Show HN: Shackle — Open-Source Deterministic Runtime Governance for Autonomous AI Agents
Shackle v1.0.0 brings deterministic ALLOW/DENY/HITL runtime governance to AI agents via the open SP-1.0 conformance standard.
How-Tos
525 piecesAI-Assisted Security Research: GPT-5.6 Sol Ultra Helped Discover a $500K WordPress Core RCE for $25 in API Costs
Adam Kues used GPT-5.6 Sol Ultra to discover a $500K WordPress Core RCE (CVE-2026-63030) for just $25 in API costs — a major milestone for AI-assisted security research.
Anthropic Memory API Breaking Change Lands July 22 — SDK Migration Required Immediately
Anthropic's Agent Memory API switches headers on July 22, 2026. Developers running managed agents with memory stores must update SDKs immediately or face pipeline failures.
Claude Code v2.1.214: Broad Safety and Permission Boundary Hardening Beyond EndConversation
Claude Code v2.1.214 ships a broad safety and permission overhaul — Bash bypass fixes, PowerShell hardening, Docker prompts, and remote session controls go further than EndConversation alone.
Lineation.ai Launches Zero Trust Runtime Security Control Plane for Autonomous AI Agents
Lineation.ai launches a Zero Trust Runtime Security Control Plane for AI agents, with NHI machine identities, MCP gateway policy enforcement, and compliance audit trails.
OpenCode AI Coding Agent: Real Security Risks Behind the Viral 'Stop Using OpenCode' Post
The viral 'Stop Using OpenCode' post reveals a critical CORS flaw that let any website execute shell commands on developers' machines via OpenCode's default server.
How to Use R3 for Structured Local Code Review with Your Coding Agent
R3 is a local, open-source code review tool that delivers structured feedback directly to coding agents like Claude Code or Cursor, replacing chat copy-paste loops.
Claude Code Week 29: MCP Live Artifact Connectors, Screen Reader Mode, EndConversation Safety Tool
Claude Code Week 29 ships MCP live artifact connectors, screen reader mode, and an EndConversation safety tool to handle jailbreaks.
How to Use MCP Live Artifact Connectors in Claude Code to Build Always-Fresh Published Dashboards
Step-by-step guide to building always-current dashboards using Claude Code's new MCP live artifact connectors, shipped in Week 29.
NVIDIA DeepStream 9.1 Brings Agentic AI to Vision — 13 Skills, Multi-View 3D Tracking, Coding Agent Integration
NVIDIA DeepStream 9.1 ships 13 agentic AI skills letting Claude Code and Codex build multi-camera 3D tracking pipelines from plain English.