Vapi nabs $50M to make voice AI more human

Overview

Voice AI startup Vapi Inc. said it raised $50 million in new funding to make voice AI feel more human across phone calls and customer support. Vapi builds voice AI infrastructure, the middleware that connects AI models such as OpenAI's GPT and Anthropic's Claude to voice-to-text and text-to-voice engines with low-delay, interruptible responses. Peak XV led the Series B round, bringing the company's total funding to $72 million, and Vapi says it will invest in distribution, delivery and core infrastructure.

Key Takeaways

Vapi raised $50 million in a Series B round to make voice AI more human.
The company builds voice AI middleware that connects AI models to voice-to-text and text-to-voice engines with low-delay, interruptible responses.
Peak XV led the round, with participation from Y Combinator, Microsoft's M12, Kleiner Perkins and earliest investors.
The round brings Vapi's total funding to $72 million.
Vapi says it supports more than 1 million developers, more than 2.7 million unique AI agents and more than 1 billion calls made.
Funding will go toward distribution, delivery and core infrastructure, including governance and security guardrails.

Stats & Key Facts

#$50 million raised in the Series B round.
#Total funding now reaches $72 million.
#More than 1 million developers supported.
#More than 2.7 million unique AI agents.
#More than 1 billion calls made.
#Amazon Ring runs 100% of its inbound volume through Vapi.

Vapi nabs $50M to make voice AI more human

The funding round

Vapi closed a Series B led by Peak XV.

›Vapi raised $50 million in new funding.
›Peak XV led the round, with participation from Y Combinator, Microsoft's M12 venture fund, Kleiner Perkins and earliest investors.
›The round brings the company's total funding to $72 million.

What Vapi builds

Vapi provides the middleware layer for voice agents.

›It connects AI models such as OpenAI's GPT and Anthropic's Claude to voice-to-text and text-to-voice engines.
›It enables low-delay responses with interruptability to make conversations feel natural.
›Co-founder and CEO Jordan Dearsley said the real breakthrough is building agents that feel human and solve customer problems.

The article notes that voice agents such as Siri, ChatGPT voice and Gemini have made people comfortable talking to their devices, and that voice agents now handle phone banks, hotel appointments, restaurant orders and shipment checks.

Scale and reach

Vapi reports broad adoption across its platform.

›It supports more than 1 million developers and more than 2.7 million unique AI agents.
›More than 1 billion calls have been made on the platform.
›It supports inbound customer service, outbound candidate screening, sales coaching and autonomous menu navigation.

Customers have used the service to replace call centers, automate high-volume qualification workflows and navigate complex third-party phone systems without human involvement.

Customer traction

Vapi reports its strongest traction in regulated and high-volume sectors.

›Strongest traction is in financial services, healthcare, insurance, automotive and workforce management.
›Amazon Ring went from zero to production in two weeks.
›100% of Amazon Ring's inbound volume now runs through Vapi.

Jason Mitura, vice president of software development at Amazon Ring, said the team evaluated dozens of vendors before choosing Vapi.

Where the money goes

Vapi will focus investment in three areas.

›Distribution, to get the product to the people it should reach.
›Delivery, to help customers move from intent to implementation.
›Core infrastructure, including governance, security, composition and guardrails for every call.

Frequently Asked Questions

How much did Vapi raise?

Vapi raised $50 million in a Series B round led by Peak XV, bringing its total funding to $72 million.

What does Vapi build?

Vapi builds voice AI infrastructure, the middleware that connects AI models such as OpenAI's GPT and Anthropic's Claude to voice-to-text and text-to-voice engines with low-delay, interruptible responses.

Who invested in the round?

Peak XV led the round, with participation from Y Combinator, Microsoft's M12 venture fund, Kleiner Perkins and the company's earliest investors.

How large is Vapi's platform?

Vapi reports more than 1 million developers, more than 2.7 million unique AI agents and more than 1 billion calls made.

How does Vapi plan to use the funding?

It will invest in distribution, delivery and core infrastructure, including governance, security and guardrails for every call.

Vapi plans to use its $50 million Series B to expand distribution, delivery and infrastructure for voice agents that feel human.