Vapi

Based on public information — not tested

Developer platform for building, testing and deploying voice AI agents that make and answer phone calls.

Last checked: 2026-10-15

Best for

Developers and product teams building custom phone agents into their own software.

Configurable voice, conversation flow and telephony per agent
Live call monitoring and call analytics
Integrations with OpenAI, Anthropic, Gemini, Deepgram, ElevenLabs, Twilio, Salesforce and HubSpot
SSO, OAuth2 and role-based access control
Conversation guardrails

Needs developer setup; total per-minute cost adds model, voice, transcription and telephony fees on top of Vapi hosting.

Pricing summary	Pay as you go from $0 with $5 free credits ($0.05/min Vapi hosting plus provider costs); Core $29/mo prepaid; Pro 10% of hosting fee, $999/mo minimum; Premier custom
Free plan	No

Prices change. Confirm on the vendor's own pricing page.

Not affiliated with Vapi. See our methodology.

11x

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Pricing not published; book a demo
AgentMail

Email inbox API that gives AI agents their own real inboxes to send, receive and reply to email.
- Agent Builders
- Email Assistant
Free plan (3 inboxes, 3,000 emails/month); Developer $20/mo; Startup $200/mo; Enterprise custom · Free plan
Assort Health

AI voice agents for healthcare practices that handle scheduling, intake, triage, referrals and refills.
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- Scheduling and Booking
Contact sales (book a demo; no prices published)
Bland AI

Enterprise voice AI platform for building, running and monitoring AI phone agents for inbound and outbound calls.
Start: $0.14/min, $0 platform fee; Build: $0.12/min plus $299/month platform fee; Enterprise: custom (talk to our team)