameter`	400	A field is not known.
`api_key_expired`	401	This API key has expired.
`api_key_invalid`	401	This API key is not valid.
`api_key_revoked`	401	This API key was revoked.
`authentication_required`	401	No API key was sent. Send 'Authorization: Bearer <key>'.
`account_blocked`	403	This account is blocked.
`insufficient_scope`	403	This key lacks a required permission.
`ip_not_allowed`	403	This IP address is not allowed for this key.
`step_not_found`	404	No follow-up step with this ID exists in this account.
`validation_failed`	422	A field is not valid.
`rate_limited`	429	Too many requests. Wait and try again.
`internal_error`	500	Something went wrong on our side.
`service_unavailable`	503	The service is temporarily unavailable.

All errors use one format.