Tempo's Zones Feature Sparks Privacy and Centralization Debate in Crypto Infrastructure

Tempo is a payments-focused Layer 1 backed by Stripe and Paradigm. It raised $500 million at a $5 billion valuation in 2025 and has support from Visa, Mastercard and UBS. When businesses process payroll, treasury operations and settlements on public blockchains, competitors may be able to track their transactions and balances. Privacy architecture is therefore critical to whether stablecoins can move into institutional finance.

Tempo unveiled Zones on April 16, 2026, allowing businesses to transact on private parallel chains connected to the mainnet. The public network verifies only batched states and proofs, while assets can still connect to the mainnet, other Zones and shared liquidity. A single operator, however, can review transactions, control access and even halt transfers or withdrawals. Subsequent commentary on April 22 therefore centered on two competing privacy models: trusting an operator or relying on zero-knowledge proofs.