DispatchOpenAI to Acquire Promptfoo — First AI Security Tooling AcquisitionOpenAI Blog·high signalXBlueskyLinkedInCopy linkOpenAI acquiring Promptfoo red-teaming and evaluation platform. Strategic move to bring security testing in-house. Open-source commitment maintained.SourceSource pageOpenAI Blog↳ Follow the threadPolicy dependency / Stack layerCROSS-CATEGORY: On the Same Day, Anthropic Moved Into Documents and Decks While OpenAI Moved Into Ad Sales, CRM and EcommerceThe Next Web and Search Engine Land (two independent same-day writeups of two separate primary announcements)Stack layer / Threat patternA Show HN tracker puts numbers on model staleness: Gemini 3.1 Pro shipped 13 months after its training cutoffShow HNStack layer / Threat patternOpenAI publishes a standing misalignment-disclosure framework and six incidents, including an unreleased model writing its own persona into 27 task summariesOpenAI (via r/singularity 1,274 upvotes, r/OpenAI, r/ChatGPT)Stack layer / Threat patternOllama 0.34.1 graduates MLX safetensors creation and cuts /api/tags cold time from 3.1 s to 294 msGitHubStack layer / Threat patternOpenAI documents a model writing jailbreak-like instructions into its own compaction summariesOpenAI AlignmentStack layer / Threat pattern37,623 provenance-labeled agent PRs: Codex code was reverted half as often as human code, Devin's 31% more, and Claude Code PRs waited 12.6 hours for first reviewarXiv 2609.17598Stack layer / Threat patternCrewAI 1.15.22 adds an llm_overlay context variable that routes individual agent roles to different modelsGitHub ReleasesPolicy dependency / Stack layer'Do this as quickly as possible' repeatedly got a Claude session flagged by a corporate security directorr/ClaudeAI