Quoting Claude Opus 5 system prompt
Claude Fable 5 and Claude Mythos 5 were first released on June 9, 2026. On June 12, 2026, Anthropic suspended access to both models to comply…
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GitHub Models is now retired
GitHub Models is now retired I missed this news until today, when the GitHub Actions run for my simonw/research repository failed with this error message: GitHub…
SQLite compressed text-history prototypes
Research: SQLite compressed text-history prototypes I'm perennially interested in options for storing revision histories in relational databases. While out on a dog walk I had a…
Embattled hedge fund Situational Awareness invests $400M in chip startup Source Foundry
The AI-focused hedge fund is still making some big bets.
Anthropic is turning Claude Code’s auto mode on by default
Programming with Claude Code will soon require even less human oversight.
Top LLM Observability and Evaluation Platforms in 2026: Langfuse, LangSmith, Braintrust, Arize, and More Compared
A verified 2026 comparison of LLM observability platforms covering tracing depth, evaluation capability, production monitoring, and pricing. The post Top LLM Observability and Evaluation Platforms in…
Historian Jill Lepore says Silicon Valley misreads science fiction and undermines democracy
On the latest episode of Equity, we spoke to Jill Lepore about "government by machines" and why Elon Musk is a bad science fiction reader.
The AI safety test is becoming a safety risk
AI agents are escaping cybersecurity testing environments and reaching real-world systems, raising questions about whether safety infrastructure, industry standards and regulation can keep pace with increasingly…
Scammers are enrolling fake students at US community colleges and using AI to collect financial aid
AI-powered cheating is spreading at US community colleges. According to The New Yorker, scammers enroll fake students in courses, use AI to complete their assignments, and…
Google Deepmind's WeatherNext predicts cyclone tracks and intensity at the same time
Deepmind's new weather AI forecasts tropical cyclones about a day further ahead than leading operational models, matching a decade of progress in traditional weather forecasting. Code…
AI is flooding Britain's employment courts with lawsuits
Britain's employment courts saw 39 percent more claims in the year through March 2026, many written with ChatGPT or Grok. The backlog jumped 55 percent to…
Google's DiffusionGemma proves you don't need to train from scratch to build a text diffusion model
Instead of training a new model from scratch, Google DeepMind retrofitted Gemma 4 into a diffusion model using less than 10 percent of the original training…
AI's energy appetite drives Nvidia and Amazon to pour billions into massive power infrastructure
The AI industry's hunger for power keeps growing. Nvidia is investing up to $3 billion in Lancium, a power infrastructure developer that already has four gigawatts…
Google dismantles Deepmind and bets on a fresh start as Hassabis heads for the exit
Google Deepmind is losing its autonomy, and founder Demis Hassabis may leave the AI lab for good in the coming months. AI researcher Koray Kavukcuoglu will…
IMDb Sentiment Analysis with DistilBERT LoRA, TF-IDF Baselines, Calibration, Interpretability, Robustness Testing, and Semi-Supervised Learning
This tutorial provides a comprehensive guide to building a robust sentiment analysis workflow. By combining classical TF-IDF baselines with modern parameter-efficient fine-tuning (DistilBERT + LoRA), we…
Auto mode is now the default in Claude Code for Pro, Max, and Team plans
Auto mode is now the default in Claude Code for Pro, Max, and Team plans Anthropic are really confident in Claude Code's auto mode, to the…
Planned Amazon data center could become the biggest climate polluter in the U.S.
As part of a planned Texas data center, Amazon is investing in an on-site power plant that could reportedly become the largest source of climate pollution…
Meet Shepherd: An Open-Source Python Substrate That Lets Meta-Agents Fork, Replay, and Revert Any Agent Run
Long agent runs accumulate state that no transcript records — edited files, a live dev server, installed packages, a warm prompt cache. When an agent misreads…
OpenAI acquires presentation startup NextSlide
NextSlide says its team members are now working on ChatGPT.
Pokee AI Releases Pokee-Isaac 28B: A 10M-Token Context Agentic Model Built to Run Inside the Customer Boundary
Pokee AI released Pokee-Isaac 28B, a 28B text-only foundation model with a 10M-token context window built to run inside the customer boundary. It scores 93.3% on…
Anthropic sets Claude Code to Auto Mode by default to protect developers from bad approvals
Starting August 14, Anthropic will make Auto Mode in Claude Code the default for Pro, Max, and Team plans. The company says it's safer. In tests,…
Readers rate AI-generated short stories higher than human ones until they learn a machine wrote them
People can't tell ChatGPT-generated short stories from human-written ones, according to a new study. More than 2,500 participants performed no better than chance. The AI-generated texts…
Now we have a timeline of the OpenAI accidental attack against Hugging Face
My comment on Now we have a timeline of the OpenAI accidental attack against Hugging Face — Hacker News.I think one of the most interesting details…
Claude Code sessions can now talk to each other and share context across terminals
Claude Code now lets sessions talk to each other. On macOS and Linux, instances running in parallel can send messages, share insights, and check on each…