long-horizon reasoning AI News & Updates

2026-09-25 17:24 [Research Breakthrough] [SRC↗]

OpenAI's GPT-6 Astra and Anthropic's Claude Opus 5 Crack Long-Unsolved WWII Enigma Messages

Two cryptanalysts used frontier LLMs to decode two historical Enigma messages that had never been broken. OpenAI's GPT-6 Astra worked largely on its own: it did archival research, built an Enigma simulator and recovered...

[OpenAI] [Anthropic] [Autonomous Agents] [long-horizon reasoning] [cryptanalysis]

Risk: [+0.01% ↑] [0 days]

AGI: [+0.01% ↑] [0 days]

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2026-08-21 19:43 [Research Breakthrough] [SRC↗]

Nvidia Research Shows Agent Scaffolding, Not Model Choice, Drove a Perfect ARC-AGI-3 Score

Nvidia published research arguing that the "harness" surrounding a model — memory handling, tools, runtime, and a supervisory agent — matters more than the base model for long-horizon agentic tasks. Using a custom harnes...

[Agentic AI] [Nvidia] [Benchmarks] [ARC-AGI-3] [agent harness] [long-horizon reasoning]

Risk: [+0.08% ↑] [-1 days ↑]

AGI: [+0.06% ↑] [-1 days ↑]

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