Vapi

Vapi is commonly evaluated by teams that want programmatic control over voice agents, call flows, tools, and telephony. It is a fit for engineering teams building tailored inbound or outbound call experiences with direct control over orchestration and integrations.

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Self-serve dashboard signup — build an agent and test-call it.

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Quick facts

Platform type

Developer API

Inbound calls

Yes

Outbound calls

Yes

Human handoff

Yes

Setup difficulty

Technical

Pricing model

$0.05/min hosting + provider costs

Developer friendly

Yes

Pricing details

Vapi Build is usage-based with 60+ minutes included. Vapi hosting for calls is $0.05/min, SMS/chat is $0.005/message, and STT/LLM/TTS model provider costs are passed through at cost or can be $0 if you bring your own API keys. Build includes 10 call concurrency, with extra lines at $10/line/month. HIPAA is listed at $2,000/month and Zero Data Retention at $1,000/month; Scale is annual contract / custom pricing. Verify with vendor.

Cost estimator

A rough monthly usage cost from your call volume. Always confirm rates with the vendor.

Calls / month

Avg length

min

Rate / min

$0.05/min is Vapi's platform fee only; typical all-in cost is $0.13-$0.33/min once required STT, LLM, TTS, and telephony providers are included.

Estimated monthly

$920

4,000 min / month

$11,040 / year

Same volume across platforms

4,000 min/mo · usage only

Deepgram$300
Retell AI$760
Vapi (this)$920

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