Manual correction
Groton, MA grocery helper
Buy the known list where it is probably cheapest this week.
Fixed household watchlist. Fixed nearby stores. Prices are ranked by source confidence, and unknown beats false precision.
Build
Store estimates
Confidence-aware basket view
Low-confidence marketplace or stale prices can be displayed, but they are excluded from recommendations.
Source capture
Import page text, JSON, or Instacart proxy data
Watchlist
Add or edit canonical item
Candidate review
Mined products needing approval
Auto-accepted matches become prices. Ambiguous matches stay here until accepted or rejected.
Household watchlist
Canonical items and current status
Source log