Alchemy

Finalized Block Stall on Unichain Mainnet in USE

Minor Impact Resolved Duration: 1d 7h 52m September 23, 2026

Current answer

Alchemy experienced a minor incident: Finalized Block Stall on Unichain Mainnet in USE. ServiceAlert observed recovery on Sep 23, 2026.

Official Alchemy status page Current Alchemy status ServiceAlert observed status change: Sep 23, 2026 at 6:20 PM UTC

Provider-reported start: Sep 22, 2026 10:27 UTC. Notice published: Sep 23, 2026 16:54 UTC.

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Investigating Identified

Affected Components

Unichain

Identified

The issue has been identified and a fix is being implemented.

Sep 23, 2026 at 4:54 PM UTC

Investigating

We’re currently investigating a finalized block stall on Unichain Mainnet that is impacting requests using the finalized tag in our USE region.

Sep 23, 2026 at 4:54 PM UTC

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