Mysten launches confidential settlement prototype on Sui

Mysten Labs has introduced Tessera, a business-to-business settlement prototype that hides payment amounts while preserving controlled access for counterparties, regulators, and auditors. Summary Tessera allows KYC-approved businesses to settle invoices using a confidential stablecoin. Payment amounts remain encrypted, while counterparties can view the transactions involving them. Seal MPC grants scoped, temporary access to regulators, tax authorities, and dispute arbiters. The prototype supports one-time transfers, recurring payments and disputed-payment arbitration. Tessera brings private B2B settlement to Sui In an Aug. 10 X thread, Sui presented Tessera as a closed settlement network for businesses. Approved members can settle invoices using a confidential stablecoin without publishing the value of each transaction onchain. Meet Tessera, a B2B settlement network.A closed group of businesses settles invoices in a confidential stablecoin. Membership is KYC-gated.The chain shows who paid whom and when. The amount appears as ▦▦▦.Check the full demo.👇 pic.twitter.com/KA5ecJkWth— Sui (@SuiNetwork) August 10, 2026 The blockchain continues to show who paid whom and when the payment occ...