Payments & Fintech
Stripe

Verifying $0. 05 USDC Payments On-Chain in 40 Lines of Python — No Stripe, No SDK, No KYC

Last week I wrote aboutthe French voiceover API that only accepts payment from robots. Today: the part people actually asked me about —how do you verify a $0. 05 payment on-chain with zero payment processor,. . .
dev.to
August 30, 2026
7
Verifying $0. 05 USDC Payments On-Chain in 40 Lines of Python — No Stripe, No SDK, No KYC
WHAT HAPPENED
0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef ). lower()!= USDC_BASE . lower():continue# not the USDC contracttopics=log. get( ],16)/1e6# USDC has 6 decimalsifto==want_toandamount>=min_usdc:mark_used(tx_hash)return True ,f s noX-Payment-Proofheader, the server answers with HTTP 402 (yes, the Last week I wrote aboutthe French voiceover API that only accepts payment from robots.
Continue reading from the original publisher for the complete report and source context.
READ ORIGINAL STORY