Sacramento Groceries | Price Comparison App

Who it helps

Sacramento shoppers who want to know where their groceries cost less before they leave the house. SacGroceries is a free price comparison site for the Sacramento area. It covers dozens of local stores, from big chains and warehouse clubs to the international and specialty markets that national deal apps leave out.

What shoppers get

Search across local stores

A shopper types in a product and sees what it costs at every store that carries it, cheapest first. Coverage runs from Safeway, Raley’s and Costco to international and specialty markets around the region. Illustrated product icons make long lists easy to scan.

Price history on every product page

Each product page shows a public price history chart. Time ranges and per-store toggles let a shopper see whether today’s price is a real deal or the usual price, and which store tends to run lowest.

”One store or several?”

The planner takes a shopping list and compares one stop against a split trip across two or three stores. Gas is part of the math, so a shopper sees whether the cheaper prices across town are worth the drive.

Weekly and monthly price trends

Trend posts on the SacGroceries blog show which departments got more expensive, which got cheaper, and which products moved the most.

Free accounts for lists and alerts

A free account saves shopping lists across devices and sends price-drop alerts by email when a watched product gets cheaper.

What it does for the business

Shoppers save money and time on every weekly trip, which gives them a reason to come back every week. That habit makes SacGroceries a useful local resource, the kind of custom web application a small business can build around its own customers.

Behind the scenes, the work runs on a schedule so the prices stay current without anyone copying them by hand:

• prices are collected several days a week from store websites and official store APIs
• weekly ad emails from stores are processed every day
• checks flag a store when its catalog suddenly shrinks, so a gap gets noticed and fixed instead of quietly showing missing prices

Where AI fits

AI is used in two places only:

• AI reads store flyers and PDFs and pulls out the products and prices.
• AI reads photos of prices that community members submit.

In both cases, the results are staged for a person to review and approve before anything is imported or published. Nothing goes live on its own. The same pattern, with AI doing the reading and a person making the call, is how AI automation fits a business that handles a steady stream of documents.

For your technical team

• Astro 7 with hybrid server rendering on Cloudflare Workers.
• Pages are prerendered from SQLite at build time, and product pages are served from Workers KV.
• A Hono API Worker.
• D1 stores users, lists and alerts, with passwordless magic-link login.
• Scheduled collection jobs run on a self-hosted GitHub Actions runner.
• Automated tests.
• AI extraction runs through Claude with read-only tool access, and every result goes through human review before import.