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[Event Replay] Agentic Payments: How AI Agents Pay for APIs with USDC

Posted Nov 13, 2026 | Views 2.6K
# Agentic Economy
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Speakers

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Shafu Elfouly
Staff Software Engineer @ Circle
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Sam Sealey
Director, Community @ Circle

Sam serves as Director of Community at Circle, where he focuses on nurturing and expanding the global developer community. A long-time advocate in the industry with over 8 years of experience building communities, Sam has established himself as a recognized voice in the space.

Before joining Circle, he participated in panel discussions at several Horasis events, including the Horasis USA Meeting, where he spoke on “Strategies in the Digital Pandemized Age,” and the Horasis Global Meeting, where he discussed “Cryptocurrencies and Their High Ecological Cost.”

Sam has also contributed to thought leadership in blockchain and climate innovation. He co-authored the paper “The Power of Many” with The Digital Economist and IBM, exploring how blockchain can support programmable energy systems and help mitigate global warming. In addition, he contributed to the paper “Meeting the Climate Challenge: Our Duty of Care,” reflecting his ongoing interest in applying emerging technologies to address climate change.

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SUMMARY

Shafu Elfouly, Staff Software Engineer at Circle, joined Sam Sealey to discuss x402, Circle Agent Stack and how AI agents discover and pay for APIs with USDC. The conversation covered how a paid API request works with x402, how API providers accept USDC payments from agents, agent wallets and spending controls on Arc, and setup and USDC funding challenges, followed by live community Q&A.

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CONTENT & TRANSCRIPT


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