September 30, 2026
Today's top tech stories, deduped across the newsletters I read and briefly summarized. Click a source to open the original article.
AI
OpenAI launches GPT 6.1 Sol: near-Astra intelligence at a fifth of the price
OpenAI introduced GPT 6.1 Sol, which it says comes close to Astra in intelligence at one-fifth of the price. The launch came at OpenAI DevDay in San Francisco and drew over 800 points on Hacker News.
Anthropic releases Claude Sonnet 5.5
Anthropic says the new Sonnet runs 30%+ faster and costs up to 30% less for most work. It is priced the same as Sonnet 5 per token and appears to beat it on every benchmark.
OpenAI introduces Dots: always-on agents
OpenAI announced Dots, a product for agents that run continuously. The post drew nearly 500 points on Hacker News.
NVIDIA VSS Blueprint 3.3 aims to cut the cost of visual AI agents
NVIDIA released version 3.3 of the VSS Blueprint to lower the cost of building and running visual AI agents. Vision-language models can already understand video at production scale, and the harder problem is making that affordable.
Security
Anthropic: GLM-5.3 can build full control flow hijacks
Anthropic's Frontier Red Team tested several models on 100 randomly selected tasks from an internal binary exploitation benchmark. GLM-5.3 developed full control flow hijacks in 4% of trials, showing how advanced cyber capabilities are spreading.
Hackers exploit Citrix NetScaler zero-day to deploy web shells
Attackers exploited CVE-2026-88772 in Citrix NetScaler to deploy custom web shells and tunneling malware. They gain root access, steal credentials, and spread into internal networks.
New Spectre v2 variant leaks Linux root password hash in minutes
A new Branch Target Reuse (BTR) attack recovers root password hashes on Intel computers running Linux. It takes 3-5 minutes on average.
Custom ChatGPTs push ClickFix attacks that deploy RAT malware
Custom variants of ChatGPT promoted in sponsored Google results send users to malicious sites. Those sites use ClickFix attacks to deliver remote access trojans.
FBI tells ShinyHunters members to turn themselves in after arrest
Dutch police arrested a man the FBI describes as one of the alleged leaders of the ShinyHunters extortion group. The FBI is now urging the group's other members to surrender.
Signal adds encrypted local backups to iOS and desktop apps
Signal version 8.30 completes the rollout of secure backups across all supported platforms: Android, iOS, Linux, macOS, and Windows.
Dev
Microsoft makes WSL Containers generally available
Microsoft is extending Windows Subsystem for Linux beyond running Linux distributions to support Linux containers. WSL Containers is now generally available.
IT
Windows 11 26H2 rolls out to everyone
Microsoft has started rolling out Windows 11 26H2, this year's major annual feature update, to all users. Most people likely won't notice a big difference after installing it.