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Make a call

curl -X POST https://developer.mycpaas.io/api/laml/2010-04-01/Accounts/YOUR_ACCOUNT_SID/Calls.json \
  -u YOUR_ACCOUNT_SID:YOUR_AUTH_TOKEN \
  -d "To=+491234567890" \
  -d "From=+491098765432" \
  -d "Url=https://yourserver.com/voice.xml"

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Parameters

ParameterRequiredDescription
To✅Number to call (E.164 format)
From✅Your mycpaas caller number
Url✅URL that returns TwiML to control the call
StatusCallback❌Webhook URL for call status updates
StatusCallbackEvent❌Events to trigger callback (e.g. initiated ringing answered completed)

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Response

{
  "sid": "CA_YOUR_CALL_SID",
  "to": "+491234567890",
  "from": "+491098765432",
  "status": "queued",
  "direction": "outbound-api",
  "date_created": "2026-04-19T10:00:00Z"
}

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List calls

cURL
curl https://developer.mycpaas.io/api/laml/2010-04-01/Accounts/YOUR_ACCOUNT_SID/Calls.json \
  -u YOUR_ACCOUNT_SID:YOUR_AUTH_TOKEN

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Call status values

StatusMeaning
queuedCall accepted, waiting to start
ringingCall is ringing
in-progressCall is active
completedCall ended normally
busyLine was busy
no-answerNot answered
failedTechnical error

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Example TwiML response

Your Url endpoint must return valid TwiML: 
<?xml version="1.0" encoding="UTF-8"?>
<Response>
  <Say>Hello, this is mycpaas. Thank you for your call.</Say>
  <Pause length="1"/>
  <Say>Goodbye.</Say>
</Response>
Your TwiML server must be publicly reachable. For local testing we recommend ngrok.