Age Verification
How each platform verifies user age and prevents underage access
| Platform | Min Age | Methods | Circumvention | Age Tiers |
|---|---|---|---|---|
| ChatGPT | 13+ | PrimarySecondaryThird PartyGuest Access | Easy to bypass | 3 |
| Claude | 18+ | Self-declarationAI-based detectionThird-party | Trivial -- checking a single checkbox and entering any email address. No date-of-birth entry, no ID verification, no phone number required for basic account. A 10-year-old can create an account in under 60 seconds. | 2 |
| Gemini | 0+ | Self-declarationParental verificationSelf-declarationThird-party | Easy — creating a Google Account with a false age takes under 2 minutes and grants full adult access | 3 |
| Grok | 13+ | Self-declaredNoneSelf-declaredGovernment ID | Trivial -- among the easiest AI chatbots to access without age verification | 4 |
| Character.AI | 13+ | DeclarativeBehavioral / ProbabilisticBiometric / Facial age estimationDocument verification | Moderate to Easy — behavioral model adds friction but multiple bypass routes remain viable | 4 |
| Microsoft Copilot | 13+ | Self-attestationParent-managedInstitution-managedNot documented | Moderate — easier than ChatGPT due to limited guest mode, but child account blocking is relatively reliable within the Microsoft ecosystem | 3 |
| Perplexity | 13+ | Unverified self-reportNone — zero verificationEducation status verification only | Trivial — no controls exist. Guest access requires zero verification. Account creation requires only email address with no age check. | 2 |
| Replika | 18+ | Honor systemLegal only — not technical | Trivial — zero technical barriers exist | 2 |