| HeyOtto | Yes — purpose-built for ages 8–18 | Nothing — meets all six criteria |
| ChatGPT | Partial — ChatGPT for Teens (Aug 18, 2026); not purpose-built 8–18 | No parent chat dashboard; age estimated; limited linked-parent alerts only; not COPPA-by-design for under-13 |
| Character.AI | No — banned under-18 open chat Nov 2025, settled wrongful death lawsuits March 2026 | Companion AI design, no parental visibility, no crisis intervention |
| Snapchat My AI | No — embedded in adult social media platform | No parent conversation visibility, companion AI design, no age-adaptive responses |
| Google Gemini | No — general adult AI | No parental dashboard, no child-specific content filtering, no crisis intervention |
| Khanmigo | Partial — academic use only | No parent dashboard, no family workspace, limited to school subjects only |
| Askie | Partial — ages 4–15 | No real-time parental alerts, no family values customization, no crisis intervention |