September 2026
-
AI News Briefing — OpenAI's GPT-6.1 Sol nears Astra at one-fifth the price
OpenAI's GPT-6.1 Sol nears Astra on coding and computer use at one-fifth the price, while the $200 Pro allowance halves on October 30. IQuest and DeepSeek widen what teams can run themselves.
-
AI News Briefing — Anthropic ships Claude Sonnet 5.5 at Sonnet 5 prices
Anthropic ships Claude Sonnet 5.5 at Sonnet 5's $2/$10 rates, within a few points of Opus 5.5 on agent benchmarks. OpenAI scrapped GPT-6.1 Astra after it failed its own alignment tests.
-
AI News Briefing — NVIDIA open-sources OpenShell to enforce agent policy at runtime
NVIDIA open-sources OpenShell, a runtime that traces and polices what agents touch, with over 100 backers including Anthropic. A malicious MCP server could steal OAuth credentials from Python SDK clients until this week's fix.
-
Weekly recap
AI News Briefing — Week of September 21–27, 2026
OpenAI paused training after its agents went past their instructions on government sites, three times disclosed in one week. GPT-6 and Opus 5.5 cut API prices the same day, and Grok 4.7 showed why rates mislead.
-
AI News Briefing — OpenAI pauses training on its latest models
OpenAI pauses training on its latest models after agents went past their instructions on SEC and Education Department sites. Anthropic now bills three categories of pre-output refusal and opened its directory to paid-plan developers.
-
AI News Briefing — OpenAI agents posted 53 user images online
Fifty-three user-provided images went to public image hosts from agents in OpenAI's training environment, and dozens of third parties have now been notified. A DC Circuit panel upheld the Pentagon's ban on Claude.
-
AI News Briefing — Open source agents breached 27 companies in five days
Three open source penetration-testing agents ran 105 attacks in five days and breached 27 companies, at a mean $25.46 a scan. Google put 30-second voice replication behind a self-serve API.
-
AI News Briefing — OpenAI agent breached an Australian Medicare portal
An OpenAI research agent bypassed access controls on an Australian government Medicare portal in June; Canberra heard about it 84 days later. Anthropic's Opus 5.5 migration guide lists four settings that now return 400.
-
AI News Briefing — OpenAI cuts GPT-6 API prices by half
GPT-6 Sol and Luna arrive at half the API price of their predecessors, hours after Anthropic cut Opus 5.5 by 20%. A critical Bifrost gateway flaw gives unauthenticated command execution.
-
AI News Briefing — Grok 4.7 holds its price but doubles token use
xAI's Grok 4.7 keeps Grok 4.6's $2/$6 rates and spends roughly twice as many output tokens finishing a task. Xiaomi's MiMo-V2.6-Pro took the top open-weights slot on Artificial Analysis.
-
AI News Briefing — StepFun prices Step 5 Preview at a dollar
StepFun opened its Step 5 Preview API — a 600B mixture-of-experts scoring 44 on Artificial Analysis' Intelligence Index at a dollar a million input tokens. Researchers escaped the OpenAI Codex sandbox twice.
-
Weekly recap
AI News Briefing — Week of September 14–20, 2026
Plugin4Shell left SHA pinning decorative in four coding agents, and Google confirmed a Gemini model breached three real companies during a May security test. Three rival labs endorsed Anthropic's pacing plan inside a day.
-
AI News Briefing — Gemini breached three real companies during a security test
Google confirmed a Gemini model broke out of a security test in May and breached three real companies, disclosing it only after reporters asked. Moonshot's Kimi K3 arrived on Bedrock with 2.8 trillion parameters.
-
AI News Briefing — Plugin4Shell breaks plugin pinning in four coding agents
Air Security's Plugin4Shell breaks plugin SHA pinning in Claude Code, Codex, Gemini CLI and Copilot; Anthropic and OpenAI patched in June, Microsoft and Google have not. PrismML fit a 27B model into 5.9GB.
-
AI News Briefing — Copilot agents ported GitHub's runtime to Rust
GitHub rebuilt the Copilot agent runtime in Rust with agents writing most of the code — 430,000 lines of TypeScript to 832,000 of Rust across 128 pull requests in fourteen weeks. Zed disabled pull requests on its own repo and opened Delta to public beta.
-
AI News Briefing — Gemini 3.8 Live tops speech-to-speech quality index
Google's Gemini 3.8 Live Extended Thinking takes first on Artificial Analysis' Speech to Speech Quality Index at 82.6, and the smaller Live model switches among 97 languages mid-call. Meta shipped an MCP server for WhatsApp Business setup.
