U.S. Centers for Disease Control and Prevention, National Center for Health Statistics · The curated NCHS tables are historical compilations, frozen at their published end years (2013–2018) and revised only irregularly; the portal's provisional surveillance datasets (deferred from v1) update weekly.
License: public-domain · official terms. Attribution text and per-series license flags ride in every API envelope.
Quickstart
Latest observations, with provenance and citation on every value:
curl "https://starwell.dev/api/starwell/v1/sources/cdc-socrata/series/e6fc-ccez:crude_birth_rate/observations?latest=12"
A computed, cited answer from this source:
curl -X POST "https://starwell.dev/api/starwell/v1/answer" \
-H "Authorization: Bearer dlk_live_YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"question": "What is the latest Crude Birth Rate?", "source": "cdc-socrata"}'
Data reads need no key; answers do. Keys are free at /account; a keyless sample lives at GET /api/starwell/v1/answer/demo.
As MCP tools in Claude, Cursor, or any agent framework:
claude mcp add --transport http starwell https://starwell.dev/api/starwell/mcp
Data series
| Series | Indicator | Geography | Unit | Freq | Coverage |
|---|---|---|---|---|---|
| epev-k6ss:mortality_rate:neonatal | Mortality Rate — Neonatal | United States | deaths per 1,000 live births | annual | 1915-01-01 .. 2013-01-01 |
| e6fc-ccez:general_fertility_rate | General Fertility Rate | United States | births per 1,000 population aged 15-44 years | annual | 1909-01-01 .. 2018-01-01 |
| 6rkc-nb2q:age_adjusted_death_rate:influenza-and-pneumonia | Age Adjusted Death Rate — Influenza and Pneumonia | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| w9j2-ggv5:mortality:all-races:both-sexes | Age-adjusted Death Rate — All Races, Both Sexes | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| 6rkc-nb2q:age_adjusted_death_rate:heart-disease | Age Adjusted Death Rate — Heart Disease | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| e6fc-ccez:birth_number | Birth Number | United States | births | annual | 1909-01-01 .. 2018-01-01 |
| 6rkc-nb2q:age_adjusted_death_rate:accidents | Age Adjusted Death Rate — Accidents | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| 6rkc-nb2q:age_adjusted_death_rate:stroke | Age Adjusted Death Rate — Stroke | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| epev-k6ss:mortality_rate:infant | Mortality Rate — Infant | United States | deaths per 1,000 live births | annual | 1915-01-01 .. 2013-01-01 |
| w9j2-ggv5:average_life_expectancy:all-races:both-sexes | Average Life Expectancy (Years) — All Races, Both Sexes | United States | years | annual | 1900-01-01 .. 2018-01-01 |
| e6fc-ccez:crude_birth_rate | Crude Birth Rate | United States | births per 1,000 population | annual | 1909-01-01 .. 2018-01-01 |
| 6rkc-nb2q:age_adjusted_death_rate:cancer | Age Adjusted Death Rate — Cancer | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1900-01-01 .. 2018-01-01 |
| bi63-dtpu:aadr:united-states:all-causes | Age-adjusted Death Rate — United States, All causes | United States | deaths per 100,000 (age-adjusted, 2000 U.S. standard population) | annual | 1999-01-01 .. 2017-01-01 |
| bi63-dtpu:deaths:united-states:all-causes | Deaths — United States, All causes | United States | deaths | annual | 1999-01-01 .. 2017-01-01 |