Data

Explore available endpoints and the exact datapoints you can query.

Endpoints

/yields

Daily observations for U.S. Treasury maturities

/yields — Treasury Yields

Labels: 1M, 3M, 6M, 1Y, 2Y, 3Y ,5Y, 7Y, 10Y, 20Y, 30Y

/constituents

Constituent lists for major U.S. equity indices.

/constituents — Equity Index Constituents

Labels: SP100, SP500, RUSSELL1000, RUSSELL2000, RUSSELL3000

Yields

GET /yields/series=1M,3M,10Y?limit=1000&offset=0&pretty=true

Query parameters: limit, offset, pretty

Datapoints

Field Type Description Example
date string (YYYY-MM-DD) Observation date 2024-12-31
series string (label) Maturity code 10Y
value string (percentage) Yield level "4.12"

Constituents

GET /constituents/series=SP500?limit=1000&offset=0&pretty=true

Query parameters: limit, offset, pretty

Datapoints

Field Type Description Example
series string (label) Index code SP500
ticker string Constituent symbol AAPL
name string Company name Apple Inc.
sector string GICS sector Information Technology

Response metadata

Datapoints

Field Type Description Example
total_rows int Total rows available for the request 12345
limit int Rows returned per page 100
offset int Starting row for the page 0
latency float (seconds) Server processing time 0.21

Paginate until offset + limit >= total_rows.