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Head to head

x402 Seller vs x402 Pay — USDC API Payment Helper

Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.

x402 Sellerio.github.entreprisedaney33-rgb/x402-seller-mcp
B
No reviews yet

Pay-per-call MCP tools (crypto/DeFi data, web reading, AI tasks) in USDC over x402 on Base.

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x402 Pay — USDC API Payment Helpercom.scriptmasterlabs/x402-pay
C
No reviews yet

Pay for APIs with USDC. Read-only x402 payment discovery, verification, evidence, and status.

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The short version

Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours x402 Seller (80/100 against 69). x402 Pay — USDC API Payment Helper is hosted and callable through the gateway; x402 Seller runs on your own machine. x402 Seller has noticeably more public adoption.

 x402 Sellerx402 Pay — USDC API Payment Helper
User ratingNo reviews yetNo reviews yet
Safety gradeB80/100C69/100
AdoptionGrowingNew
GitHub stars0
Downloads / week32
Runs whereYour machine (local)Hosted (remote)
Gateway-readyNoYes
Tools4
Write actions
Price per callFreeFree
LicenceMIT
Last release2026-09-05
CategoryFinanceFinance

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