Write

Schedule LinkedIn Message

Schedule a message to send in a specific conversation at a future datetime (ISO 8601, up to 8000 characters). If the contact replies before the scheduled time, the send is automatically cancelled so you never talk over them. The call fails if send_at is not a valid future datetime, and an optional internal note can be attached for your own reference.

schedule_messagePOST/api/v1/inbox/conversations/{chat_id}/schedule
crispy — bash

Example prompt: Schedule a friendly check-in to my chat with Tom for next Tuesday at 10am UTC

{
  "reminder_id": "rem_4c8d",
  "chat_id": "chat_9f2a",
  "send_at": "2026-04-23T10:00:00Z",
  "status": "pending"
}
Permission scope
core
Access
Write
Category
Messaging

What you can build

Queue a follow-up for the recipient's working hours and time zone for higher reply rates
Line up a check-in days ahead without remembering to send it manually
Avoid awkward duplicate outreach thanks to auto-cancel when they reply first
Batch your outreach in one session while messages still land naturally over time

Parameters

Inputs accepted by schedule_message.

NameTypeDescription
chat_idstringID of the conversation to send the message in
message_textstringMessage text to send (max 8000 chars)
send_atstringISO 8601 datetime when to send (e.g. '2026-04-23T10:00:00Z'). Must be in the future.
notestringOptional internal note (not sent, just for your reference)

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