Alchemy incident

Finalized Block Stall on Unichain Mainnet in USE

Minor Resolved View vendor source →

Alchemy experienced a minor incident on September 22, 2026 affecting Unichain, lasting 1d 7h. The incident has been resolved; the full update timeline is below.

Started
Sep 22, 2026, 10:27 AM UTC
Resolved
Sep 23, 2026, 06:15 PM UTC
Duration
1d 7h
Detected by Pingoru
Sep 22, 2026, 10:27 AM UTC

Affected components

Unichain

Update timeline

  1. investigating Sep 23, 2026, 04:54 PM UTC

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

  2. identified Sep 23, 2026, 04:54 PM UTC

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

  3. resolved Sep 23, 2026, 06:15 PM UTC

    This incident has been resolved.