system prompt

1 article tagged with system prompt

September 2, 2026
changelogAnthropic

Anthropic Adds Explicit Song Lyric and Copyrighted Character Bans to Claude's System Prompt

Anthropic quietly added detailed new restrictions to Claude's published system prompts, explicitly barring song lyric reproduction and AI-generated images of copyrighted characters. The change follows closely on the heels of a lawsuit from Sony Music Publishing and Warner Chappell.