I compared the Claude Opus 4.8 and 5 system prompts, as well as the Claude Code Opus 4.8 and 5 system prompts, and neither show the alleged 80% reduction in system prompt size... Is the Claude Code system prompt leak incorrect? Do I not know what 80% looks like? Why such a large lie (so it seems)?

Claude Code prompt leaks: https://github.com/asgeirtj/system_prompts_leaks/tree/main/A...

Best source I can find about the 80% reduction: https://x.com/trq212/status/2080710971228918066