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AI & Machine Learning

The most popular blog posts about ai & machine learning on Hacker News. 1,520 posts.

2026
695

I gave Claude access to my pen plotter

I gave Claude Code access to my pen plotter. Not directly. I was the interface between the two machines. Claude Code produced SVG files that I plotted with my pen plotter. With my smartphone I captured photos that I pasted into the Claude Code session, asking Claude what it thought about the pictures. In total, Claude…

714

Dust: Pretraining Transformers Without Backpropagation

Deep learning has been built around backprop, the only credit assignment algorithm capable of training modern neural nets, including transformer-based language models. Backprop requires differentiability and produces first-order gradients, and deep learning’s architectures, optimizers, and hardware have co-evolved…

719

Many SWE-bench-Passing PRs would not be merged

We find that roughly half of test-passing SWE-bench Verified PRs written by recent AI agents would not be merged into main by repo maintainers. A naive interpretation of benchmark scores may lead one to overestimate how useful agents are without more elicitation or human feedback.