Freemium
Alternatives to Vapi
12 tools like Vapi, chosen by what they do. About Vapi
Open source
LiveKit
Open source framework for voice, video and realtime AI agents
Realtime and VideoOpen source realtime video
Freemium
Ably
Realtime messaging platform for chat, live apps and AI sessions
Realtime and VideoRealtime messaging platform
Curated
Mux
Video API for streaming, analyzing and transforming video
Realtime and VideoVideo API for developers
Open source
Centrifugo
Self-hosted server for realtime messages and live updates
Realtime and VideoScalable realtime messaging
Freemium
Liveblocks
Realtime sync, presence and comments for collaborative apps
Realtime and VideoCollaboration infrastructure
Open source
Logto
Open source auth platform for sign-in, SSO and roles
AuthenticationOpen source auth and identity
Freemium
Curated
Descope
Login and identity flows for customers, partners and AI agents
AuthenticationDrag and drop auth flows
Open source
ZITADEL
Open source identity platform for login, SSO and access roles
AuthenticationOpen source identity platform
Free trial
Open source
Supabase
Open source Postgres backend with auth, APIs, storage and realtime
Backend as a ServicePostgres backend











