Vibe CodingARC-AGI-2 Breaks 50% — Recursive Sub-Agent Delegation WinsSymbolica·high signalPoetiq 54% via iterative refinement loops. Symbolica Agentica 85.28% with recursive delegation averaging 2.6 agents/task, max 9 depth.SourceSource pageSymbolica↳ Follow the threadStack layerAutoMem: Optimizing Agent Memory Alone Lifts a 32B Model to Opus 4.5 TerritoryarXiv / HuggingFace Daily PapersPolicy dependency / Stack layerHalluSquatting weaponizes LLM hallucinations to push botnet malware into agentsThe Hacker NewsStack layer / ContrastOpenAI launches ChatGPT Work, an agentic workspace on GPT-5.6, with Sol/Luna/Terra model tiersInfoWorldStack layer / Threat patternCROSS-CATEGORY: Three Vendors in Three Unrelated Categories Shipped 'Agents That Supervise Other Agents' Inside Two WeeksVantaPolicy dependency / Stack layerReason Less, Verify More: Deterministic Gates Catch a Silent Policy-Violation Failure in Tool-Using AgentsarXivPolicy dependency / Stack layerPattern: A Provider-Abstraction / BYOK Layer Is Hardening Beneath Agent HarnessesGitHubPolicy dependency / Stack layerKastra Launches Policy Enforcement for Claude Code, Cursor, and CodexHacker NewsStack layer / Threat patternPick your agent sandbox primitive by threat model: Firecracker microVM vs gVisor vs V8 isolateNorthflank