Vapi vs AIRI

A side-by-side comparison of features, pricing, and characteristics.

Vapi

Vapi is a developer-centric platform for building, testing, and deploying voice AI agents.

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AIRI

Open-source LLM-powered virtual character and digital companion for web and desktop.

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AttributeVapiAIRI
Pricing typeFree + paid (from $0.05/mo)Free
Korean supportNoNo
Platformscli, web, desktop, api-
Open sourceNoYes
API availableAvailable-
SDKAvailable-
LLM-basedYes-
MultimodalYes-
AI modelOpenAI, Anthropic, Google Gemini, DeepSeek, Qwen, MiniMax, xAI, ElevenLabs, Cartesia, Deepgram, Soniox, Inworld-
GitHub Stars-48.9K
VendorVapi-
CategoryCommunicationCommunication
DetailsView View

Vapi key features

  • Multilingual support for 100+ languages
  • Bring Your Own Key (BYOK) for custom LLM, TTS, and transcription models
  • Simulation test suites to identify hallucination risks
  • Function calling to integrate external APIs as tools
  • A/B testing for prompts, voices, and flows

AIRI key features

  • Web and desktop applications
  • Live2D and VRM virtual character presentation
  • LLM-powered conversational and voice interaction
  • Game- and application-aware interaction goals
  • Local LLM connectivity on desktop
  • MIT-licensed open-source codebase