The Lovable of Voice AgentsVisual Voice Agent Builder
Design, test, and deploy voice AI agents without writing a single line of code. Drag nodes onto a canvas, describe your agent in plain language, and go live in minutes.
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Built for this workflow
Everything you need to design, test, and deploy your voice agent, visually.
AI-powered generation
Describe your agent in plain language and watch the full conversation flow appear on the canvas instantly.
Visual flow builder
Drag, drop, and connect nodes to design branching conversation logic, no code, no YAML, no boilerplate.
Test in the browser
Talk to your agent right inside the builder. No deployment needed to hear how it sounds.
One-click improvements
Click any agent message you didn't like and fix it in plain language. Iterate in seconds.
30+ provider integrations
Plug in OpenAI, ElevenLabs, Deepgram, Cartesia, and 30+ other providers for LLM, TTS, and STT.
Deploy with one click
Connect LiveKit Cloud and deploy your agent directly from the builder, no DevOps required.
The tightest feedback loop
Spin it up. Call it. Refine until it’s right.
Generate from a prompt
Describe the voice agent you want, like 'Build a pitch practice bot', and the AI creates the full conversation flow instantly.
Edit visually on the canvas
Drag, drop, and connect nodes to reshape the conversation flow exactly how you want it.
Edit it by prompting
Describe what you want to change in plain language and watch the agent update in real time.
Test it immediately
Talk to your agent right inside the builder - no deployment needed.
Improve a response you didn't like
When the agent says something off, click on that message in the conversation panel to correct it.
Deploy directly from the app
When your agent is ready, deploy it with a single click. No extra tools or setup required.
Share it with anyone
Generate a share link and send it to anyone. They can test your agent directly on voiceblox.ai, no app install needed.
Common use cases
Customer support agents with branching triage and SIP transfer
Sales qualification flows with conditional routing to closers
Appointment scheduling with calendar webhook integration
Medical patient intake and pre-visit data collection
Outbound survey and feedback collection campaigns
Start building for free
Open source and self-hostable. Read the documentation to get started in minutes.