Sui Ecosystem Advances: Testnet v1.80.1 Introduces Protocol 137 Enhancements

Mysten Labs has officially released Sui testnet v1.80.1, marking the debut of protocol version 137. This latest build provides a vital early-access window for developers and infrastructure operators to test significant updates across the network’s stack, ensuring that the next wave of features is stable and production-ready.

Under-the-Hood Technical Upgrades

The update brings a variety of technical refinements designed to improve network efficiency and data accessibility. Key changes include more cost-effective Ristretto255 range-proof verification, which now supports larger batches for cryptographic operations. Additionally, the release enhances archival services with broader package-query support via a Bigtable-backed gRPC service and moves GraphQL subscription roots into the production schema. While these modifications might remain invisible to the average token holder, they are essential for the teams building the wallets, indexers, and trading systems that form the backbone of the Sui network.

Strengthening Reliability via Staging

As a dedicated testnet release, v1.80.1 acts as a critical sandbox rather than a live mainnet upgrade. This staging environment allows node operators to identify potential compatibility issues or changes in execution behavior—particularly in gas accounting—before they reach a high-traffic production setting. Given Sui’s rapid development cadence, this phase is indispensable for maintaining ecosystem stability. By catching technical friction early, Mysten Labs ensures that when protocol 137 eventually graduates to the mainnet, the transition is seamless for the applications and services that depend on reliable network data.