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Docs/Connections/Media & voice/Vapi (voice AI)
Media & voice

Vapi (voice AI)

1 min readUpdated October 27, 2026
Setup time
~15 min
Difficulty
moderate
Who bills
Vapi

What it is

Vapi platform key + phone number for realtime voice agents.

Why Hi5Agents uses it

RingPilot uses Vapi as its voice runtime. You pick your phone number, voice, and per-call rate.

Agents unlocked

One Vapi (voice AI) powers 1 agent. Typical cost $10–$80/mo.

RingPilotRequired

Voice runtime + phone number.

Building a stack? Try the stack builder or open the full matrix.

Setup steps

  1. 1Sign up at vapi.ai.
  2. 2Buy or port a phone number.
  3. 3Create an API key.
  4. 4Paste it into Hi5Agents → Settings → Keys → Vapi.

Billing

Vapi charges per minute of voice + underlying LLM/TTS. Typical $0.05–$0.15/min.

Provider docs ↗

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Meta (Facebook/Instagram) approvals
Business Manager access + approved Facebook app scopes for posting, ad reads, and lead-form sync.
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Shotstack (video render)
Cloud video render API used by ClipSmith, PropertyCine, and GuideFlow.