BetaThe V4 API is in beta — endpoints and functionality may change.
Messagesv4

React to a message

POST/chats/{chatId}/messages/{messageId}/reactions

Adds or removes a tapback reaction. Use a + prefix to add and - to remove (e.g. +love, -love). Blooio channels only.

Path parameters

chatIdRequiredstring

Unique identifier of the chat, prefixed with chat_. Returned by the List chats endpoint.

messageIdRequiredstring

Unique identifier of the message, prefixed with msg_. Returned when you send a message or by the List messages endpoint.

Headers

AuthorizationRequiredstring

Your API key, sent as a bearer token: Authorization: Bearer <api_key>. Editing this stays in sync with the API key box on the right.

Bearer

Body parameters

JSON
reactionRequiredstring

e.g. '+love' to add, '-love' to remove.

Returns

dataoptionalobject
message_idoptionalstring
reactionoptionalstring
atoptionalinteger

Response codes

200Reaction applied
401Your API key is missing or invalid. Pass it as a bearer token.
404No message was found with the provided `chatId`.
409The request conflicts with the current state of the message (e.g. it already exists, the chat is closed, or the channel isn't active).
422Validation failed — one or more fields in the request are invalid or missing.

Sends a live request with your values and shows the real response below. Your key is stored only in this browser.

Request
curl -X POST https://api.blooio.com/v4/chats/chat_a1b2c3d4/messages/msg_a1b2c3d4/reactions \  -H "Authorization: Bearer bl_live_..." \  -H "Content-Type: application/json" \  -d '{    "reaction": "string"  }'
Body object
Response objectexample
{  "data": {    "message_id": "msg_a1b2c3d4",    "reaction": "string",    "at": 0  }}