Software Alternatives & Startups

Vapi

Voice AI Infrastructure for the Internet.

Top 12 Open-Source Alternatives to Vapi

Deepgram OpenAI Eden AI MirrorFly AI Voice Agent Smallest.ai Dograh LiveKit AiHelp-Desk.com Dialzara VoiceRix

Summary

The top open-source alternatives to Vapi are Deepgram, OpenAI, and Eden AI. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. Search engine for speech
    Pricing:
    • Open Source

    #AI #Text To Speech #Transcription 34 social mentions

  2. 2
    GPT-3 access without the wait
    Pricing:
    • Open Source

    #Productivity #AI #Developer Tools 409 social mentions

  3. Regrouping the best AI APIs for 10mn integration in your code
    Pricing:
    • Open Source

    #Productivity #API #SaaS 2 social mentions

  4. Whitelabel Voice AI Agent That Talks Like Your Brand
    Pricing:
    • Open Source
    • Paid
    • $399 / Monthly

    #AI #AI Platform #Speech To Text

  5. Ultra-low-latency voice AI across 30+ languages — the full-stack platform for building real-time, human-like voice agents for enterprises.
    Pricing:
    • Open Source

    #AI #AI Voice #AI Tools

  6. 6
    Dograh is an open source platform to build voice agents. Self-hostable, privacy-first and workflow builder for voice AI.
    Pricing:
    • Open Source

    #Productivity #Open Source #Customer Support

  7. The open source platform for real-time communication
    Pricing:
    • Open Source

    #CRM #Developer Tools #Video Streaming 21 social mentions

  8. Missing customer calls after hours? AI Help Desk offers the best AI receptionist and a 24/7 virtual answering service with smart scheduling and CRM sync. Contact us now!
    Pricing:
    • Open Source

    #Customer Service #Virtual Assistant #Customer Support

  9. Transform Your Client Intake Process with Dialzara's Voice-Enabled AI Receptionists
    Pricing:
    • Open Source

    #Communication #Call Management #Reception

  10. Speak Human. Think Machine.
    Pricing:
    • Open Source

    #Messaging #Customer Support #AI

  11. 11
    AI-powered voice calling assistant and live chat widget
    Pricing:
    • Open Source

    #Reception #Customer Support #AI

  12. Open-source, self-hostable AI phone agents for business calls.
    Pricing:
    • Open Source
    • Freemium
    • $0.01 (Platform fee; provider AI and telephony charges extra.)

    #Reception #Customer Support #AI

If you think we've missed something, please suggest an alternative to Vapi.
Please use the Feedback button if you think any of the listed products shouldn't be regarded as open-source.

Vapi discussion

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  1. Karin & Luc avatar
    Karin & Luc
    · 4 months ago
    · Reply

    Vapi is perfect for developers and enterprises looking to build next-generation customer service agents, automated appointment schedulers, or interactive voice apps. If you want to bypass the nightmare of stitching together WebSockets and managing audio pipelines yourself, Vapi is arguably the best infrastructure tool on the market right now.