DEEPGRAM_API_KEY=your_deepgram_api_key
OPENAI_API_KEY=your_openai_api_key
ANTHROPIC_API_KEY=your_anthropic_api_key
GEMINI_API_KEY=your_gemini_api_key
XAI_API_KEY=your_xai_api_key
ELEVENLABS_API_KEY=your_elevenlabs_api_key
CARTESIA_API_KEY=your_cartesia_api_key
# Whisper STT in Pipecat is local/offline, so it does not require an API key.

# Classic route providers
CURRENT_VOICE_ROUTE=classic
CLASSIC_STT_PROVIDER=deepgram
CLASSIC_LLM_PROVIDER=openai
CLASSIC_TTS_PROVIDER=elevenlabs

# Transport and pipeline sample rates
ESP32_INPUT_SAMPLE_RATE=16000
BROWSER_INPUT_SAMPLE_RATE=16000
AUDIO_OUTPUT_SAMPLE_RATE=24000
PIPELINE_AUDIO_IN_SAMPLE_RATE=16000
PIPELINE_AUDIO_OUT_SAMPLE_RATE=24000

# Browser / Next.js access
ALLOWED_ORIGINS=*

# WebSocket server settings
HOST=0.0.0.0
PORT=7860