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x402
Open payment standard using HTTP 402 so clients, including AI agents, can pay for web resources, mainly in stablecoins. Contributed by Coinbase to the Linux Foundation's x402 Foundation.
- Official site
- https://www.x402.org/
- Organization
- x402 Foundation
- Category
- AI agents & data tools
- Type
- Standard
- Chains
- EVM-compatible chains, Solana
- Last verified
- 23 Oct 2026 · source
Information only, not investment advice. Eligibility, availability and supported chains change; confirm on the official site before acting. Spotted an error? Reply to any edition of the newsletter.
From the newsletter
More in the series →Related editions of Tokenization Architect, in English.
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