Pi Network ships Protocol 27 on September 15. Seven years of building are about to get tested.

Protocol 27 delivers smart contract authentication, an automated market maker DEX, and RPC server infrastructure to a blockchain with 14 million migrated users. The September 15 mainnet activation is the moment Pi Network proves it can build real products or admits that seven years of mobile mining was the product all along. Summary Pi Network will activate Protocol 27 on mainnet September 15, 2026, completing testnet deployment that began August 21 and bringing automated market maker liquidity pools, smart contract authentication, and RPC infrastructure to production. The upgrade follows Protocol 26, which forced all 421,000 node operators to update by August 11 or lose connectivity, clearing the path for the final planned protocol upgrade. Pi Launchpad already stress tested the DEX on testnet through the SLICE token launch, drawing 242,000 Pioneers who committed 15.92 million Test-Pi across 17 days. PI trades near $0.095 with a $1.06 billion market cap as of early September 2026, down more than 97% from its February 2025 all-time high of $2.99, weighed by monthly token unlocks releasing roughly 6.5 million coins per day. The Pi Core Team released PiVerify, Pi Sign-In, and SoloHos...