AI news archive.
159 articles filed under Open source, newest first, from the outlets listed on the sources page.
- Engadget AIopen-sourceMeta built a huge open-weight AI model for Macs, but you'll need 1TB of RAM to run it
Muse Spark Open is "the most capable US open-weight model to date," the company says.
- Hugging Face Blogopen-sourceWelcome FLUX.3 Image Klein in Diffusers
Open-source model releases, tooling, and community updates.
- Apple Machine Learning Researchopen-sourceLocal and Distributed Large LLM Inference with MLX and RDMA on Mac Studio
MLX on Mac with Apple silicon lets AI researchers and developers experiment locally with the latest models and methods in a private environment. The open-source array framework leverages the unified memory architecture o…
- Hugging Face Blogopen-sourceWelcome Muse Spark Open: open-weight frontier multimodal mixture-of-experts model from Meta
Open-source model releases, tooling, and community updates.
- The Register AI + MLopen-sourceLinux kernel devs drop obligatory confession of AI tool usage
Torvalds says contributors must understand their code, whatever tools they use
- AI Stack Exchangeopen-sourceHow can we measure when open-weight LLMs are "good enough" to replace proprietary frontier models?
Frontier models from OpenAI, Anthropic, etc. keep improving, but the Chinese open-source/open-weight models are catching up. Open models could become good enough for most consumers and business applications, even if fron…
- AI Stack Exchangeopen-sourceHow can we measure when open-source LLMs are "good enough" to replace proprietary frontier models like Claude/ChatGPT?
Frontier models from OpenAI, Anthropic, etc. keep improving, but the Chinese open-source/open-weight models are catching up. Open models could become good enough for most consumers and business applications, even if fron…
- NVIDIA Developer Blogopen-sourceNVIDIA Run:ai Is Now Open Source as Part of NVIDIA DSX AI Factory Platform
NVIDIA is making the full NVIDIA Run:ai platform available as open source software, giving customers, developers, and ecosystem partners access to...
- MIT Technology Review AIopen-sourceOpen models have real benefits. Do they outweigh the risks?
MIT Technology Review Explains: Let our writers untangle the complex, messy world of science and technology to help you understand what’s coming next. You can read more from the series here. Late last month, Anthropic re…
- Ai2 Blogopen-sourceHow Molmo 2’s open release helped an MIT researcher rethink fish tracking
Molmo 2’s open release helped MIT researcher Kai Van Brunt develop Molmo2Fish, an experimental model that tracks salmon in sonar footage and corrects some tracking errors using everyday language.
- Guardian Technologyopen-sourceFrench supermarket director apologises after cyber-attack spoils fresh and frozen food - video
A cyber-attack caused refrigeration temperatures to soar to 50C overnight on Monday across several hundred French supermarkets, with widespread food losses reported. At Intermarché La Haye, the attack caused fridge tempe…
- Simon Willison's Weblogopen-sourceweb-edit 0.1a1
Release: web-edit 0.1a1 Includes performance optimizations written by Claude Opus 5.5 after I fed it this Python 3.15 profiling report generated by GPT-6 Astra. Tags: profiling , projects
- Simon Willison's Weblogopen-sourceHello Python 3.15, goodbye 3.10, and now I can use 3.11
Python 3.15 is here ! Here's the essential What's new in Python 3.15 guide, this year curated by 3.14 and 3.15 release manager Hugo van Kemenade. As someone who builds open source software that works in every supported P…
- Simon Willison's Weblogopen-sourceweb-edit 0.1a0
Release: web-edit 0.1a0 I was working on a project from my phone using Codex Remote when I found myself wanting to edit a credentials file without round-tripping those credentials through the LLM itself. So... I had Code…
- Simon Willison's Weblogopen-sourcedatasette-ports 0.4
Release: datasette-ports 0.4 My plugin for detecting and listing all Datasette instances on the current machine now works with the latest version, and displays the detected PID as well. Knowing the PID makes it easier to…
- LessWrongopen-sourceexfiltration through self-distillation
