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All AI models might be the same
what can language model embeddings tell us about whales speech, and decoding ancient texts? (on The Platonic Representation Hypothesis and the idea of *universality* in AI models)
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Highlights from the Claude 4 system prompt
Anthropic publish most of the system prompts for their chat models as part of their release notes. They recently shared the new prompts for both Claude Opus 4 and Claude …
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When did AI take over Hacker News?
One in three top 10 Hacker News posts in August 2025 were AI-related. Can we pinpoint when this trend started?
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Local LLMs versus offline Wikipedia
How do the sizes of local LLMs compare to the size of offline Wikipedia downloads?
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DoorDash and Waymo launch autonomous delivery service in Phoenix
Today, DoorDash announced a new partnership with Waymo to launch an autonomous delivery service in Metro Phoenix and introduce a limited-time $10 Waymo promotion for DashPass members in Los Angeles, San Francisco, and Phoenix.
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Scaling LLMs to Larger Codebases
Where to focus investments to best leverage AI tooling
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Qwen2.5-1M: Deploy your own Qwen with context length up to 1M tokens
Tech Report HuggingFace ModelScope Qwen Chat HuggingFace Demo ModelScope Demo DISCORD Introduction Two months after upgrading Qwen2.5-Turbo to support context length up to one million tokens, we are back with the open-source Qwen2.5-1M models and the corresponding inference framework support. Here’s what you can…
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Map Features in OpenStreetMap with Computer Vision
Mozilla.ai developed and released the OpenStreetMap AI Helper Blueprint. If you love maps and are interested in training your own computer vision model, you’ll enjoy diving into this Blueprint.
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Prompt caching for cheaper LLM tokens
A far more detailed explanation of prompt caching than anyone asked for: how tokens, embeddings, and attention make cached LLM tokens 10x cheaper and faster.
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With AI you need to think bigger
I have noticed something in the past 12 months, something a little profound. I have noticed that I am no longer scared that a project will be too big or too complex for me, or that a project will use a technology or programming language I don’t know.
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GPT-5: Overdue, overhyped and underwhelming. And that's not the worst of it
A new release botched … and a breaking research new paper that spells trouble
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Skills Officially Comes to Codex
Give ChatGPT and Codex new capabilities and expertise
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Helix: A vision-language-action model for generalist humanoid control
Figure was founded with the ambition to change the world.
436
The bitter lesson is coming for tokenization
Highlights the desire to replace tokenization with a general method that better leverages compute and data. We'll see tokenization's fragility and review the Byte Latent Transformer arch.
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I fed 24 years of my blog posts to a Markov model
Yesterday I shared a little program called Mark V. Shaney Junior at github.com/susam/mvs . It is a minimal implementation of a Markov text generator inspired by the legendary Mark V. Shaney program from the 1980s. Mark V. Shaney was a synthetic Usenet user that posted messages to various newsgroups using text…
438
V-JEPA 2 world model and new benchmarks for physical reasoning
We’re excited to share V-JEPA 2, the first world model trained on video that enables state-of-the-art understanding and prediction, as well as zero-shot planning and robot control in new environments.
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AI is forcing us to write good code
When Best Practices Are Best
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NVIDIA frenemy relation with OpenAI and Oracle
I’ve spent the last 48 hours completely falling down the rabbit hole of NVIDIA’s Q3 Fiscal 2026 earnings report . If you just skim the headlines, everything looks perfect: Revenue is up 62% to $57 billion, and Jensen Huang is talking about a "virtuous cycle of AI."
441
Project Aardvark: reimagining AI weather prediction
From the Global South to the Arctic, can machine learning-enabled weather prediction better protect communities and economies?
442
The Deep Research problem
OpenAI’s Deep Research is built for me, and I can’t use it. It’s another amazing demo, until it breaks. But it breaks in really interesting ways.
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Important machine learning equations
A reference guide to fundamental machine learning equations with correct implementations and clear explanations of how they connect to each other.
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I read all of Cloudflare's Claude-generated commits
Max Mitchell's personal portfolio website showcasing his photography, YouTube videos, coding projects, and work history.
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A History of Large Language Models
Large language models (LLMs) still feel a bit like magic to me. Of course, I understand the general machinery enough to know that they aren’t, but the gap between my outdated knowledge of the field and the state-of-the-art feels especially large right now. Things are moving fast. So six months ago, I decided to close…
447
DeepMind releases Lyria 2 music generation model
Google has long collaborated with musicians, producers, and artists in the research and development of music AI tools. Ever since launching the Magenta project, in 2016, we’ve been exploring how AI can enhance creativity — sparking inspiration, facilitating exploration and enabling new forms of expression, always…
448
The cultural divide between mathematics and AI
A reflection on cultural differences observed at the 2025 Joint Mathematics Meeting.
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We need a clearer framework for AI-assisted contributions to open source
A framework for reasoning about AI-based changes you encounter or create.
450
AI killed the tech interview. Now what?
How can we do better interviews in the age of AI