June 29, 2026
Today's top tech stories, deduped across the newsletters I read and briefly summarized. Click a source to open the original article.
AI
GLM 5.2 Outperforms Claude on Cybersecurity Benchmarks
Semgrep ran its Mythos cybersecurity benchmark suite against GLM 5.2 and found the open-weight model surpassed Claude — a significant result that challenges proprietary frontier models on security tasks.
Professor Calls Out Mass AI Cheating on Brown University Exam
A Brown University professor went public after discovering a large number of students used AI to cheat on an exam, warning that academic integrity is under serious threat from widely available AI tools.
Developer Uses Claude Code to Get AI Second Opinion on MRI Scan
A developer shared their experience using Claude Code Opus to analyze their own MRI images and generate an independent second opinion — a concrete example of AI applied directly in personal health contexts.
Jon Udell: Say 'Agent in the Loop,' Not 'Human in the Loop'
Blogger Jon Udell, quoted by Simon Willison, argues for flipping the phrase "human in the loop": in agentic systems humans hold authority, and language should reflect that agents are inserted into a human-controlled loop — not the reverse.
Tokenmaxxing Is Dead — Long Live Agentic Token Strategies
An analysis argues that simply packing the context window (tokenmaxxing) is giving way to more sophisticated agentic techniques for managing large token volumes in modern AI workflows.
Security
KDDI Data Breach Exposes Up to 14.2 Million Email Logins at Six ISPs
Japanese telecom KDDI disclosed that threat actors accessed an email system shared with five other ISPs, potentially compromising up to 14.2 million email account credentials.
Dev
Librepods Brings Open-Source Access and Features to AirPods
Librepods is an open-source project that bypasses Apple's proprietary software on AirPods, giving users access to features and customizations otherwise locked behind Apple's own apps.
OpenAI Codex Still Has No Way to Exclude Sensitive Files
A GitHub issue requesting support for excluding sensitive files from OpenAI Codex remains open, raising concerns among developers using the tool in projects that contain confidential data.
Hack Your Summer: A 4-Week Production Sprint for Students and Recent Grads
Hack Your Summer is a four-week high-velocity production sprint for undergraduate and graduate students and recent graduates who want to build real software — giving early-career developers hands-on experience from day one.
Web
KIDS Act Would Require Age Verification to Access the Internet
The Electronic Frontier Foundation is pushing back against the KIDS Act, a proposed law that would mandate age checks before users can go online — raising concerns about anonymity and free speech.
IT
Stanford Dataset Tracks Memory Price Decline from 1960 to 2026
Stanford's historical memory price dataset charts a dramatic 65-year decline — from extremely expensive modules in the 1960s to today's near-zero cost per gigabyte.
Other
The Pudding Visualizes 5,000 Historic New York Menus from 1880–1920
An interactive data project explores the New York Public Library's Buttolph Collection of over 5,000 restaurant menus from 1880 to 1920, surfacing trends in food and pricing across four decades.