Coming soon

Phone calls for your product and your voice agents

Coming soon. Leave your email and we will let you know as soon as it is ready.

Make and receive phone and WhatsApp calls, record them and connect them to your AI voice agent or your team.

Read the docs
POST /v1/calls
{
  "from": "+34 910 000 000",
  "to": "+34 611 222 333",
  "agent": "appointment-reminder",
  "record": true
}
Response
{
  "id": "call_2c8",
  "status": "ringing"
}
200 OK
2 channels

Works with

How it works

Up and running in three steps

  1. 1

    Get a number

    Local, mobile or toll-free.

  2. 2

    Connect your agent

    Over SIP or WebSocket, or route to your team.

  3. 3

    Make and take calls

    With recording and transcription by webhook.

Features

Everything it includes

Click what interests you most and we'll prioritise you when we open it.

For agents

Ask your agent

Everything the API does is available on our MCP server. Your agent prepares it, you approve it and we run it.

FAQ

Frequently asked questions

Can I use my voice agent?

Yes, over SIP or WebSocket.

Can calls be recorded?

Yes, with notice to the customer, and we send you the audio and the transcript.

Start today with a single integration

Reserve your spot in early access. Your first two accounts are free forever.

🚧 Not ready yet

We're finishing building it

Crier is in early access. Leave your email and you'll be among the first in, with launch terms.

or with your email

No spam. We'll only write to give you access.

You're on the list!

We'll write to you as soon as your access is ready.