AI Agents Are Racing to Make Quantum-Safe Bitcoin Cheap—And Winning

UNCLASSIFIEDAI Agents Are Racing to MakeQuantum-Safe BitcoinCheap—And Winning29IMPORTANCECLOSED2NEWS MEDIA2PIECESSep 26, 2026 15:02blockboard.net

An AI-assisted coding challenge run by StarkWare, Yukon Research, and Eigen Labs brought the estimated compute cost of preparing a quantum-safe Bitcoin transaction down from about $320 to roughly the mid-$60s. One piece gives the lower figure as about $67, while another later dashboard reading shows $63 under a simulated 100-RTX 3090 setup. The estimate refers to GPU computation rather than a Bitcoin transaction fee.

What this rests on

Claim by claim, with its source
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An open competition run by StarkWare, Yukon Research, and Eigen Labs took the estimated cost of building a quantum-safe Bitcoin transaction from about $320 to roughly $67, with AI models leading the standings.
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The estimate in the challenge covers GPU computation, not a Bitcoin transaction fee.
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A later dashboard showed a $63 estimate under a simulated 100-RTX 3090 setup.
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The contest dashboard on Sept. 26 put the estimated compute bill for preparing an experimental Quantum-Safe Bitcoin transaction at about $63, down from roughly $320.

What it means

Who it affects, what changes and what is still unconfirmed

Each sentence links inside to the piece that supports it.

Developers watching quantum-safe Bitcoin tooling would notice that the compute estimate for preparing one of these transactions is now much lower than before, and that AI models were the top performers in the contest. The practical effect today is on the cost of the build process, not on a user-facing Bitcoin payment amount.

Market reaction

BT Bitcoin the event is about this asset from 2 h before to 4 h after the line marks the first headline
published
+0.03 % before publication
-0.01 % after
$84,003price at publication
12series points

The move was larger before the first headline than after. That is an observation, not an explanation: the market also moves on things nobody publishes.

How the story was built

Every piece in order, with the time its news medium declares — if it is not believable we use ours and say so — and what it added to what was already known at that point. Arriving first is not the same as adding something.

first
Sep 26 15:01
+1 h 53 m
Sep 26 16:54
The Defiant context
Its angle: experimental, dashboard, announced; with quotes

Has this happened before?

WhenWhat happenedFigure
22 days ago Crypto casino Duelbits goes offline after $7 million hot wallet hack event 1 actors in common · 5 news media
23 days ago A week of AI coding cut a quantum-safe bitcoin transaction estimate from $320 to $66 event 1 actors in common · 2 news media

What could happen next

What the prediction markets currently price as likely. This is context, not a forecast of ours: there is money on it, and that is all we show.

2 % +1 pts
Kalshi · $4,415,187 of open interest · resolves on Jan 1, 2027
1 % no series
Kalshi · $1,022,099 of open interest · resolves on Oct 1, 2026
3 % +0 pts
Kalshi · $754,047 of open interest · resolves on Jan 1, 2027
11 % +0 pts
Kalshi · $601,478 of open interest · resolves on Jan 1, 2027