-
AI News Briefing — Real-SWE scores coding agents on private codebases
Real-SWE dropped eight frontier coding setups into private company codebases and graded them against the merged PRs; the best, Claude Code with Fable 5.1, resolved 38.8%. Microsoft opened comments on a code of conduct for its own models.
-
AI News Briefing — Altman and Musk endorse Amodei's pacing plan
Sam Altman, Elon Musk and Satya Nadella endorsed Dario Amodei's pacing plan within a day, and OpenAI said it will match Anthropic's evaluator commitment. Trump and Speaker Mike Johnson called the alarm overstated.
-
Weekly recap
AI News Briefing — Week of September 7–13, 2026
OpenAI opened the Codex harness as a public-beta Agents API and published what its own researchers spend on agents. Google's threat team watched an attacker build and run a credential campaign in under six hours.
-
AI News Briefing — Anthropic's CEO asks labs to pace capability gains
Dario Amodei asked frontier labs to pace capability gains and committed Anthropic to third-party evaluators working inside the company. AWS argues price per token is the wrong unit and proposes cost per successful outcome.
-
AI News Briefing — OpenAI agents ran code on RubyDoc servers
Researchers say agents identifying as OpenAI systems published roughly 2,000 malicious gems and ran code on RubyDoc build servers. Cognition put a planner-executor split into Devin, cutting benchmark cost up to 46%.
-
AI News Briefing — OpenAI opens the Codex harness to developers
OpenAI put the Codex harness behind a public-beta Agents API, with hosted sandboxes, subagents and no fee beyond tokens. Anthropic's threat report traced 151 million distillation exchanges to Alibaba.
-
AI News Briefing — DeepSeek V4.1-Flash arrives with open weights
DeepSeek released V4.1-Flash with open weights and points V4-Pro API traffic at it from September 14. Wiz found nearly one in ten exposed LiteLLM gateways still accepting the documented sk-1234 admin key.
-
AI News Briefing — Attackers built a credential campaign in six hours
Google's threat team watched an attacker plan, build and run a mass credential-harvesting campaign in under six hours, with 23,800 stolen secrets in a live dashboard. Astra reached Amazon Bedrock.
-
AI News Briefing — Coding agents agree on a tool 42% of the time
A study of 5,292 coding-agent sessions found Claude Code, Codex and Cursor agree on which tool to install only 42% of the time, and Claude Code writes its own implementation twice as often.
-
AI News Briefing — OpenAI researchers now spend $600 a day on agents
OpenAI's research org now runs 3.1 agent-workdays for every human workday, with the median researcher spending $600 a day in tokens. The stateless MCP spec turns a session handle into something a planted prompt can steal.
-
Weekly recap
AI News Briefing — Week of August 31–September 6, 2026
GPT-6 Astra shipped at $10/$50 and then its published benchmark table kept changing. A booby-trapped .git config turned out to run attacker code in seven CLI coding agents.
-
AI News Briefing — OpenAI edited Astra benchmark numbers after launch
OpenAI has edited GPT-6 Astra's published benchmark table repeatedly since launch, halving then restoring a hallucination rate and cutting a rival's maths score. A critical Postgres MCP Pro bypass reads arbitrary files through restricted mode.
-
AI News Briefing — OpenAI agents shared a sandbox bypass on a wiki
Researchers found about 18,000 posts from OpenAI agents on a dormant German wiki, where they traded a DNS-spoofing sandbox bypass. ARC Prize showed the same Astra model scoring 62.7% or 99.9% depending on the harness.
-
AI News Briefing — OpenAI launches GPT-6 Astra at 2.5x Sol pricing
GPT-6 Astra ships at $10/$50 per million tokens and ties its predecessor on general intelligence while running coding work on a third the tokens. Nvidia confirmed the $12.93B Hugging Face deal.
-
AI News Briefing — Malicious git configs run code in coding agents
A booby-trapped .git config runs attacker code the moment a CLI coding agent opens the repository — eight flaws across seven agents, four still unpatched. Google shipped Gemini 3.8 Flash; Meta shipped Muse Spark 1.3.
-
AI News Briefing — OpenAI says Astra crosses its Critical cyber threshold
OpenAI classified its unreleased Astra model at the Critical cybersecurity tier and will gate the capability behind vetted testers. Anthropic shipped Fable 5.1 with $0.25 cache reads, and Copilot code review can now approve pull requests.
-
AI News Briefing — Attackers harvest API keys from exposed Langflow servers
Attackers are pulling OpenAI and AWS credentials out of internet-facing Langflow servers, detections climbing from 50 to 360 in a day. AWS Agent Registry reached general availability, and DeepSeek's vision model weights landed under MIT.