Reserve Requirements Categories API
Browse FRED data categories.
This API exposes 2 operations across 2 paths, and defines 4 schemas. It is described by OpenAPI 3.1.0, at version 1.0.0.
Requests are made against a single base URL, https://api.stlouisfed.org/fred.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
Reserve Requirements Categories API declares
1 security scheme
for authenticating requests.
An API key is passed in the query as api_key (apiKeyQuery).
By default, every request must be authenticated.
apiKeyQuery— FRED API key obtained from api.stlouisfed.org/api/key.html
Paths & Operations 2
Across 2 paths, the API surfaces 2 operations — 2 GET. Each is listed below with its method, path, parameters, and response codes.
Browse FRED data categories.
Schemas 4
The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are Series (15 properties), SeriesSearchResponse (8 properties), Category (3 properties), CategoryResponse (1 property). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.