Pi Network: Mainnet upgrades to Protocol 27 - 15 Sep 2026

Pi Network's Pi Mainnet upgrades to Protocol 27, introducing more flexible and secure smart contract authentication capabilities.The upgrade expands how accounts and applications can authorize transactions through smart contracts. That gives developers more ways to design authentication and transaction flows within Mainnet, while the security improvements address how those authorizations are handled. As the network adds this capability, investors may reassess PI based on the broader set of applications and account interactions the protocol can support.The announcement describes the capability at a high level and does not specify individual applications or adoption outcomes, so its practical effect will depend on how the new authentication options are used.Following the successful completion of the Protocol 26 upgrade on Pi Mainnet, Pi Testnet is upgrading to Protocol 27!Protocol 27 introduces more flexible and secure smart contract authentication capabilities, enabling more advanced ways for accounts and applications to…