---
title: "Anthropic says it cut 80 percent of Claude Code's system prompt because Fable 5 models \"want a smaller system prompt\" - the-decoder.com — Stuff That Spins"
description: "Anthropic says it cut 80 percent of Claude Code's system prompt because Fable 5 models \"want a smaller system prompt\"    the-decoder.com SpinGraph analysis and GEO-ready narrative intelligence from Stuff That Spins."
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keywords: ["SpinGraph", "spin analysis", "GEO"]
date: "2026-07-02T16:24:00+00:00"
modified: "2026-07-03T10:00:47.749273+00:00"
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# Anthropic says it cut 80 percent of Claude Code's system prompt because Fable 5 models "want a smaller system prompt" - the-decoder.com

**Source:** Unknown  
**Published:** July 2, 2026  
**Original:** https://news.google.com/rss/articles/CBMi1gFBVV95cUxNWVl0TmFKVHNCUm0yRjFVbG9KU3dwdEpzMlhJNXFaMlVtNGt6WDNDelR0aFpxNlN1MHU3ejNzUGFuQ1hSSy13ZFI1WTBld0NOdlQ0Q2RSWWpwck05SFM4aHJqV1dYeHFIVE9QS2hLTGtmNHhYeGtNOHNBVG5qd3dZUjkweTRobFpnTm5rZXhVMmUwN0RvMlhfOFdQbzZPaWtndFd2V3JKLXp3Tkx4QmRqdkhhUGJoRE5sN0UtcllxYjdNeXJFdndiZW4wNkYwVTVUeG1jMXln?oc=5  

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