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curl -X PATCH https://api.thinnest.ai/campaigns/{campaign_id} \
  -H "Authorization: Bearer $THINNESTAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "name": "Updated Campaign Name",
  "message_template": "Updated message template.",
  "max_concurrent": 10
}'

​
Path Parameters

​
campaign_id
string
required
Campaign ID

​
Request Body

All fields are optional. Only provided fields are updated.
​
name
string
Campaign display name
​
message_template
string
Message template
​
contacts
array
Replace contact list
​
schedule
string
Reschedule launch time (ISO 8601)
​
max_concurrent
integer
Maximum concurrent calls/messages
Note: Updates are only allowed while the campaign status is draft. Launched campaigns cannot be modified — pause and create a new one instead.

​
Response 200

Returns the updated campaign object.

​
Errors

CodeDescription
401Missing or invalid authentication
403Campaign already launched (cannot modify)
404Campaign not found