Mystery AI Site Refuses to Reveal Its Model With Two-Line System Prompt

Developer ctjlewis shared a suspected model-testing site whose only two system rules bar diagnostic testing and discussing the underlying model, a pattern seen as a stealth test of an unreleased model.

2026-09-30 ~ 2026-09-30 · 2 related posts

• Two-rule system prompt: no diagnostics, no discussing the underlying model — ctjlewis · 2026-09-30
• Mystery model refuses to identify itself: 'I don't discuss what powers this chat' — ctjlewis · 2026-09-30