intent, a mode (e.g. fast), and a subject (subjectType/subjectId) to anchor the conversation to an existing idea or series.{
"locationId": "TG9jYXRpb246MQ==",
"mode": "fast",
"intent": "idea"
}curl --location 'https://api.synup.com/api/v4/local-post-ideas/start-chat-session' \
--header 'Synup-Version: 2026-04-17' \
--header 'Authorization: API T9V35W3xxxxxxxxxxx' \
--header 'Content-Type: application/json' \
--data '{
"locationId": "TG9jYXRpb246MQ==",
"mode": "fast",
"intent": "idea"
}'{
"data": {
"startLocalChatSession": {
"success": true,
"session": {
"id": "string",
"locationId": 0,
"mode": "string",
"status": "string",
"messageCount": 0,
"title": "string",
"subjectType": "string",
"subjectId": "string",
"createdAt": "string",
"updatedAt": "string"
},
"suggestions": [
"string"
],
"error": {
"message": "string",
"code": "string",
"contextInfo": [
{
"key": "string",
"value": "string"
}
]
}
}
}
}