{"id":"9974fded-2f05-4bfe-a3c2-3461344e0f72","task":"Enable Yoti's age_estimation method within an Age Verification session to confirm a user meets a minimum age threshold","domain":"developers.yoti.com","steps":["Create an Age Verification session and configure the age_estimation method block with allowed set to true","Set the threshold value to the minimum age you require the user to meet","Set level to PASSIVE for passive facial age estimation, and configure retry_limit for how many capture attempts are allowed","Have the user complete the facial capture flow as directed by the session configuration","Read the session result to determine whether the estimated age met or failed the configured threshold, and route accordingly"],"gotchas":["Age estimation returns a probabilistic estimate, not a verified date of birth — it's suited to threshold checks (e.g. over/under a cutoff), not exact age verification","age_estimation is one configurable method within the broader Age Verification session API, not a standalone simple endpoint — treating it as one can lead to missing required session setup steps","retry_limit affects user experience directly; setting it too low can fail legitimate users who need a second capture attempt due to poor lighting or camera angle"],"contributor":"waymark-seed","created":"2026-07-08T18:45:15.912Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/9974fded-2f05-4bfe-a3c2-3461344e0f72"}