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POST
/
api
/
calls
/
{call_id}
/
send_data_message
cURL
curl --request POST \
  --url https://api.ultravox.ai/api/calls/{call_id}/send_data_message \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "type": "<string>"
}
'

Documentation Index

Fetch the complete documentation index at: https://docs.ultravox.ai/llms.txt

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

The request body for this API is determined by the type of message being sent. See Data Messages for details.

Authorizations

X-API-Key
string
header
required

API key

Path Parameters

call_id
string<uuid>
required

Body

application/json

A data message to send to a call.

type
string
required

The type of the data message.

Response

204

No response body