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View all →Claude Fable 5: The Model Built to Run for Hours
Anthropic just shipped Claude Fable 5 — a frontier "Mythos-class" model that sits a full tier above Opus 4.8. But the real story is not the benchmark deltas. It is the clock: Fable 5 can run autonomously for 30 minutes to several hours on a single task. Here is why hours-long agent runs, not a few points on SWE-bench, are the actual disruption — and how to route work between Fable and Opus without doubling your bill.
World Foundation Models Explained: How AI Learns to Simulate Reality
World foundation models (WFMs) learn a physics-aware, controllable simulation of an environment — not passive video, but worlds you can act inside. Here is what a WFM actually is, how it differs from an LLM, how the architectures work, the 2026 landscape (NVIDIA Cosmos 3, DeepMind Genie 3, World Labs Marble), and how builders can start using them today.
ECC
An open-source operator layer that sits on top of coding agents — 249 skills, 63 agents, hooks, memory persistence, and AgentShield security that teach Claude Code, Codex, Cursor, and OpenCode your patterns. The 206K-star flagship of a new product category: the harness above the harness.
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