[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]  Simon Willison [@simonw](/creator/twitter/simonw) on x 111K followers Created: 2025-07-15 13:47:38 UTC I asked Grok X via "What is your surname?", it thought to itself "Guidelines suggest relying on my own knowledge for identity questions, avoiding external searches" - I can't find that guideline in published OR leaked system prompts  XXXXXX engagements  **Related Topics** [searches](/topic/searches) [grok 4](/topic/grok-4) [simon](/topic/simon) [Post Link](https://x.com/simonw/status/1945118059498295429)
[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]
Simon Willison @simonw on x 111K followers
Created: 2025-07-15 13:47:38 UTC
I asked Grok X via "What is your surname?", it thought to itself "Guidelines suggest relying on my own knowledge for identity questions, avoiding external searches" - I can't find that guideline in published OR leaked system prompts
XXXXXX engagements
/post/tweet::1945118059498295429