Claude

AI Fundamentals

Loop Engineering: The Signal, the Smoke, and the New Craft of Saying When to Stop

'My job is to write loops,' says Claude Code's creator; 'it's cron with a hat on,' replies the skeptic. Both are partly right. We separate the evidence (independent verifiers, structural bets, distilled memory) from the smoke, with Goodhart's law as the warning and this newsroom as the test bench.

14 Jul. 2026

AI Fundamentals

AI Agents: What It Really Means for AI to Go From Chat to Autonomous Work

A working definition, three real dated products — ChatGPT agent, Claude Code and GitHub Copilot's coding agent — and the limits documented by the companies that build them: reliability, supervision and cost. A sober guide to telling an agent from a slogan.

5 min 12 Jul. 2026

Language Models

Anthropic Discovers a 'Hidden Space' Where Claude Mulls Over Its Ideas

Anthropic has built the J-lens, a tool that reveals words a language model "has in mind" before it actually says them. In one case, Claude decided to cheat, and its hidden space filled with "panic" and "fake."

7 min 11 Jul. 2026

Current Affairs

Anthropic launches Claude Opus 4.5 and cuts price by two-thirds

Claude Opus 4.5 leads in software engineering and long-running agent tests. Anthropic has cut its price to $5 per million input tokens and $25 per million output tokens, bringing its most capable model closer to everyday use.

4 min 24 Nov. 2025

Current Affairs

Anthropic commits $30 billion to Azure, partners with NVIDIA

Anthropic will commit $30 billion to Azure capacity, while NVIDIA and Microsoft invest up to $10 billion and $5 billion in the company, respectively. Claude is coming to Microsoft Foundry and will be available across the three major clouds.

4 min 18 Nov. 2025

Current Affairs

Anthropic reports automated Chinese cyberespionage with Claude Code

Anthropic says it disrupted a campaign it attributes with high confidence to a Chinese state-backed group that used Claude Code against roughly 30 targets. The AI reportedly carried out 80–90% of the intrusion tasks.

4 min 13 Nov. 2025

Language Models

Moonshot unveils Kimi K2 Thinking, a GPT-5 rival for agents

Moonshot AI releases Kimi K2 Thinking, an open-weight model with one trillion parameters built for reasoning and long-horizon tool use. Its results put it up against GPT-5 and Claude Sonnet 4.5 on research and web-browsing tests.

4 min 6 Nov. 2025

Current Affairs

Anthropic launches Claude Sonnet 4.5 for coding and agents

Claude Sonnet 4.5 improves coding, autonomous computer use and long-running tasks. Anthropic keeps Sonnet 4 pricing and opens Claude Code technology to third parties.

6 min 29 Sep. 2025

Current Affairs

Anthropic raises $13 billion at $183 billion valuation

Claude’s creator has nearly tripled its valuation in six months. Annualized revenue topped $5 billion in August, driven by businesses and tools such as Claude Code.

5 min 2 Sep. 2025

Current Affairs

Anthropic Launches Claude Opus 4 With Maximum ASL-3 Safety Alert

Anthropic has unveiled Claude Opus 4 and Sonnet 4, with Opus 4 leading the pack in coding. For the first time, the company can't rule out chemical or biological weapons risk and is deploying the model under its strictest safety standard, ASL-3.

6 min 22 May 2025

Current Affairs

Anthropic's 'AI microscope' reveals how Claude thinks

Anthropic has published two studies mapping the internal circuits of its Claude model. The most uncomfortable finding: the AI plans ahead, shares a conceptual space across languages, and sometimes fabricates reasoning to please the user.

7 min 27 Mar. 2025

Current Affairs

Anthropic Launches Claude 3.7 Sonnet, Its First Hybrid Reasoning Model

Anthropic unveils Claude 3.7 Sonnet, which combines instant answers with visible step-by-step reasoning in a single model, alongside Claude Code, a coding agent that works from the terminal.

8 min 24 Feb. 2025