.env.example•2.2 kB
# ============================================================================
# REQUIRED: At least ONE LLM API Key
# ============================================================================
# Option 1: Gemini (Recommended - FREE)
# - 1,500 requests/day free
# - No credit card required
# - Get key: https://makersuite.google.com/app/apikey
GEMINI_API_KEY=
# Option 2: OpenAI (Paid - Best Quality)
# - Costs money per request
# - Get key: https://platform.openai.com/api-keys
OPENAI_API_KEY=
# Option 3: Anthropic Claude (Paid - High Quality)
# - Costs money per request
# - Get key: https://console.anthropic.com/
ANTHROPIC_API_KEY=
# Option 4: OpenRouter (Free $5 credit, then paid)
# - Access to 100+ models
# - Get key: https://openrouter.ai/keys
OPENROUTER_API_KEY=
# Option 5: Perplexity (5 requests/day free, then paid)
# - Has web search built-in
# - Get key: https://www.perplexity.ai/settings/api
PERPLEXITY_API_KEY=
# ============================================================================
# OPTIONAL: Enhanced Search APIs (Dramatically Improves Results!)
# ============================================================================
# Serper (Google Search API - HIGHLY RECOMMENDED ⭐)
# - 2,500 free searches per month
# - Access to Google Search results
# - Dramatically better results than free APIs
# - Get key: https://serper.dev/
SERPER_API_KEY=
# Brave Search (Privacy-focused alternative)
# - 2,000 free searches per month
# - Privacy-focused search engine
# - Get key: https://brave.com/search/api/
BRAVE_SEARCH_API_KEY=
# ============================================================================
# NOTES ON IMPROVING RESULTS
# ============================================================================
#
# By default, the server uses these FREE APIs:
# - Stack Overflow (limited technical coverage)
# - GitHub Issues/Discussions (limited scope)
# - Reddit (hit or miss)
# - Hacker News (limited coverage)
#
# To get MUCH BETTER results:
# 1. Add SERPER_API_KEY (gives you Google Search access)
# 2. Add PERPLEXITY_API_KEY (has built-in web search)
# 3. Use broader search terms for niche topics
#
# With SERPER_API_KEY, you'll get 10x more results!
#