Vapi AI is an advanced artificial intelligence platform that streamlines business processes through intelligent automation and data-driven insights.
Enhance your AI capabilities with Relevance AI's no-code agent builder to create sophisticated AI agents that can handle complex enterprise tasks.


Vapi AI delivers powerful AI and automation capabilities for enterprise operations. Relevance AI transforms these capabilities into intelligent AI agents that can execute complex tasks and workflows at scale.
Intelligent Automation
Empowers agents to automate complex workflows, enhancing efficiency.
Data-Driven Insights
Equips agents with real-time analytics for informed decision-making.
Enhanced Customer Engagement
Drives personalized interactions, boosting customer satisfaction and loyalty.
Relevance AI gives you access to Vapi AI's advanced AI capabilities within your automated workflows and AI agents.
What you’ll need
You don't need to be a developer to set up this integration. Follow this simple guide to get started:
- A Vapi AI account
- A Relevance AI account with access to your project settings
- Authorization (connect securely via API keys—no sensitive info stored manually)
Security & Reliability
The integration uses secure API authentication through Vapi AI, enabling automated phone calls and voice interactions within your workflows. Relevance AI handles the voice selection, call scheduling, and real-time communication—so you don't have to manage complex telephony infrastructure.
Built-in validation ensures your voice assistants communicate naturally while maintaining consistent call quality across different phone numbers and regions.
No training on your data
Your data remains private and is never utilized for model training purposes.
Security first
We never store anything we don’t need to. The inputs or outputs of your tools are never stored.

Best Practices for Non-Technical Users
To get the most out of the Vapi AI + Relevance AI integration without writing code:
- Configure your assistant first: Set up your AI assistant's personality and goals before making calls.
- Test voice selection: Try different voice options to find the most natural fit for your use case.
- Format phone numbers properly: Always include country code with '+' prefix (e.g., +1 for US).
- Monitor call duration: Keep initial conversations brief to optimize engagement.
- Start with wait_for_finish: Enable this option initially to track call completion and outcomes.