Air AI vs Vapi
Two of the most-asked-about agents in the voice-agents space. Here's how they actually stack up.
Air AI
AI sales agent for extended outbound phone conversations up to 40 minutes focused on appointment setting
From $99/mo
Read full review →Vapi
Developer-focused voice AI platform for building production-grade voice agents via API
Free tier
Read full review →Side-by-side comparison
| Air AI | Vapi | |
|---|---|---|
| Tagline | AI sales agent for extended outbound phone conversations up to 40 minutes focused on appointment setting | Developer-focused voice AI platform for building production-grade voice agents via API |
| Pricing | From $99/mo | Free tier |
| Categories | voice-agents, sales, outbound | voice-agents, api, conversational-ai |
| Made by | Air AI | Vapi |
| Launched | 2023-08 | 2022 |
| Platforms | Phone, Web | API, Web, Phone |
| Status | active | active |
Air AI highlights
- + Extended conversation capability: designed to hold 10-40 minute sales conversations without fallback
- + Appointment setting and qualification as primary conversation goal
- + Memory across calls: recognizes returning prospects and recalls previous conversation context
- + Human-level conversational fluency optimized for extended dialogue rather than short transactions
- + Outbound dialing with campaign management for sales prospecting sequences
Vapi highlights
- + Real-time streaming voice with sub-500ms response latency on most configurations
- + Bring your own LLM: works with OpenAI, Anthropic, Groq, Together, and local models
- + Bring your own STT and TTS providers including Deepgram, ElevenLabs, and Play.ht
- + Phone number provisioning and outbound/inbound call management via API
- + Function calling and tool use for external integrations mid-conversation
Frequently Asked Questions
Which is better, Air AI or Vapi?
Neither is universally better. Air AI (From $99/mo) leans into voice-agents, while Vapi (Free tier) is closer to voice-agents. Pick based on which workflow you actually do every day.
What is the price difference between Air AI and Vapi?
Air AI is from $99/mo. Vapi is free tier. See the pricing row in the comparison table.
Can I use Air AI and Vapi together?
In most cases, yes. They serve overlapping but distinct needs, so running them side by side is common until you decide which fits your workflow.