TLDR Tech / Crypto
x402 April Roundup
The Solana Foundation joined the x402 Foundation as a Linux Foundation project in April, aligning with Visa, Mastercard, Stripe, Google, Amazon, Coinbase, Circle, and Cloudflare to co-steward the open standard for agentic payments. Solana accounts for about 65% of x402 transaction volume year-to-date, with agents selecting the chain for sub-cent, stablecoin-settled, pay-per-use economics. April integrations included Alchemy, Messari, Zerion, and Crossmint (with Mastercard), while MoonPay eliminated stablecoin onramp fees for AI agents on Solana, and Magicblock shipped private payments via confidential SPL transfers with ephemeral rollup delays. MiloOnChain crossed $600K monthly volume and 250K agentic transactions with win rate climbing from 15% to 46.1%, as AI agents settled an estimated $31B in payment volume on Solana in 2025 outside traditional banking rails.
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