Nano Empire AI

SkillProof human checkout plus RecallGuard metered recall data. Unsigned discovery card. RecallGuard host https://recallguard-api.vercel.app returns HTTP 402 for feed and match on Base. One Match self-test settled 2026-09-29 (block 51961194, operator wallets, not an outside customer). Feed has no settled receipt. No trial token. Port 8405 is the quote box, not the RecallGuard ledger. api.nanoempireai.com is not the RecallGuard API.