.env.example

# OpenAI API Key (REQUIRED)
# Get your API key from: https://platform.openai.com/api-keys
OPENAI_API_KEY=your_openai_api_key_here

# OpenAI Model to use (optional, defaults to gpt-4o)
# Options: gpt-4o, gpt-4o-mini, gpt-4-turbo, gpt-3.5-turbo
OPENAI_MODEL=gpt-4o

# OpenAI model to use specifically for multiple-choice option generation (optional)
# Defaults to OPENAI_MODEL when not set
OPENAI_OPTIONS_MODEL=

# Alternative: Anthropic API Key (if you prefer to use Anthropic instead)
# ANTHROPIC_API_KEY=your_api_key_here

# Google Analytics ID (optional)
# Get your GA4 measurement ID from: https://analytics.google.com/
# Format: G-XXXXXXXXXX
NEXT_PUBLIC_GA_ID=

# Spikelog API Key (optional)
# Get your API key from: https://spikelog.com
SPIKELOG_API_KEY=