TL;DR:
- Base, Coinbase’s blockchain, suffered a virtually two-hour outage on Thursday on account of a consensus problem that halted block manufacturing.
- The group remoted an invalid block that prevented new blocks from being generated; the community recovered earlier than 6 pm UTC and confirmed a widespread restoration.
- Hours after the incident, the community accomplished the Beryl improve, which reduces withdrawal delays and introduces a brand new token customary for real-world property.
Base, the layer-2 blockchain developed by trade Coinbase, was offline for practically two hours on Thursday, June 26, following a consensus problem that introduced block manufacturing to a whole halt. The community was restored earlier than 6 pm UTC and the group confirmed widespread restoration throughout the ecosystem.
In keeping with the official standing web page, the failure started at 4:03 pm UTC, when block manufacturing was flagged as “unhealthy“. At 5:21 pm UTC, the group reported that it had remoted a consensus problem that prompted an invalid block to be sequenced, which prevented new blocks from being created.
Blocks are being produced usually, and we have now verified widespread restoration within the ecosystem.
Any remaining caught Base nodes will get well upon restart and syncing.
The group has discovered the basis trigger for this halt and we’ll share a full put up mortem primarily based on our learnings and…
— Base Construct (@buildonbase) June 25, 2026
Base Will Publish a Submit-Mortem
Minutes earlier than 6 pm UTC, Base introduced that it had restored wholesome block manufacturing and that the ecosystem’s infrastructure was capable of resynchronize. The group introduced it could examine the basis trigger and publish a full autopsy.
Jesse Pollack, creator of Base, clarified that all consumer funds are protected, whereas acknowledging that an outage of this type “just isn’t acceptable” and that the incident could be used to proceed bettering the platform as infrastructure for real-time international finance.
The Incident and the Beryl Improve
This incident represented an distinctive occasion of downtime for the community, which holds the title of the most used layer-2 community on Ethereum. Its final important outage had occurred in August 2025, when it was down for 33 minutes, in response to its personal standing web page.
The outage occurred independently and simply hours earlier than Base executed the improve often called Beryl, initially scheduled for six pm UTC on the identical day. The improve was accomplished two hours later, at 8 pm UTC. Its aims embrace decreasing withdrawal wait instances and incorporating a brand new token customary aimed toward real-world property and stablecoins.
This episode is much like the problems that affected the layer-1 blockchain Sui in Could, when it skilled two intervals of inactivity on consecutive days, each brought on by a community improve that the group itself acknowledged carried a low chance of triggering a halt in block manufacturing.
