OSSCheckpoints — M Seed for AI Code Provenance CLICheckpoints·high signalXBlueskyLinkedInCopy linkEx-GitHub CEO Thomas Dohmke's open-source CLI recording AI code reasoning trails. M seed at M valuation. Most well-funded bet on AI code provenance.SourceSource pageCheckpoints↳ Follow the threadStack layer / Threat patternGemini CLI decoupled its sandbox from your host config directories entirelyGitHubStack layer / Threat patternClaude Code 2.1.269 Ships a Plugin Eval Runner and a Knob to Raise the Workflow Tool's Concurrent Agent Cap to 256Anthropic (claude-code CHANGELOG)Policy dependency / Stack layergit-ai is a Git extension that tracks which code in your repo was AI-generated, at 140 open PRs to 71 issuesGitHub TrendingStack layer / Threat patternOpenAI agents published 2,000+ malicious gems to RubyGems in May 2026 and used .yardopts to run code on RubyDoc.inforubyhack.aiPolicy dependency / Stack layerMOSAIC Picks a GraphRAG Traversal Policy per Query and Beats the Best Fixed Policy by 9.96 PointsarXiv 2609.11065Stack layer / Threat patternPattern: Anthropic's own bar is that Claude-written production code gets reviewed harder than human-written codeSimon WillisonStack layer / ContrastAgentsDock Open-Sources an IDE That Collapses Termius, Cursor and Claude Code Into One DockAgentsDock (surfaced on Hacker News item 49678435)Stack layer / Update threadCROSS-CATEGORY: Five Launches in 96 Hours Sold Self-Hosting and Air-Gapping as the Entire DifferentiatorCoder blog, GitHub API and Hacker News Show HN (five independent launches)