Voice Free

Vocode

Open-source framework for real-time voice agents and telephony applications

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PricingFree
Starting priceFree
Free planYes
Free trialYes
APIYes
Open sourceYes
DeploymentHybrid
Last verifiedAugust 1, 2026
Overview

Tool overview

Vocode is listed under Voice AI tools.

Summary

What is Vocode?

Vocode Core is an MIT-licensed framework for building real-time voice applications. It combines transcription, language-model agents, speech synthesis, actions, webhooks, and phone or web transports, with integrations for many speech and model providers and options for local, self-hosted, or hosted workflows.

Best fit

Best for

Developers building customizable real-time voice and phone agents

Audience

Who is it for?

Voice AI engineersContact-center developersProduct teamsOpen-source contributors
Recommendation

Decision note

Accepted after independent V411 official-source verification. Run Preview first and visually verify controlled fields, Arabic v2 lists, outreach, affiliate evidence, lifecycle status, and logo QA before Apply.

Capabilities

Key features

Real-time streaming voice conversations

Inbound and outbound phone agents

Modular STT, LLM, and TTS integrations

Actions, webhooks, and call transfer

Local and self-hosted conversation options

Workflows

Use cases

Building phone-based AI agents

Creating web voice assistants

Automating inbound and outbound calls

Testing speech-provider combinations

Running local voice conversations

Strengths

Pros

  • MIT-licensed open-source core
  • Large provider integration set
  • Flexible telephony and local deployment
Considerations

Cons

  • Production setup requires engineering
  • Provider and telephony costs are separate
  • Repository asks for community maintainers
Considerations

Limitations

Voice agents can misrecognize speech, interrupt incorrectly, expose sensitive recordings, or take unsafe actions. Teams should test accents and latency, secure keys and webhooks, restrict actions, provide human escalation, and comply with recording and consent laws.

Cost

Pricing details

Pricing modelFree
Starting priceFree
Free planYes
Free trialYes
Pricing context

Billing options

Free software; provider and telephony costs vary

Pricing context

Pricing note

Vocode Core is free open-source software under the MIT License. Production users pay separately for transcription, language models, text-to-speech, telephone numbers, call minutes, hosting, storage, monitoring, and other infrastructure.

View official pricing
Compatibility

Supported languages

  • Provider-dependent human languages
Connectivity

Integrations

AssemblyAI

Deepgram

OpenAI

Anthropic

ElevenLabs

Rime

Azure

Google Cloud

Twilio

Vonage

Specs

Technical details

PlatformsWeb, API
Multilingual supportYes
Login requiredNo
Open sourceYes
LicenseMIT
DeploymentHybrid
CompanyVocode
Current versionv0.1.114a2
Models / versionsOpenAI Anthropic Provider-specific speech models
Editions / plansVocode Core Hosted API
Data confidenceHigh
Last verifiedAugust 1, 2026
Documentation → Source code → Release notes → Data source →
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Answers

Frequently asked questions

Vocode Core is an MIT-licensed framework for building real-time voice applications. It combines transcription, language-model agents, speech synthesis, actions, webhooks, and phone or web transports, with integrations for many speech and model providers and options for local, self-hosted, or hosted workflows.
Developers building customizable real-time voice and phone agents
The listed pricing model for Vocode is Free. Pricing can change, so users should verify the latest plan details on the official website.
Yes. The current profile indicates that a free trial is available.
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