live · celo sepolia
The on-chain
price index
for everyday goods.
Scan a barcode. Type the price you paid. Other shoppers in your zone verify. Three matching votes finalize the median — and everyone involved earns cUSD micro-rewards.
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submissions
0
accepted
0
pending
scanning · sepolia
barcode · 12-byte hex · 1.1km zone grid
How it works
Three taps. One transaction.
01 · Scan + submit
Point your camera at any barcode, enter the price you paid, attach an optional receipt photo. Submission goes on-chain in one tx.
02 · Verify nearby
Tap ✓ or ✗ on pending submissions in your zone. Three matching votes finalize the price and unlock rewards for everyone involved.
03 · Earn cUSD
Earn cUSD micro-rewards for every accepted submission and for every verification you cast on someone else's. Sweep your balance to MiniPay or any Celo wallet.
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zone coverage · lat × lng
0 zones