Run Your Own AI Phone Agent for Free with Dograh

If your small business relies on a phone line, an AI voice agent can handle after-hours calls, answer common questions, and book appointments. Until now that meant paying cloud platforms like VAPI or Retell $0.05 to $0.12 per minute, which gets expensive fast for a busy shop.

Dograh just changed the math.

What's happening

Dograh launched this week as a fully open-source, self-hosted voice AI platform and hit number one Product of the Day on Product Hunt. It lets you run a complete AI phone agent on your own server, bringing your own speech-to-text, text-to-speech, and language models, paying nothing to a third-party platform per call.

The builder is visual. You drag and drop conversation nodes, wire them together with conditions, and a working phone bot takes shape in under two minutes. It supports Twilio, Vonage, and a few other telephony providers out of the box, so if you already have a business number you plug right in. Every run is fully traceable: you can inspect the conversation graph and see exactly what the agent said at each step and why it branched the way it did.

No vendor lock-in, no black box, and no surprise invoices. The whole workflow lives in your own environment, which also means call recordings and transcripts never touch a third-party server you don't control.

Try this this week

• Pull the repo: git clone https://github.com/dograh-hq/dograh and follow the README to run it locally or on a cheap $5/mo VPS.
• Sign up for a free Twilio trial number (takes about ten minutes) and paste the credentials into Dograh's settings panel.
• Build one simple bot: a greeting node, three or four condition branches for your most common questions (hours, location, booking link, pricing), and a fallback that offers to send a follow-up text.
• Call it from your own phone. Listen for anything that sounds off. Tune one node at a time.
• Once it handles the basics cleanly, forward your real business line to it during closed hours.

The full setup, including the Twilio account, realistically takes an afternoon.

The bigger picture

Phone coverage is one of those things small business owners quietly lose sleep over. A missed call after hours can be a missed booking, a lost client, or just a frustrating start to someone's day. Dograh is the kind of tool that makes the smallest-working-thing idea click: you don't need a full AI overhaul, just one bot on one line handling one job well. That's enough to start, and it's free.