ANTHROPIC_API_KEY=<your_key_here>
OPENAI_API_KEY=<your_key_here>
ELEVENLABS_API_KEY=<your_key_here>
DEEPGRAM_API_KEY=<your_key_here>

# Required for banking_knowledge qwen_embeddings* retrieval configs (via OpenRouter)
OPENROUTER_API_KEY=<your_key_here>

# ── Voice Persona Overrides ────────────────────────────────────────────
# The default voice IDs are Sierra-internal and won't work for external users.
# Create your own voices in ElevenLabs and set the IDs here.
# See docs/voice-personas.md for a step-by-step guide.
#
# Control personas (American accents, used in "control" complexity):
# TAU2_VOICE_ID_MATT_DELANEY=<your_voice_id>
# TAU2_VOICE_ID_LISA_BRENNER=<your_voice_id>
#
# Regular personas (diverse accents, used in "regular" complexity):
# TAU2_VOICE_ID_MILDRED_KAPLAN=<your_voice_id>
# TAU2_VOICE_ID_ARJUN_ROY=<your_voice_id>
# TAU2_VOICE_ID_WEI_LIN=<your_voice_id>
# TAU2_VOICE_ID_MAMADOU_DIALLO=<your_voice_id>
# TAU2_VOICE_ID_PRIYA_PATIL=<your_voice_id>