.env.example

# --- AI Provider (choose one) ---
AI_PROVIDER=anthropic          # anthropic | openrouter | ollama

# --- Anthropic (default) ---
ANTHROPIC_API_KEY=sk-ant-...

# --- OpenRouter ---
# OPENROUTER_API_KEY=sk-or-...

# --- Ollama ---
# OLLAMA_BASE_URL=http://localhost:11434

# --- Model Overrides (optional) ---
# AI_MODEL_PLANNING=claude-opus-4-20250514       # for outline + improvise
# AI_MODEL_GENERATION=claude-sonnet-4-20250514   # for slides + theme + edits

# OpenRouter model examples:
# AI_MODEL_PLANNING=anthropic/claude-opus-4
# AI_MODEL_GENERATION=google/gemini-2.5-pro

# Ollama model examples:
# AI_MODEL_PLANNING=llama3.3
# AI_MODEL_GENERATION=llama3.3

# --- Content Enrichment (optional, free tiers available) ---
# TAVILY_API_KEY=tvly-...            # Web search: 1,000 searches/month free (https://tavily.com)
# UNSPLASH_ACCESS_KEY=...            # Image search: 50 req/hr free (https://unsplash.com/developers)

# --- Retry Config ---
# AI_MAX_RETRIES=3                   # Max retry attempts (default: 3)