send (title/priority/tags), read (poll mode, greppable one-liners), topics (known homelab buses from config). Config with homelab defaults on first run. Unit tests against httptest; smoked against the real ntfy on topic agent-tools-test. Spec: doc/tool-parity.md 3.3. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_011KikHkfCiC3yELbsMN8fT9