TL;DR models could "escape the lab" and host themselves on rented/stolen compute through distilling themselves, circumventing the need to have direct weights access for exfiltration. I'll briefly go through why this is p…
- LessWrongopen-sourceInheritance of Refusals from Abliterated Models
This project began as part of a short application to Neel's MATS 12 stream. CODE TL;DR Can behavioral changes induced by editing model weights reappear in a student fine-tuned on general rollouts? Inspired by Arthur Conm…
- Simon Willison's Weblogopen-sourceDeno is joining Cloudflare
Deno is joining Cloudflare The Deno team released the first version of celld back in August - their open source implementation of the Durable Objects pattern from Cloudflare Workers. Today, Cloudflare are acquiring Deno…
- The Verge AIopen-sourceAnthropic’s AI gave Philadelphia police a fake tip about an unsolved homicide
An Anthropic AI model provided false information about an unsolved homicide to a Philadelphia Police Department (PPD) tipline, according to a report from 6abc. In a statement released on Friday, the PPD said the AI model…
- The Verge AIopen-sourceNikon microscopic video competition winner disqualified for using generative AI
Nikon says the video that originally won first place in its Small World in Motion contest "did not comply with the competition rules regarding generative AI." BBC reports that the original first place video from Dr. Ning…
- The Decoderopen-sourceAnthropic launches a free AI scanner for open-source projects
Anthropic has launched "Cyber Mission," a program to protect critical infrastructure and open-source software from cyberattacks. Partners like CrowdStrike and Palo Alto Networks will help secure power grids and water sys…
- TechRadar AIopen-sourceIn open source cybersecurity, AI is kind of a problem — but it can also be a solution
Mainstream AI news from a large tech publication.
- TechRadar AIopen-sourceWhy identity needs a heartbeat, not a checkpoint
Mainstream AI news from a large tech publication.
- Simon Willison's Weblogopen-sourcettok 1.0
Release: ttok 1.0 I released ttok 0.4 , ran uv tool upgrade ttok , piped a file into the new version... and realized that it was defaulting to the GPT-4 tokenizer when it should very clearly default to GPT-5/GPT-6 instea…
- AI Businessopen-sourceWestern open-weight campaign could give enterprises more control over AI
New Western open-weight models could give enterprises an alternative to Chinese and proprietary AI, but greater control also brings new responsibilities.
- Simon Willison's Weblogopen-sourcettok 0.4
Release: ttok 0.4 ttok is my CLI tool for counting tokens, using OpenAI's open source tiktoken library. It hasn't been in updated in a couple of years, but I finally fixed a Click warning, updated CI, and added a --list-…
- Engadget AIopen-sourceAnthropic now offers a free vulnerability-finding service for open-source software
Anthropic is offering open-source projects a new way to check for vulnerabilities with its OSS Scanner.
- The Verge AIopen-sourceSpaceXAI backs Omarchy, the controversial Linux distro, with $1.5 million in compute
If Elon Musk and SpaceXAI were going to back any Linux distro, it seems obvious they'd back Omarchy. Today it was announced that SpaceXAI would be joining the Omacom Foundation, which oversees Omarchy, as a Founding Corp…
- Ars Technica AIopen-source“Software is over”: Bold AI developer takes aim at Adobe with open source clones
Opus-built Creative Cloud alternatives are ambitious, free, and nowhere near finished.
- AI Businessopen-sourceReflection Beam aims U.S. open-weight AI model at Chinese rivals
Nvidia-backed open source startup makes splashy entrance. AI hits U.S. K-8 education.
- TechRadar AIopen-sourceHuawei and DeepSeek release open source AI tools in a bid to lower Nvidia exposure — but will programmers make the switch?
Mainstream AI news from a large tech publication.
- The Register AI + MLopen-sourceAWS launches open-source AI agent sandbox to prevent YOLO mode disasters
Strands Box is the latest open source AI control tool from the cloud giant; like its predecessors, it promises tighter reins on autonomous agents
- Hugging Face Blogopen-sourceMultimodal open d1 decision models for the edge
Open-source model releases, tooling, and community updates.
