REST APIFinance & MacroNY Fed Markets Data API
NY Fed Markets Data API is a rest api from Federal Reserve Bank of New York providing finance & macro data. The official public REST API of the New York Fed Markets desk, serving the administered reference rates (SOFR, EFFR, OBFR, TGCR, BGCR), SOFR averages/index, and the desk's open-market operation results (repo/reverse repo, securities lending, agency MBS, FX swaps, SOMA holdings). For a Polymarket bot it is an authoritative, keyless source of money-market and rate-path signals that drive FOMC, CPI/recession, and "rate hike/cut" markets.
At a glance
ProviderFederal Reserve Bank of New York
TypeREST API
CategoryFinance & Macro
Real-timeNo — request/response
AuthNone — open endpoint
PricingFree (public government API, no key) — Free: unlimited public access, no API key or registration required, No paid tiers — operated by a U.S. central bank as a public good
What data it provides
- Daily reference rates: SOFR, EFFR, OBFR, TGCR, BGCR with rate, volume, and 1/25/75/99 percentiles
- SOFR Averages (30/90/180-day) and SOFR Index
- Repo & reverse repo (ON RRP) operation results: accepted amounts, rates, counterparties
- Securities lending operation results and summaries
- SOMA Treasury/agency holdings and Agency MBS operation details
- Central bank FX swap operations and standing-facility data
Features
- No authentication / no API key required
- Multiple output formats: JSON, XML, CSV, and XLSX
- Latest-value and historical/date-range queries (reference rates back to inception, e.g. SOFR from 2018)
- Broad coverage across all NY Fed desk operations and administered rates
- Updated daily (~8:00 AM ET for prior-day reference rates); not intraday/streaming
- Endpoints organized by asset class (rates, rp, seclending, soma, ambs, fxs)
Links
Use it in a bot
Other finance & macro data sources
