# 2026gate

#2026gate Anniversary celebration as of April 2026, Pi Network has entered its second year since the launch of the open mainnet. Recently, the core focus has shifted from "mainnet launch" to "ecosystem implementation" and "compliance infrastructure."
Recent technical milestones and progress (2026 Q2)
We are currently in a critical window for protocol upgrades and migrations:
- Node mandatory upgrade (in progress): Nodes must upgrade to Protocol 21.2 before April 6 to prepare for the May smart contract major version. Nodes that do not upgrade risk disconnection.
- v23 Protocol and smart contra