Vapi
Ranked #3 in Voice
Developer platform to ship phone and voice agents quickly.
Visit Official Site →Features
- Build, test and deploy voice AI agents
- Phone numbers and concurrent calls
- Choose transcriber, model and voice providers
Pricing & free plan
Pay per minute (provider costs plus Vapi fee); Core $29/mo; Pro from $999/mo; Premier custom.
Free plan: Yes: $5 free credits to start, 1 phone number, 4 concurrent calls.
Researched from the official site on 2026-10-16: vapi.ai · vapi.ai/pricing. Prices change; always confirm on the official pricing page.
Deal & discount
Verified code not available yet.
Pros
- Mix and match STT, LLM and TTS providers
- Fast to ship phone agents
Cons
- Per-minute costs stack across providers
- Support SLAs require paid packages
Alternatives
- ElevenLabs: The most natural TTS and voice cloning, plus a voice-agent platform. compare
- OpenAI Realtime API: Low-latency speech-to-speech for building voice agents. compare
- Deepgram: Fast, accurate speech-to-text and TTS APIs. compare
Related guides
- Best AI Music Generators: Top 5 for Creators and Game Devs
- The Best AI Voice Tools: TTS, Speech-to-Text and Voice Agents