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I was born in 1983 — tell me which cohort I fall into according to Pew Research cut-offs, and whether my birth year is considered an edge year between generations.","exampleUseCases":[{"title":"Personalizing content by generation","prompt":"My user was born on March 14, 1995 — which generation do they belong to according to Pew Research? I want to personalize the app experience based on their generational cohort."},{"title":"Trivia and social quiz app","prompt":"For my quiz app, which generation does birth year 1946 fall into, and is it right on the edge of a generational boundary?"},{"title":"HR demographic reporting","prompt":"I'm building a workforce demographics report — what generation label applies to someone born in 2000, and what are the full birth year ranges for each generation?"}],"resultDescription":"Returns the generation label (e.g. 'Millennial'), the birth year, the cohort's start and end years, how many years into the generation the birth year falls, a boolean indicating whether it's an edge year, a summary string, all generation ranges with their boundaries, the data source, and a disclaimer about definitional variability.","failureModes":["Missing required query parameter (birthYear or birthDate) returns an error","Birth year outside the supported range (1901–2100) may return an error or unexpected result","Ambiguous edge years may return a degraded flag with explanation","Invalid date format for birthDate returns a parsing error"],"whenToPreferThis":"Choose this endpoint when you need a quick, authoritative generational cohort classification based on Pew Research cut-offs, especially when you need edge-year awareness or the full set of generation ranges returned alongside the classification. Ideal for personalisation pipelines, demographic analytics, and social or quiz applications that require generational labelling without building the logic internally.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T13:11:27.257Z","isFirstParty":false,"canonicalSlug":"life-dates-milestones-generation-label-lookup-f5faa009"}