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Checked fact 35583 Nov 2026Agents and apps

Anthropic's Claude Code documentation says that to give Claude standing instructions, users can use CLAUDE.md files or the --append-system-prompt flag.

The exact words it rests on

To give Claude standing instructions, use CLAUDE.md files or the --append-system-prompt flag.

What the source said when we opened it, on 3 Nov 2026.

The source

Settings files and precedence - Claude Code Docs
Anthropic

Checked

Checked by the notis newsroom on , against the source above.

In the story

What a system prompt does, and which of Anthropic's prompts are published 3 Nov 2026

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