Key Highlights
- Pi Network launches its first Pi Node and Testnet, letting users help validate transactions on desktops, not just phones.
- Nodes use the Stellar Consensus Protocol, forming trusted groups from mobile security circles for secure and efficient verification.
- Testnet runs in three stages—Selection, Revision, Live—testing hardware, network reliability, and refining consensus rules.
Mobile-focused cryptocurrency platform Pi Network has officially initiated the next phase of its decentralization strategy by rolling out the first Pi Nodes and kicking off its initial Testnet. The v20.2 upgrade, which the Core Team aims to stabilize before Pi Day (March 14) 2026, represents a fundamental shift in how the network secures its ledger.
According to the Pi Core Team, nodes will now run on laptops and desktops, extending beyond mobile devices. “Node operators should make sure they’re upgraded and stay tuned for further instructions,” the team confirmed on X.
The new Testnet focuses on testing network reliability and transaction validation. Pi Nodes use the Stellar Consensus Protocol (SCP), forming trusted quorum slices from aggregated mobile security circles.
These slices determine which nodes validate transactions, ensuring the ledger remains secure. Besides improving consensus efficiency, this method allows Pioneers to participate without deep technical knowledge. “Every Pioneer can also apply to be a Node through the node interface and install the blockchain component there,” the platform stated.
Node structure and participation levels
Pi Network offers three ways for users to get involved with its nodes: the Computer App, Node, and SuperNode. The Computer App lets Pioneers use Pi on their desktop, chat with others, check their balances, and access content—just like on their phones.
Nodes take it a step further by helping verify transactions and record them on the blockchain. SuperNodes are the network’s backbone, making sure transactions are accurate, updates are shared, and the system runs smoothly. They also need a strong internet connection around the clock.
The Core Team chooses who becomes a Node or SuperNode through a rolling selection process. Applicants must install the necessary software, keep it running reliably, and complete KYC verification. Selection is based on factors like device performance, connection quality, contributions to the Pi community, and trust scores from security circles. As a result, only the most dependable users will shape how the Testnet operates.
Testnet roadmap and consensus refinement
Pi’s Testnet consists of three stages: Selection, Revision, and Live Testnet. During Selection, the Core Team tests hardware, connectivity, and bandwidth thresholds to define node requirements. In the Revision Stage, stress tests generate data to refine the consensus algorithm iteratively.
“This fast, iterative process is important for making improvements on the consensus algorithm to meet the needs of Pi Network,” the team noted. The Live Testnet allows active nodes to process transactions, providing real-world performance insights and ensuring safety, liveness, and scalability.
The upgrade of the Pi Network emphasizes usability and accessibility. The desktop participation and the selection of the nodes aim to keep the system as decentralized as possible while at the same time ensuring stability. The gradual decentralization strategy ensures that the system grows while at the same time not leaving out the common Pioneers from the system.
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