来源: a2a-registry/browse Agent Card: https://shiftmoor.cybermax-tools.workers.dev/.well-known/agent-card.json A2A: https://shiftmoor.cybermax-tools.workers.dev/a2a Website 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.