# Tavily MCP Server Configuration Example

# Option 1: Multiple API Keys (Recommended for load balancing and failover)
# Separate multiple keys with commas
TAVILY_API_KEYS=tvly-your-first-key-here,tvly-your-second-key-here,tvly-your-third-key-here

# Option 2: Single API Key (Backward compatible)
# TAVILY_API_KEY=tvly-your-api-key-here

# Note: If both TAVILY_API_KEYS and TAVILY_API_KEY are set,
# TAVILY_API_KEYS will take precedence.

# Optional: Default parameters for all requests (JSON format)
# Example: DEFAULT_PARAMETERS={"search_depth":"basic","topic":"news","max_results":10}
# DEFAULT_PARAMETERS={}

# === Usage Tracking and Statistics ===

# Enable usage tracking (default: false)
USAGE_TRACKING_ENABLED=true

# Path to store usage statistics (default: ./usage-stats.json)
USAGE_STATS_FILE=./usage-stats.json

# Webhook URL for usage callbacks (optional)
# If set, the server will send periodic reports and alerts to this URL
# USAGE_CALLBACK_URL=https://your-webhook-url.com/tavily-usage

# Interval for periodic usage reports in seconds (optional)
# Only used if USAGE_CALLBACK_URL is set
# USAGE_REPORT_INTERVAL=3600

# Alert threshold for error rate percentage (default: 80)
# Triggers alert when error rate exceeds this percentage
USAGE_ALERT_THRESHOLD=80

# === Multi-Channel Notifications ===
# The system automatically detects notification type from URL
# Supported: Slack, Discord, Telegram, Weixin, DingTalk, Feishu, Webhook

# Slack example
# USAGE_CALLBACK_URL=https://hooks.slack.com/services/T00000000/B00000000/XXXXXXXXXXXXXXXXXXXX

# Discord example
# USAGE_CALLBACK_URL=https://discord.com/api/webhooks/1234567890/abcdefghijklmnopqrstuvwxyz

# Telegram example (requires additional config)
# USAGE_CALLBACK_URL=https://api.telegram.org/botYOUR_BOT_TOKEN/sendMessage
# TELEGRAM_CHAT_ID=123456789
# TELEGRAM_BOT_TOKEN=123456789:ABCdefGHIjklMNOpqrsTUVwxyz

# Weixin (企业微信) example
# USAGE_CALLBACK_URL=https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx

# DingTalk (钉钉) example
# USAGE_CALLBACK_URL=https://oapi.dingtalk.com/robot/send?access_token=xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

# Feishu (飞书) example
# USAGE_CALLBACK_URL=https://open.feishu.cn/open-apis/bot/v2/hook/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx

# Force specific notification type (optional, auto-detected by default)
# NOTIFICATION_TYPE=slack