Claude Quantum Circuits: How a New Divsteps Proof Unlocked 17× Fewer Gates

Claude quantum circuits visualized as a folded ribbon preserving paths through a burgundy maze.

A quantum circuit can spend much of its budget remembering how to undo its own work. The new Claude quantum circuits research attacks that overhead. Announced by Anthropic on October 16, 2026, the project used Claude Mythos 5 to redesign eight computational primitives. Seven designs reduced both Toffoli gates and qubits. The eighth introduced reversible … Read more

Looped Transformer: How Fixed Points Cut Memory Without Cutting Depth

Looped Transformer concept: glowing recurrent blocks spiral inward and settle at a single fixed point

A looped transformer takes a different route to a deeper language model. Instead of assigning fresh weights to every logical layer, it reuses the same Transformer block across multiple recurrences. That can create more logical depth without proportionally increasing resident parameters, but it introduces a new bill: every loop still costs compute, activations, KV-cache storage, … Read more

Claude Enzyme Discovery: What ART Is, How Claude Found It, and What Isn’t Proven Yet

Cover image illustrating the Claude enzyme discovery of a phage-based reverse transcriptase system

The headline is irresistible: Claude discovers enzyme. The biology is more precise, and more interesting. Anthropic’s Claude enzyme discovery centers on a previously uncharacterized biological system called array-associated reverse transcriptases, or ART. Claude did not pull a brand-new enzyme out of nowhere. The reverse transcriptase itself had relatives that researchers had already encountered. What Claude … Read more

FlashREINFORCE vs GRPO: Can One Rollout per Prompt Really Beat GRPO With Half the Rollouts?

FlashREINFORCE cover image showing one clean rollout path outracing GRPO's tangled sibling rollouts

The headline result is hard to ignore: 256K rollouts versus 512K, with a five-benchmark mean of 38.0 versus 36.3. In NVIDIA researchers’ experiments on Qwen2.5-Math-1.5B, FlashREINFORCE beat the reported GRPO baseline by 1.7 percentage points while using half as many training trajectories. That does not mean it used half the GPUs, half the wall-clock time, … Read more

AI and Mathematics: Can The Station’s Multi-Agent Scientists Really Discover New Math?

AI and Mathematics feature image of multi-agent AI systems discovering new math structures

Debate around AI and mathematics has mostly centered on whether models can solve olympiad problems, formalize proofs, or assist mathematicians. The Station asks a harder question: can AI agents behave less like answer machines and more like a research community? The new evidence is unusually strong. In Autonomous Mathematical Discovery in an Open-World Multi-Agent Environment, … Read more

Recurrent Looped Transformer Explained: New Benchmarks Put “Infinite Reasoning Depth” to the Test

Recurrent Looped Transformer explained through a glowing infinite loop of AI processing blocks

Most Transformers get more computation by stacking more layers, generating more tokens, or running extra test-time passes. The Recurrent Looped Transformer takes a different route. It carries a continuous decoder state from one token to the next, including across the boundary between the prompt and the model’s response. In principle, that creates a computation path … Read more