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POST
/
v1
/
reactions
Send a reaction
curl --request POST \
  --url https://api.messages.dev/v1/reactions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "from": "+15551234567",
  "to": "+15559876543",
  "message_id": "msg_abc123",
  "type": "love"
}
'
{
  "id": "<string>",
  "status": "<string>",
  "request_id": "<string>"
}

Documentation Index

Fetch the complete documentation index at: https://messages.dev/docs/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

Use an API key as a bearer token: Authorization: Bearer sk_live_...

Each key has a set of scopes that gate which endpoints it can call: messages:read, messages:write, chats:read, lines:read, reactions:read, reactions:write, typing:read, typing:write, receipts:read, receipts:write, webhooks:read, webhooks:write, outbox:read, files:read, files:write. Keys can also be restricted to a subset of lines.

Body

application/json
​
from
string
required

Sender line handle (phone number or Apple ID)

Example:

"+15551234567"

​
to
string
required

Recipient handle

Example:

"+15559876543"

​
message_id
string
required

Message ID (msg_...) or iMessage GUID of the message to react to

Example:

"msg_abc123"

​
type
enum<string>
required

Reaction type

Available options:
love,
like,
dislike,
laugh,
emphasize,
question
Example:

"love"

Response

Outbox item created

​
id
string

Delivery ID (e.g. obx_abc123)

​
status
string
Allowed value: "pending"
​
request_id
string