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What is call transfer in Bolna?

Call transfer allows your AI agent to intelligently route live calls to human agents or specific phone numbers based on conversation context. This is essential for escalations, specialized support, or when human intervention is needed.
Add transfer call tool interface in Bolna Voice AI Playground showing call routing configuration, phone number input, and description fields for seamless human agent handoff

Add a Transfer Call Tool with Bolna Voice AI Agents in playground


How does call transfer work?

Using this function, you can transfer ongoing calls to another phone number depending on the description (prompt) provided. The LLM intelligently decides when to execute the transfer based on your configured conditions.
PropertyDescription
DescriptionDescription for your transfer call functionality.
Make it as descriptive as possible for the LLM to execute this function successfully.
Transfer to Phone numberThe phone number where the agent will transfer the call to
Call transfer configuration interface in Bolna Voice AI showing phone number input and description fields for seamless agent handoff

Screenshot of Bolna Voice AI call transfer configuration interface


You may add multiple transfer call tools for multiple phone numbers. A single agent can be configured to transfer call to multiple numbers, a specifc number for a specific use case.Say you want to transfer a call to the Finance Team and thus add their number, and another number for another team say HR.
Multiple call transfer configurations in Bolna Voice AI Playground showing Finance Team and HR Team phone numbers with distinct routing descriptions for intelligent agent handoff based on conversation context

Multiple transfer destinations configured

Next steps

Ready to implement call transfers? Explore related features: For testing, use the Playground to simulate transfer scenarios before deploying to production.
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