Solana Foundation agentic payment layer for HTTP APIs. pay CLI handles HTTP 402 (x402 / MPP) with wallet-approved stablecoin payments — no accounts or API keys. Catalog, MCP, gateways for providers. MIT open source.
FDIC-insured, API-first partner bank (Kansas City) building programmable banking for fintechs and digital-asset companies. BaaS pillars: Lend, Issue, Move, Store. Issuer bank for Bridge×Visa stablecoin-linked cards; first US bank cohort for Visa USDC settlement on Solana. Public REST APIs at docs.lead.bank include blockchain payments with a first-class solana rail (USDC/USDB). Series B $70M at $1.47B (Sep 2025).
