@chewadot: ANTHROPIC JUST DROPPED THE OBSIDIAN VAULT THAT RUNS THEIR ENTIRE COMPANY. AND SHIPPED A FABLE 5 PROMPTING GUIDE INSIDE …

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anthropic obsidian prompting-guide knowledge-management note-taking

Summary

Anthropic has released their internal Obsidian vault containing thousands of nodes and links, along with a Fable 5 prompting guide, showcasing how they manage knowledge for training their AI models.

ANTHROPIC JUST DROPPED THE OBSIDIAN VAULT THAT RUNS THEIR ENTIRE COMPANY. AND SHIPPED A FABLE 5 PROMPTING GUIDE INSIDE IT 8,893 nodes. 4,729 links. A Chinese-English translation magazine founded in 1973 opens the graph. Master Index in the center. Marginalia Collection, Glossary Backbone, and Comparative Grammar MOC branching off. Field Notes Archive links to Oral History Transcripts translation Studies Index carries 419 cross-references on its own. Survey Data pool feeds 212 coded entries back to the middle. 9,000+ documents. Every node connected this is not a company wiki. This is a research civilization in a $10 app. The team training the most powerful model on Earth manages its brain in the same markdown editor a student uses for lecture notes Fable 5 came back 5 days ago still runs on default Obsidian graph view. no plugins, no in-house tool, no custom infrastructure you're reading this on a device that could pull the whole vault tonight and be running the prompting guide by morning
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ANTHROPIC JUST DROPPED THE OBSIDIAN VAULT THAT RUNS THEIR ENTIRE COMPANY. AND SHIPPED A FABLE 5 PROMPTING GUIDE INSIDE IT

8,893 nodes. 4,729 links. A Chinese-English translation magazine founded in 1973

opens the graph. Master Index in the center. Marginalia Collection, Glossary Backbone, and Comparative Grammar MOC branching off. Field Notes Archive links to Oral History Transcripts

translation Studies Index carries 419 cross-references on its own. Survey Data pool feeds 212 coded entries back to the middle. 9,000+ documents. Every node connected

this is not a company wiki. This is a research civilization in a $10 app. The team training the most powerful model on Earth manages its brain in the same markdown editor a student uses for lecture notes

Fable 5 came back 5 days ago

still runs on default Obsidian graph view. no plugins, no in-house tool, no custom infrastructure

you’re reading this on a device that could pull the whole vault tonight and be running the prompting guide by morning

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@EXM7777: https://x.com/EXM7777/status/2073045719020343705

X AI KOLs Timeline

A step-by-step guide on building a second brain using Obsidian and the Fable 5 AI model, showing how to create a persistent knowledge base that improves AI outputs. The system uses plain text markdown files for memory, enabling agents to cite past decisions and produce more personalized results.