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v10

latestOpenAPI 3.1.0MITraw.githubusercontent.com2026-02-242335121.2 KB
Messages

Send a message

Send a text message to a specific chat. Supports replying to existing messages. Returns a pending message ID.

post/v1/chats/{chatID}/messages

Path parameters

chatIDstring required

Unique identifier of the chat.

Example:!NCdzlIaMjZUmvmvyHU:beeper.com

Unique identifier of the chat.

Request body

textstring

Text content of the message you want to send. You may use markdown.

replyToMessageIDstring

Provide a message ID to send this as a reply to an existing message

Response

Request executed successfully

chatIDstring required

Unique identifier of the chat.

pendingMessageIDstring required

Pending message ID

Example response

{
  "chatID": "!signal_adamvy:local-signal.localhost",
  "pendingMessageID": "m1694783291234567"
}