TLDR
Ethlabs wants Ethereum’s post-quantum upgrade moved up to 2027.
The Ethereum Foundation’s current target is December 2029.
Ethlabs says AI is speeding up quantum and cryptographic risks.
The group is pulling its quick slots proposal from the Hegotá hard fork.
The plan, called “pqai27,” also aims to make Ethereum “post-AI.”
Ethlabs, a nonprofit focused on Ethereum research, said it will pull its quick slots proposal from the upcoming Hegotá hard fork. The group wants to put those resources toward a faster post-quantum upgrade for the network.
The move is part of a wider proposal that Ethlabs calls “pqai27.” It would bring Ethereum’s post-quantum and “post-AI” readiness forward to 2027.
The Ethereum Foundation had previously set December 2029 as the target for full post-quantum readiness. Ethlabs argues that this timeline should now be shortened.
Ethlabs was founded by former Ethereum Foundation researchers. It launched earlier this year as a nonprofit for Ethereum research and development.
Why Ethlabs Wants to Move Faster
Ethlabs shared the plan in a post on the Ethereum Magicians forum. It said AI is speeding up the timelines for quantum computing and other cryptographic risks.
The group pointed to moves by others. It said the U.S. government shifted its quantum risk goal from 2035 to 2030, and Google now plans to be post-quantum by 2029.
Ethlabs also cited AI solving hundreds of open math problems and finding about 1,000 vulnerabilities in Linux. It noted that “the security of our cryptography is itself an open maths problem.”
“You don’t have to believe in any single one of these threats,” Ethlabs said. “What has changed is that it has become much harder to reason when any of them will arrive.”
The group said being post-quantum is not enough. It defined post-AI as cryptography that relies on as few assumptions as possible, plus software clients hardened against AI models that can find bugs at scale.
To reach that goal, Ethlabs said it would rely on formal verification and Ethereum’s client diversity. Formal verification is a way of mathematically checking that code works as intended.
Two Levels of Readiness
The proposal sets out two goals for 2027. The first, “pqai-ready,” means consensus is post-quantum and users have a post-quantum route for their accounts while the network keeps running at scaled capacity.
The second, “pqai-scaled,” means the network runs at full capacity with post-quantum transactions and data availability.
Ethlabs said Ethereum already has a clear technical path. It cited hash-based cryptography with minimal assumptions, years of research, a dedicated post-quantum team and existing formal verification practices.
The group said now is the cheapest time to commit to the change. “A pivot later, when we are deep into shipping the currently planned fork, would be far more costly than today,” the proposal said.
It called for upcoming hard forks, including Hegotá, to be reviewed. Anything not on the critical path to post-quantum and post-AI readiness should be reconsidered, it said.
That review starts with Ethlabs’ own work. Quick slots was a proposal to make Ethereum’s block production faster, and Ethlabs will now withdraw it from Hegotá.
“We don’t take this decision lightly,” Ethlabs wrote. The group said it pushed for quick slots because its survey showed the community clearly wanted them, and that it is ready to defend the decision to those who trusted it to deliver.



