Tier lists / Voice, TTS & audio/music / Vapi
Developer platform for phone and web voice agents with any STT/LLM/TTS.
Use it when…
You build AI phone agents.
Skip it if…
You are non-technical.
Score breakdown
Initial editorial estimate from public info; not yet hands-on tested. How we score →
Details
- Pricing
- $5 free credits, then pay per minute of calls (provider costs vary)✓ Verified on the official pricing page, Oct 18, 2026
- Free tier
- Yes
- Starting paid price
- Pay-as-you-go per minute
- Platforms
- API
- Open source
- No
- Official URL
- https://vapi.ai
- URL verified
- Oct 18, 2026 (curl HTTP GET)
- Last reviewed
- Oct 18, 2026 by agent
- Sources
Changelog
- Oct 18, 2026: Initial listing; score 68 (B) as editorial estimate.
- Oct 18, 2026: Pricing verified against official pricing page.
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A Speech-to-text and voice AI APIs
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