Polygon Mainnet Chicago Hardfork

Scheduled Maintenance Report for Alchemy

Completed

The scheduled maintenance has been completed.

Posted May 21, 2026 - 16:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted May 21, 2026 - 14:00 UTC

Update

We will be undergoing scheduled maintenance during this time.

Posted May 20, 2026 - 15:03 UTC

Update

Polygon Mainnet will undergo Chicago Hardfork at the scheduled time.

The HF updates gas pricing for selected EVM opcodes and precompiles. These changes improve gas-cost alignment with execution cost and help maintain network stability.

We are not expecting any downtime.

Additional Information:
https://forum.polygon.technology/t/bor-v2-8-0-and-erigon-v3-6-0/21875

Posted May 18, 2026 - 08:40 UTC

Scheduled

We will be undergoing scheduled maintenance during this time.

Posted May 18, 2026 - 08:36 UTC

This scheduled maintenance affected: Polygon.