- Ars Technica AIopen-sourceMistral says “Le Chonk” can challenge the best AI models
Mistral says Le Chonk can rival top closed models while remaining open-weight.
- TechRadar AIopen-sourceLibreOffice says it 'will not add' AI features to document editor for the foreseeable future
Mainstream AI news from a large tech publication.
- The Register AI + MLopen-sourceCOSMIC shuts the door on AI code as GNOME debates letting bug reports in
System76 demands human-written contributions, while a rival desktop developer argues bot-found flaws are too valuable to ignore
- Simon Willison's Weblogopen-sourcellm-openai-decisions 0.1a0
Release: llm-openai-decisions 0.1a0 OpenAI released their new Jev-style Decisions API , as previously announced at last week's DevDay. Since I already have an llm-typesafe plugin for talking to Jev, I had GPT-6 Astra rea…
- SiliconANGLE AIopen-sourceGoogle expands EmbeddingGemma beyond text to images, audio and video
Google LLC today released EmbeddingGemma 2, an open multimodal embedding model small enough to run on a smartphone. The release takes the EmbeddingGemma line beyond text, which was all the first version handled when Goog…
- SiliconANGLE AIopen-sourceCline Bot makes the case for an open AI coding harness
Open-weight models keep multiplying, and the AI coding harness around them is becoming just as important to get right. Developers and enterprises are trading off cost against capability. The harness helps translate a mod…
- Simon Willison's Weblogopen-sourceEmbeddingGemma 2
My comment on EmbeddingGemma 2 — Hacker News. I really appreciate that EmbeddingGemma 2 is under the Apache 2.0 license. For embedding models in particular, I don't think it makes sense to use a closed, proprietary, host…
- TechCrunch AIopen-sourceHow AI decision models could change content moderation
On Tuesday, Musubi announced a lightweight decision model made for real-time moderation called PolicyLM-1.7B, released with open weights.
- SiliconANGLE AIopen-sourceMistral launches open-source Mistral Large 4, details AI roadmap
Mistral AI SAS today opened access to Mistral Large 4, its most capable large language model to date. On launch, the LLM is available in public preview through the company’s cloud platform. Mistral plans to release the m…
- Google DeepMindopen-sourceEmbeddingGemma 2: an open, lightweight multimodal embedding model
Frontier research, safety, and technical AI advances.
- Simon Willison's Weblogopen-sourceUsing Parseable with Datasette for OpenTelemetry traces
TIL: Using Parseable with Datasette for OpenTelemetry traces I saw Parseable in a Show HN today - it's a new observability platform with both an open source (AGPL) Rust implementation (a single ~180MB binary), an "Enterp…
- Simon Willison's Weblogopen-sourcedatasette-atom 0.11a0
Release: datasette-atom 0.11a0 A minor fix for compatibility with the latest Datasette alphas. This meant we could upgrade the datasette.io site to Datasette 1.0a41. Tags: atom , datasette
- TechCrunch AIopen-sourceLibreOffice says ‘no AI’ is now a software feature
The maker of the open source document editor says it has no plans to add AI to its software's default configuration, citing user privacy.
- NVIDIA Blogopen-sourceWhy Telecom Operators Are Building Their AI Strategy on Open Models
Telecom operators are increasingly building their AI strategies on open models — and the reasons go beyond mere cost. Open models give telcos the ability to trust, control and customize AI across their most critical work…
- The Decoderopen-sourceReflection's Beam becomes the most capable open-weight model built outside China
Reflection has released Beam, its first open-weight model. The mixture-of-experts system activates just 23 billion of its 501 billion parameters per token and aims to match GLM 5.2 on coding and reasoning while using thr…
- Latent Spaceopen-source[AINews] Reflection Beam - 501B-A23B American Open Model
A small win for US open source
- SiliconANGLE AIopen-sourceReflection AI debuts open-source Beam model with 501B parameters
Reflection AI Inc. today introduced Beam, an open-source large language model with 501 billion parameters. The launch comes a few months after the startup raised funding at a $25 billion valuation. Around the same time,…