Market Monitor Skill
npx skills add https://github.com/JansenAnalytics/claudex --skill market-monitorCopy and paste this command into Claude Code to install the skill
| name | market-monitor |
| description | Market Monitor Skill |
| category | research |
| maturity | stable |
| tags | ["url-monitoring","content-diff","release-watch","hiring-signal","cron"] |
Use when: watching competitors, tracking releases, monitoring job postings, or detecting content changes on any URL with intelligent signal extraction.
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/add-monitor.cjs \
--name "Name" --url "https://..." --type <type> [options]
price-change — extracts price values, alerts on change. Use --price-regex "\$[\d,]+"release-watch — detects new version strings (semver)hiring-signal — detects new job titles on careers pagescontent-diff — diffs full page content, alerts on significant change (>3 lines)keyword-watch — watches for keywords appearing/disappearing. Use --keywords "word1,word2"| Type | Required option |
|---|---|
| price-change | --price-regex "\$[\d,]+" (optional, has default) |
| keyword-watch | --keywords "kw1,kw2,kw3" (required) |
--interval <minutes> — check interval (default: 60)--disabled — add in disabled state# Price tracking
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/add-monitor.cjs \
--name "Competitor Pricing" --url "https://competitor.com/pricing" \
--type price-change --price-regex "\$[\d,]+" --interval 60
# Release tracking
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/add-monitor.cjs \
--name "My Lib Releases" --url "https://github.com/owner/repo/releases" \
--type release-watch --interval 120
# Hiring signals
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/add-monitor.cjs \
--name "OpenAI Careers" --url "https://openai.com/careers" \
--type hiring-signal --interval 240
# Keyword watch
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/add-monitor.cjs \
--name "HN mentions" --url "https://news.ycombinator.com" \
--type keyword-watch --keywords "sqlite,htmx,openclaw"
node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/list-monitors.cjs
Runs every 30 minutes. Each monitor has its own interval (checked against last_checked).
Cron entry:
*/30 * * * * /usr/bin/node ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/monitor.cjs >> ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/monitor.log 2>&1
${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/config.json
${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/snapshots/<id>.txt
Plain text (HTML stripped), one snapshot per monitor. Created on first run as baseline.
2 hours per monitor ID. Stored in ${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/state.json.
config.telegram.chatIdconfig.ntfy.server + config.ntfy.topic${MARKET_MONITOR_HOME:-$HOME/projects/market-monitor}/monitor.log
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