{
	"name": "LE TEEN College ROI API",
	"version": "v1",
	"description": "Free, keyless, CORS-open JSON over the LE TEEN college-ROI data spine: 30-year NPV for U.S. colleges (positive-NPV envelope), lifetime ROI for every bachelor’s major category and subfield, and the standing rankings. Static files — no auth, no rate limit beyond CDN sanity.",
	"license": "CC-BY-4.0",
	"doi": "https://doi.org/10.5281/zenodo.21351602",
	"docs": "https://le-teen.com/api",
	"openapi": "https://le-teen.com/api/v1/openapi.json",
	"attribution": "Free to use with attribution — cite LE TEEN, le-teen.com (and FREOPP/IPEDS/BEA as the upstream sources).",
	"endpoints": [
		{
			"path": "/api/v1/index.json",
			"description": "This document — the API root."
		},
		{
			"path": "/api/v1/majors.json",
			"description": "All 19 major categories + 115 CIP subfields with the full lifetime-ROI stat set (FREOPP 2021, cohort-weighted)."
		},
		{
			"path": "/api/v1/majors/{slug}.json",
			"description": "One major category or subfield, e.g. /api/v1/majors/philosophy-and-religious-studies.json."
		},
		{
			"path": "/api/v1/colleges.json",
			"description": "The 500 largest-coverage U.S. four-year colleges that clear the positive-NPV envelope: 30-year resident (and, where positive, non-resident) NPV, cost, earnings, break-even age (IPEDS 2023 · FREOPP 2021 · BEA 2023)."
		},
		{
			"path": "/api/v1/colleges/{slug}.json",
			"description": "One college, e.g. /api/v1/colleges/university-of-michigan-ann-arbor.json."
		},
		{
			"path": "/api/v1/rankings/out-of-state-penalty.json",
			"description": "U.S. public four-years ranked by the out-of-state tuition penalty (30-yr NPV resident minus non-resident). Every row NPV-positive both ways."
		},
		{
			"path": "/api/v1/rankings/best-value.json",
			"description": "Each state’s best-value four-year colleges at resident pricing — top 15 per state, all 50 states + DC."
		},
		{
			"path": "/api/v1/openapi.json",
			"description": "OpenAPI 3.1 description of this API."
		}
	],
	"meta": {
		"source": "LE TEEN",
		"url": "https://le-teen.com/api/v1/index.json",
		"license": "CC-BY-4.0",
		"doi": "https://doi.org/10.5281/zenodo.21351602",
		"data_vintage": "IPEDS 2023 · FREOPP 2021 · BEA 2023",
		"generated": "2026-06-16",
		"attribution": "Data: LE TEEN — le-teen.com — college ROI, decoded",
		"attribution_html": "<a href=\"https://le-teen.com\" rel=\"noopener\">Data: LE TEEN</a> (CC BY 4.0)",
		"cite": "LE TEEN (2026). College ROI Data. https://doi.org/10.5281/zenodo.21351602"
	}
}