Callin just rolled out a major upgrade packed with features that make building and managing AI phone agents even simpler, smarter, and faster:
✨ What’s new:
1) Smart Wizard: Automatically generates optimized prompts for your voice agents in seconds.
2) Multiple LLMs: Choose between GPT-5-nano, GPT-4.1-nano, Gemini 2.0 Flash, Gemini 2.0 Flash Lite, Gemini 2.5 Flash, and Gemini 2.5 Flash Lite.
3) New ElevenLabs Voices: Now supporting Arabic, Filipino, Greek, Hungarian, Croatian, Danish, Finnish, Indonesian, Malay, Japanese, Norwegian, Polish, Romanian, Slovak, Swedish, Tamil, Turkish, Vietnamese, Ukrainian, and Mandarin Chinese.
4) Multilingual Agents: Real-time automatic language detection and switching during calls.
5) BYOC Ready: Direct Telnyx and SIP trunk integration right from your dashboard.
6) Google Calendar Sync: Stronger, smoother integration for appointments and reminders.
7) 7-Language Interface: Now available in German, French, Italian, Spanish, Dutch, Hindi, and Portuguese.
8) White-Label DNS Automation: Set up your custom domain instantly - no technical setup required.
💡 The goal? To help you build natural, multilingual AI agents that actually feel human... and launch them in minutes.
👉 Explore the update now at https://app.callin.io