Voice AI AgentsNamed in 1 case study

Vapi

A developer platform for building AI voice agents that answer and make phone calls. The founder of a documented website widget for trades businesses says they use a lot of AI voice credits through Vapi.

Image: Vapi (official site). View source

Visit Official Site Official Pricing PageNo affiliate relationship. This is a plain link.

Pricing

Pay by usage per call minute, starting with $5 in free credits. The page's example showed separate per-minute costs for transcription, the AI model and the voice. Optional support packages start with Core at $29/month.

Free plan: No free plan; new accounts get $5 in free credits, then pay per minute.

Checked on the official pricing page on October 27, 2026. Prices change and can vary by region, tax, and billing period.

How It Is Used in Our Cases

Building an AI receptionist that answers calls
Adding voice to a chatbot product
Booking appointments by phone

Limitations

Costs grow with every call minute
Phone and network fees are charged by providers on top
Needs technical setup to build and test agents

In the Case Studies

Case Studies Using Vapi

1 case study

Social preview image from onlyavenue.com, the official site.

Image: onlyavenue.com

September 20, 2026

1 source

Two brothers in Australia built a website widget for tradespeople, with AI voice calling, that they say does A$85K a month

Avenue (Tom and his brother)

Tom and his brother built Avenue with a small team. It is a widget that sits on the websites of trades businesses such as electricians and mechanics. Early on they sold it in person, first showing it on an iPhone and then on iPads so owners could see it embedded in a website.

Read original source

Reported figure

About A$85K a month(revenue)

Evidence levelSelf-Reported

Tools:

Inspect Case

Alternatives

Related Tools in Voice AI Agents

Official image

ElevenLabs

AI Voice & Audio

An AI voice generator for narration, voice cloning, and dubbing. Used for narration in the documented faceless YouTube pipeline reported by Fortune.

Free plan: Yes. 10k credits per month.

Pricing: Free plan with 10k credits per month. Starter $6/month, Creator $22/month, Pro $99/month, Scale $299/month, Business $990/month. First-month discounts were shown at the time of checking.

Checked October 17, 2026

Used in 4 documented casesView Profile

Official image

Botpress

Chatbot Builder

A platform for building AI chatbots and agents. A documented no-code chatbot builder used it to deliver website bots for local businesses.

Free plan: Yes. 100 conversations per month, no top-ups or overages.

Pricing: Free plan with 100 conversations per month. Plus $150/month and Team $750/month, both billed annually, with conversation packs available.

Checked October 17, 2026

Used in 1 documented caseView Profile

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