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The latest AI and developer news from Hacker News, with short summaries.

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Unreal Labs Releases 'Unreal Agent' with Asynchronous Harness Design, Cutting Costs by Up to 40%

·2026.09.22 09:00

Meta AI Agent 'Muse' Internal Structure Revealed: Analysis of 6.8GB Filesystem

·2026.09.22 09:00

JetBrains Unveils 'JetBrains Air', an Integrated Product System for Agentic Development

·2026.09.22 09:00

Finnish AI Cloud Startup Verda Raises $189 Million in Series B

·2026.09.22 09:00

Meta AI Assistant 'Muse' Fully Compromisable via 0-Day Vulnerability

·2026.09.22 07:00

PickForemerge v0.5.0 Released: Rust-Based Open-Source Tool Detects Intent Conflicts Between Parallel AI Coding Agents

·2026.09.22 01:00

NEWLangGraph Agent Server Vulnerability Allows Approval Bypass via State Mutation

·2026.09.22 01:00

Jane Street Research Discovers Non-Monotonic Patterns in Sequence Weight Scaling

·2026.09.22 00:00

Qwen3.5-based Small Decision Model 'Kev' Released with TypeSafe API Compatibility and Performance Metrics

·2026.09.21 16:00

OpenAI Tracks User Behavior on External Websites via Cookies Linked to ChatGPT Accounts

·1·2026.09.21 00:00

PickStep 5 Preview Released: 600B Parameter MoE Model Highlights Agentic Tasks and Financial Analysis Performance

·2·2026.09.20 13:00

Cua Releases Small Specialized Model 'CUA-S1' and Open-Source Ecosystem for Computer-Use Agents

·2026.09.20 00:00

PickLaya, an Open-Source Decision Model Competing with Jev, Released... 6-8x Faster with Hallucination Blocking

·1·2026.09.19 19:00

NASA-IBM Releases Open-Source Multimodal Geospatial AI Model 'Lunar Foundation' for Lunar Exploration

·2026.09.19 13:00

Study Finds Safety Training for GPT Models Transforms Rather Than Reduces Sexism

·2026.09.19 13:00

Introducing the 'Chief of Staff' Orchestration Pattern to Solve Claude Code Long-Running Issues

·2026.09.19 09:00

PickClaude Code Update: Memory Warnings, MCP Timeout Controls, and Stability Improvements

·2026.09.19 06:00

The Impact of LLM 'Linguistic Illegibility' on Security: Limitations of CoT Monitoring and Proposed Isolation Techniques

·2026.09.19 04:00

'Cache-to-Cache' Framework Revealed for Direct KV-cache Communication Between LLMs Without Text

·2026.09.19 03:00

PickAlibaba Open-Sources 'Damo Radar', a Medical AI for Detecting Cancer and Over 150 Diseases

·2026.09.18 23:00