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Building a checkout for AI agents with x402 and MPP

This story is from 2026-09-13. It is preserved in the archive; the latest stories are on the live feed.

We built Grov, a paid social growth storefront for people and AI agents. Human buyers browse a catalog and use a checkout. Agents use an HTTP API and pay in USDC through x402 or MPP, without creating a Grov account or requesting a Grov API key. The useful engineering question is broader than our pr…

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  1. 2026-09-13 09:10 · DEV Community — AI
    Building a checkout for AI agents with x402 and MPP

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