Policy RatesREST APICountry CoverageDeveloper Ready

Interest Rates API(Central Bank Policy Rates)

Access global central bank interest rates via a clean, reliable API. Retrieve policy rates by country, track monetary policy changes, and integrate interest rate data directly into your applications.

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What Is the Interest Rates API?

The MetricsMonster Interest Rates API provides structured access to interest rate data so developers and analysts can retrieve central bank policy rates without manual collection or cleanup.

  • Central bank policy rates by country
  • Historical interest rate data
  • Standardised global datasets

This allows developers and analysts to work with interest rate data without needing to collect or clean it manually.

View full interest rate dataset →

Quick Start

Base URL, sample requests, and example response.

Base URL

https://api.metricsmonster.com/v1

Example Request

GET /rates

Country-Specific Data

GET /rates/usa

Example Response

{
  "country": "USA",
  "rate": 5.25,
  "date": "2026-03",
  "previous": 5.00
}

What Data Is Included

The Interest Rates API covers major global economies with structured policy rate datasets designed for integration and analysis.

🇺🇸United States

Standardised CPI coverage ready for analysis, monitoring, and application development.

🇪🇺Eurozone

Standardised CPI coverage ready for analysis, monitoring, and application development.

🇬🇧United Kingdom

Standardised CPI coverage ready for analysis, monitoring, and application development.

🇯🇵Japan

Standardised CPI coverage ready for analysis, monitoring, and application development.

🇨🇦Canada

Standardised CPI coverage ready for analysis, monitoring, and application development.

🇨🇳China

Standardised CPI coverage ready for analysis, monitoring, and application development.

Updated following official central bank releases
Standardised across countries
Ready for analysis or integration

How Interest Rates Fit Into Macro Analysis

Interest rates are one of the core drivers of economic conditions. They are most useful when tracked alongside liquidity and inflation.

Global Liquidity Data→Global Inflation Rates→

Together, these indicators explain monetary policy direction, liquidity conditions, and market cycles.

Why Use the MetricsMonster Interest Rates API?

Clean, structured policy rate data
Consistent format across countries
No scraping or manual aggregation
Designed for real-world applications
Easy integration into dashboards and models

Use Cases

Application Development

Build dashboards tracking central bank policy changes.

Financial Analysis

Monitor rate cycles across economies.

Quantitative Models

Incorporate interest rates into macro-driven strategies.

Research

Study monetary policy and economic trends with standardised data.

Access Options

API Access

  • Programmatic rate data
  • Historical time series
  • Country-level queries
View API documentation →

CSV Download

  • Structured datasets
  • Ready for spreadsheets and modelling
  • Useful for offline analysis
Download interest rate data →

Related Data

Central Bank Interest Rates
→
Global M2 Money Supply
→
Global Inflation Rates
→

Get Started

Start using interest rate data in minutes with clean, reliable datasets designed for analysts, developers, and macro researchers.

No complex setupInstant API accessClean, reliable datasets
Get API Access