# voice-assistant — Jervis Voice Assistant

A fully-local, private voice assistant. Say **"Hey Jervis"** and make a request; it answers,
controls your house, manages your shopping list, and speaks back through your speakers —
driven by a single LLM "brain" that calls tools.

## System map

![Interactive map](https://maps.lab.audasmedia.com.au/homeassistant/docs/voice-assistant-map.html)

```mermaid
flowchart LR
    ESP32[ESP32-S3<br/>wake word] -->|audio| WHISPER[Whisper STT]
    WHISPER -->|text| AGENT[Jervis Agent<br/>:8501]
    AGENT --> HA[Home Assistant<br/>control · todo · timers]
    AGENT --> OMNI[OmniRoute<br/>LLM gateway]
    AGENT --> MOPIDY[Mopidy / Spotify<br/>music]
    AGENT --> APPRISE[Apprise<br/>notifications]
    AGENT --> TTS[Piper TTS]
    TTS --> SNAP[Snapcast<br/>multi-room]
    SNAP --> SPK[House Speakers]
    style AGENT fill:#bbf,stroke:#333,stroke-width:2px
```

> 🗺️ **Interactive version** (pan/zoom/search, dark/light, export): [voice-assistant-map.html](https://maps.lab.audasmedia.com.au/homeassistant/docs/voice-assistant-map.html) — hosted on `maps.lab.audasmedia.com.au`. Mermaid source: [`docs/voice-assistant.mmd`](docs/voice-assistant.mmd).

## Docs

- **[`docs/overview.md`](docs/overview.md)** — the whole architecture in one page (diagram, hosts/IPs/ports, component map).
- **[`docs/agent-api.md`](docs/agent-api.md)** — the command contract: send text, get a spoken reply. Use from any AI model, script, N8N, ESP32, or web app.
- **[`docs/clients.md`](docs/clients.md)** — type-it, web page, and Android gateways.

## Quick use

```bash
# speak a command (reply is spoken through speakers too)
curl -X POST http://192.168.20.13:8501/voice \
  -H "Content-Type: application/json" \
  -d '{"text":"add chicken to the shopping list"}'
```

## Related repos

- `sam/voice_assistant` — ESP32 firmware (wake word, mic)
- `sam/voice_bridge` — STT bridge + whisper
- `sam/speech_piper` — TTS → Snapcast
- `sam/voice-assistant` — **this** overview + API + clients

> Secrets live in `.env` (gitignored) — never commit them.