# OpenMontage - Environment Variables
# Copy this to .env and fill in your keys

# --- Image + video gateway ---
FAL_KEY=                     # FLUX images, Google Veo video, Kling video, MiniMax video, Recraft images
                             # Get one at https://fal.ai/dashboard/keys
FAL_AI_API_KEY=              # Alias for FAL_KEY (some SDKs/docs use this name); either one is read.

# --- Replicate ---
REPLICATE_API_TOKEN=         # Replicate-hosted video gen (seedance_replicate). Needed to make the
                             # Replicate-backed Seedance path selectable alongside the fal.ai one.
                             # Get one at https://replicate.com/account/api-tokens

# --- Higgsfield ---
HIGGSFIELD_API_KEY=          # Higgsfield Cloud key (higgsfield_video). Pair with the secret below,
HIGGSFIELD_API_SECRET=       # or use the combined HIGGSFIELD_KEY="<key>:<secret>" form instead.
# HIGGSFIELD_KEY=            # Combined key:secret — set this INSTEAD of the _KEY/_SECRET pair if you prefer.

# --- Kling official direct API ---
KLING_API_KEY=               # Official Kling API key; enables video, image, TTS, avatar, lip sync
KLING_API_BASE_URL=          # Optional endpoint override; leave blank for default https://api-singapore.klingai.com
                             # Mainland China accounts can use https://api-beijing.klingai.com

# --- Google (one key unlocks image gen + TTS + video) ---
GOOGLE_API_KEY=              # Google Imagen images, Google Cloud TTS (700+ voices, 50+ languages),
                             # Gemini Omni video (generation + conversational editing, paid tier)
                             # Get one at https://aistudio.google.com/apikey
# GEMINI_API_KEY=            # Alias for GOOGLE_API_KEY (takes precedence when both are set)
# Alternative to the API key: service-account JSON auth.
# TTS uses Cloud Text-to-Speech; Imagen routes to Vertex AI.
GOOGLE_APPLICATION_CREDENTIALS=   # path to a service-account JSON key file
GOOGLE_CLOUD_PROJECT=             # GCP project id (required for Imagen via Vertex AI)
GOOGLE_CLOUD_LOCATION=            # Vertex AI region, default us-central1

# --- Voice ---
ELEVENLABS_API_KEY=          # TTS narration, music generation, sound effects
OPENAI_API_KEY=              # OpenAI TTS fallback and GPT Image 2 image generation
XAI_API_KEY=                 # Grok image generation/editing and Grok video generation
DOUBAO_SPEECH_API_KEY=       # Volcengine Doubao Speech TTS (new console API Key)
DOUBAO_SPEECH_VOICE_TYPE=    # Default Doubao speaker/voice type, e.g. zh_female_vv_uranus_bigtts
# Piper local voices do not require env vars; install `piper-tts` via pip

# --- DashScope (Alibaba Cloud Bailian) ---
DASHSCOPE_API_KEY=           # Qwen image gen (qwen-image-2.0-pro), TTS (qwen3-tts-flash), ASR with word timestamps (qwen3-asr-flash-filetrans)
                              # Get one at https://dashscope.aliyun.com/

# --- Music ---
SUNO_API_KEY=                # Suno AI music generation (full songs, instrumentals, any genre)

# --- Video Generation ---
HEYGEN_API_KEY=              # HeyGen API (VEO, Sora, Runway, Kling, Seedance via single key)
RUNWAY_API_KEY=              # Runway Gen-4 (direct API, alternative to fal.ai routing)
VIDEO_GEN_LOCAL_ENABLED=     # Set to "true" for local video gen (needs GPU + diffusers)
VIDEO_GEN_LOCAL_MODEL=       # Local model: wan2.1-1.3b, wan2.1-14b, hunyuan-1.5, ltx2-local, cogvideo-5b
MODAL_LTX2_ENDPOINT_URL=    # Modal self-hosted LTX-2 endpoint (optional)

# --- Stock Media ---
PEXELS_API_KEY=              # Pexels stock footage/images (free)
PIXABAY_API_KEY=             # Pixabay stock footage/images (free)
UNSPLASH_ACCESS_KEY=         # Unsplash stock images (free developer key)

# --- Analysis ---
HF_TOKEN=                    # HuggingFace token — enables speaker diarization in transcriber

# --- Avatar (local installs) ---
# WAV2LIP_PATH=              # Path to cloned Wav2Lip repo (for lip sync)
# SADTALKER_PATH=            # Path to cloned SadTalker repo (for talking head avatars)