NewsMicrosoft AI Toolkit v0.30 Agent InspectorMicrosoft·medium signalXBlueskyLinkedInCopy linkFree Agent Inspector with breakpoint debugging for agent workflows, Tool Catalog for MCP discovery, pytest-based evaluations in VS Code.SourceSource pageMicrosoft↳ Follow the threadShared entity / Policy dependencyMicrosoft Agent Framework dotnet-1.21.0 lands four breaking changes at once, including limiting MCP skill archives to ZIPGitHubShared entity / Policy dependencyMicrosoft Agent Framework .NET 1.21.0 tracks A2A task state and breaks the file-access line-numbering contractGitHub ReleasesShared entity / Stack layerMicrosoft's AI-Engineering-Coach reads your local agent session logs and grades your promptingGitHubStack 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 layerA replay of 68,266 real Claude Code requests says plain LRU beats the clever KV-cache policiesGitHubPolicy dependency / Stack layer`sec-default` puts a security boundary between an organization's managed settings and the plugins employees installGitHubPolicy 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 TrendingPolicy dependency / Stack layerHolding Back Ready Agent Turns Instead of Releasing Them Eagerly Cuts P95 Workflow Latency up to 3.50xarXiv 2609.10964