Pricewick by CyberMax

Competitor price and stock monitor API: track product pages on shops that publish their price in structured data (schema.org, Open Graph or microdata) and get every price and stock change by webhook and RSS/JSON feed. Free for 5 products; Seller $9.99/month for 50.

Skills

• Check a public product now
  GET /api/check?url=<public https page> fetches the page (robots.txt obeyed) and returns what Pricewick extracts from it, plus what changed since the last public check of that URL. 5 checks a day without a key, 20 with a free key, 1000 with a paid key.
  price monitorcompetitor pricesstock alertsecommercewebhook
• Get a free key
  POST /api/free returns a free key (no account, no sign-up) that can watch up to 5 products, checked every 24 hours.
  price monitorcompetitor pricesstock alertsecommercewebhook
• Watch products for changes
  GET/POST /api/watches and DELETE /api/watches/<id> (key required): list, add or remove watched products within your plan's limit.
  price monitorcompetitor pricesstock alertsecommercewebhook
• Read your change feed or set a webhook
  GET /feed.json or /feed.rss?key=<key> returns the changes found on your watched pages; POST /api/settings {"webhook": url} sends each change to Slack, Discord, Zapier, Make or n8n.
  price monitorcompetitor pricesstock alertsecommercewebhook
• MCP/A2A: check a page now
  MCP tool check_page at /mcp (streamable HTTP) and A2A message/send at /a2a: send a public product page URL, get the price/stock read now and the change since the last public check. Same free limits as /api/check.
  price monitorcompetitor pricesstock alertsecommercewebhook

How to call

https://pricewick.cybermax-tools.workers.dev/a2a

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