AI Voice Agent Platform

Vapi

Developer-first voice AI platform: BYO LLM, BYO TTS, BYO telephony, ~465ms latency in optimized configs.

vapi.ai Verified April 2026 San Francisco, US Founded 2023 series a

Pricing

$0.05 /min

$0.05/min platform fee. Add STT (~$0.01), LLM (~$0.02–$0.20), TTS (~$0.04), telephony (separate). Real all-in: $0.15–$0.40/min. Startup $800/mo (7,500 min); Agency ~$400–500/mo (3,000 min). 60 free minutes on signup. HIPAA add-on $1,000/mo.

Free tier Per minute Usage-based Flat monthly Custom enterprise
View pricing page → Verified April 2026

Capabilities

Capability Vapi
Transcription
Summarization
Sentiment Analysis
Real-Time Agent Assist
Autonomous Voice Agent
Virtual Agent (Chat)
Conversation Intelligence
Automated QA
Intelligent Routing
Predictive Dialer
Voice Cloning
Multilingual
Coaching Workflows
Workforce Management

Median voice latency: 550ms source

Compliance & Security

Integrations

CRM

salesforcehubspot

Telephony

twiliotelnyxplivovonageamazon chime

AI Models

openaianthropicgoogle geminigroqazure openaideepinfraperplexitytogether aiopenrouter

Other

zapiermaken8naws s3azure blob storage
API documented

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