Solana X has introduced a new sub-account, 'x402on Solana', aimed at developing blockchain-based x402 payment solutions. Launched on December 20, 2025, this initiative seeks to utilize Solana's infrastructure to facilitate fast and cost-effective transactions. The x402 standard represents a new approach to native digital payments, catering to developers and users in search of scalable solutions. This development aligns with the growing interest in blockchain payment systems.