Send a message

Changed on Oct 10, 2026

Sends a new message to a channel. Requires permission to send messages in the target channel. Supports text content, embeds, attachments (multipart), and mentions. Returns the created message object with full details.

post/channels/{channel_id}/messages

Request

Base URL
https://web.fluxer.app/api/v1
Auth
- API key in header Authorization
- or API key in header Authorization
TypeScript
https://skmtc.dev/fluxer/apis/fluxer-api/docs/channels/:channel_id/messages/post.ts
A function with typed inputs. Its response is checked against the schema.

Path parameters

string snowflake required

integer required

The ID of the channel

Request body

contentstring

The message content. Non-premium users can send up to 2000 characters; premium users, bots, and webhooks can send up to 4000 characters.

flagsinteger

The bitwise flags of the original message

ttsboolean

Whether this is a text-to-speech message

Response

Success

idstring snowflake required

channel_idstring snowflake required

webhook_idstring snowflake

type0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 12 | 18 | 19 | 21 required

The type of message

flagsinteger required

The bitwise flags of the original message

contentstring required

The text content of the message

timestampstring date-time required

The ISO 8601 timestamp of when the message was created

edited_timestampstring date-time nullable

The ISO 8601 timestamp of when the message was last edited

pinnedboolean required

Whether the message is pinned

mention_everyoneboolean required

Whether the message mentions @everyone

ttsboolean required

Whether the message was sent as text-to-speech

mention_rolesstring[] required

The role IDs mentioned in the message

noncestring nullable

A client-provided value for message deduplication

Changes

Oct 10, 2026b620d9da76aa Revision changes
- info
  added the optional property /// to the response with the status
- info
  added the optional property / to the response with the status
Oct 9, 202607d8e2f215e1 Revision changes
- info
  added to the ////// response property anyOf list for the response status
- info
  added to the /// response property anyOf list for the response status
- info
  added to the ///////// response property anyOf list for the response status
- info
  added to the ////// response property anyOf list for the response status
- info
  added to the //////// response property anyOf list for the response status
- info
  added to the ///// response property anyOf list for the response status
- info
  added to the /////////// response property anyOf list for the response status
- info
  added to the //////// response property anyOf list for the response status
- info
  removed from the ////// response property anyOf list for the response status
- info
  removed from the /// response property anyOf list for the response status
- info
  removed from the ///////// response property anyOf list for the response status
- info
  removed from the ////// response property anyOf list for the response status
- info
  removed from the //////// response property anyOf list for the response status
- info
  removed from the ///// response property anyOf list for the response status
- info
  removed from the /////////// response property anyOf list for the response status
- info
  removed from the //////// response property anyOf list for the response status

Operation history (8 revisions)