Which package?

Map

UI / App
   ↕ events
@ottervoice/core          ← session, state machine, VAD, barge-in, usage
   ↕ RuntimeAdapter
runtime-web | react-native | node
   ↕ Provider interfaces
provider-deepgram | elevenlabs | openrouter | azure-speech | custom

Choose

Package	When
@ottervoice/core	Always. createVoiceSession, events, mocks.
@ottervoice/runtime-web	Browser mic + playback.
@ottervoice/runtime-react-native	Expo / RN with injected native audio.
@ottervoice/runtime-node	CLI / server audio and networking.
Providers	Pick a cloud vendor — or implement the same interfaces.
@ottervoice/protocol	Forward session events across processes.
@ottervoice/provider-utils	Custom providers: credentials, SSE, WebSocket ASR.

Pipelines

pipeline	Path	Fit
asr_llm_tts (default)	ASR text → streaming LLM → TTS	Classic cascade
audio_llm	ASR captions ∥ Audio LLM text/PCM (timing configurable)	Lower-latency native audio models

Bundled OpenRouter adapters are optional demos, not a fixed production route.