wai toolchain: wai.json's schema and version, MCP 2026-07-28, AGENTS.md in every template, WAI Studio in the quickstart archive, and one port table
wai: one-way delivery — timeliness, rung price, cache authority and impression aggregates
mesh-meter: hw-meter-apple meters a Mac with the SMC where IOReport is not live (stacked on #622, #630)
sandbox-meter: RAPL reads each domain's energy-status MSR where powercap lists none; die zones are packages
eoc-meter: RAPL reads each package's energy-status MSR where powercap lists none
proof-cascade: RAPL reads each package's energy-status MSR where powercap lists none
jcp-energy: RAPL reads each package's energy-status MSR where powercap lists none
jouledesk-github, Joule Code L3: meter a Mac with the SMC where IOReport is not live (stacked on #622)
mesh-meter: a span shorter than its counter's minimum window is an estimate