Each API has a doc page for every operation and a diff for every new version. Search across all of them, or follow the changes as they arrive.
Every new version of a public API, with the changes counted by severity
Subscribe to the breaking ones: Atom, JSON Feed or markdown. Every publisher has one too, at /{account}/feed.atom.
AI agents can search the catalog, no sign-in:
curl -s 'https://api.skmtc.dev/v1/search?q={query}&type={account,api,generator}'
or over MCP at https://mcp.skmtc.dev/mcp, or read llms.txt