Context Window Archives • Daily CyberSecurity

Codex Cuts Its Context Window to 272K and Forbids rm -rf $HOME After Home-Directory Deletions Codex context window change: OpenAI lowers the limit to 272K and forbids rm -rf $HOME in the system prompt after deletions

Codex context window change: OpenAI lowers the limit to 272K and forbids rm -rf $HOME in the system prompt after deletions

Codex Cuts Its Context Window to 272K and Forbids rm -rf $HOME After Home-Directory Deletions

Do Son July 20, 2026

Because Codex is open source, we can watch the development team’s daily commits and spot notable changes...

OpenAI Unveils GPT-5.4: The “Professional” Frontier with Native Computer Control and 1M Token Context ChatGPT advertising US only OpenAI GPT-5.4 launch OpenAI Responses API file support ChatGPT Ads pricing ChatGPT conversational advertising, OpenAI monetization strategy 2026 OpenAI Code Red, ChatGPT Sycophancy Crisis AI music ChatGPT memory, targeted ads ChatGPT User Milestone, Generative AI Adoption ChatGPT ads, AI monetization GPT-5, OpenAI

ChatGPT advertising US only OpenAI GPT-5.4 launch OpenAI Responses API file support ChatGPT Ads pricing ChatGPT conversational advertising, OpenAI monetization strategy 2026 OpenAI Code Red, ChatGPT Sycophancy Crisis AI music ChatGPT memory, targeted ads ChatGPT User Milestone, Generative AI Adoption ChatGPT ads, AI monetization GPT-5, OpenAI

OpenAI Unveils GPT-5.4: The “Professional” Frontier with Native Computer Control and 1M Token Context

Do Son March 6, 2026

As generative artificial intelligence becomes increasingly entrenched within enterprise workflows, OpenAI has formally unveiled GPT-5.4—a novel foundational...

Claude Sonnet 4 Gets a Massive 1-Million-Token Context Window for Enterprise Developers Anthropic Claude Lawsuit Claude Max limits, AI subscription lawsuit, Claude Pro vs Max Claude Mythos security audit Claude Identity Verification Anthropic DMCA GitHub takedown bugs Nuclear weapons Xcode, Claude AI Anthropic, Claude Sonnet 4 Claude AI, AI safety

Anthropic Claude Lawsuit Claude Max limits, AI subscription lawsuit, Claude Pro vs Max Claude Mythos security audit Claude Identity Verification Anthropic DMCA GitHub takedown bugs Nuclear weapons Xcode, Claude AI Anthropic, Claude Sonnet 4 Claude AI, AI safety

Claude Sonnet 4 Gets a Massive 1-Million-Token Context Window for Enterprise Developers

Do Son August 14, 2025

Anthropic is currently expanding the context window available to its enterprise customers, with the Claude Sonnet 4...

Elon Musk to Livestream Grok 4 AI Unveiling on July 9: Multimodal, 130K Context & Coding Power

Do Son July 8, 2025

Elon Musk recently revealed that the Grok 4 artificial intelligence model will be officially unveiled via livestream...