ZV-2026-0173 · 2026-08-18 · agent402.tools
agent402.tools: Type of window on sellers.list changed string → string|null.
breaking
Observed 2 times on this server, most recently 2026-08-18. A contract that keeps reverting is unstable, not fixed.
What changed
Type of window on sellers.list changed string → string|null.
What to do
If your agents call agent402.tools, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− string + string|null sellers.list − [free] List ranked x402 sellers from the on-chain settlement leaderboard: settled call cou… + [free] List ranked sellers from the on-chain settlement leaderboards. wire=x402 (default):… sellers.list + wire Optional field wire was added to sellers.list; may shift model behaviour. + measure Field measure was added to sellers.list output. + wire Field wire was added to sellers.list output.