Popular APIs AI & Machine Learning Automotive & Vehicle Data Commerce & eCommerce Communication & Messaging Company Data Data & Analytics Entertainment & Media Finance & Payments Food & Nutrition Health & Fitness Legal & Compliance Location & Mapping Market Data & Trading Music & Audio Natural Language Processing (NLP) News & Events Real Estate & Housing Science & Education Search & Discovery Security & Cybersecurity Social Media & Networking Sports & Gaming Sustainability & Green Tech Tools & Utilities Travel & Transportation Visual Recognition & Imaging Voice & Speech Technology Weather & Environment

Historical Rates Rate Comparison Finance Interest Rates State Tax Rates Tax Rates by State Central Banks Local Tax Rates Relocation Assistance Financial Data Tax Rate Lookup Global Benchmark Indices Rate Fixed Loans Global Financial Data Real Time Interest Rates Travel Stipend Treasury Currency Exchange Rates Interest

More Tags

Best rate tables APIs

GovRates Per Diem and Fair Market Rent API

Real Estate & Housing

One API to look up U.S. federal GSA per-diem (travel lodging + M&IE) and HUD Fair Market Rent / Small Area FMR (rent by bedroom, with voucher payment-standard bands) for any ZIP code — joined in a single call. FY2026, public-domain data, clean JSON. Built for travel-nurse stipend, relocation/HR, and real-estate/Section-8 tools. Unofficial; not affiliated with GSA or HUD.

Free 7-Day Trial

100% uptime 85ms avg MCP ready

The Current Interest Rates API

Finance & Payments

The Current Interest Rates API is a powerful tool that enables developers and financial professionals to access real-time interest rate information from central banks and benchmarks around the world.

Free 7-Day Trial

100% uptime 449ms avg MCP ready

International Interest Rates API

Finance & Payments

The International Interest Rate API provides global interest rate benchmarks and outlooks covering both core dynamics and non-core factors.

100% uptime 326ms avg MCP ready

Global VAT GST Rates and Calculator API

Finance & Payments

Returns VAT and GST rates for 166 countries with single-item, batch, and multi-line invoice calculators. Covers EU OSS digital goods rules, registration thresholds, historical rate changes, rate comparison, reverse rate search, and locale formatting. The only VAT API with first-class Africa coverage — 46 countries.

Free 7-Day Trial

100% uptime 113ms avg MCP ready

Universal Interest Rates API

Finance & Payments

Access global interest rates and benchmark indices swiftly with the Universal Interest Rates API, facilitating informed decisions in the financial landscape.

100% uptime 428ms avg MCP ready

Rate Tax Analyzer API

Finance & Payments

Perform in-depth tax analysis and optimize rates using the Rate Tax Analyzer API for smarter financial planning.

Free 7-Day Trial

100% uptime 89ms avg MCP ready

Retrieve Tax Rate Data API

Finance & Payments

Access real-time tax rate data effortlessly for accurate calculations and compliance.

Free 7-Day Trial

100% uptime 90ms avg MCP ready

Treasury Rates Information API

Finance & Payments

Accurate and current Treasury yield data, perfect for building dashboards, risk models, or fixed-income investment tools.

Free 7-Day Trial

100% uptime 76ms avg MCP ready

Treasury Rates API

Finance & Payments

Retrieve real-time U.S. Treasury bond yields, from 1-month bills to 30-year bonds, ideal for economic tracking and forecasting.

Free 7-Day Trial

100% uptime 202ms avg MCP ready

US Treasury Rates API

Finance & Payments

Get the latest U.S. Treasury yields by term from 1 month to 30 years. Updated daily for financial analysis and insights.

Free 7-Day Trial

100% uptime 88ms avg MCP ready

Mortgage Rates Tracker API

Finance & Payments

Get average weekly mortgage rates, including 30-year and 15-year fixed loans.

Free 7-Day Trial

100% uptime 904ms avg MCP ready

Tax Rates API

Finance & Payments

Provides tax rates by ZIP code in the United States, allowing you to automatically calculate taxes with precision

Free 7-Day Trial

100% uptime 147ms avg MCP ready

Rate Convert API

Finance & Payments

"Rate Convert API provides exchange rates for any currency relative to the U.S. dollar, facilitating accurate currency conversions worldwide."

Free 7-Day Trial

100% uptime 951ms avg MCP ready

Tax Rate by ZIP API

Legal & Compliance

The Tax Rate by ZIP API delivers precise tax rate information for US zip codes, facilitating informed decision-making and compliance.

Free 7-Day Trial

100% uptime 833ms avg MCP ready

Retrieve Tax Rates Information API

Finance & Payments

Supplies U.S. ZIP code–based tax rates for precise automatic tax computation.

Free 7-Day Trial

100% uptime 25ms avg MCP ready

Tax Rate Information Extractor API

Finance & Payments

Delivers tax rates by U.S. ZIP code, enabling accurate and automated tax calculations.

Free 7-Day Trial

100% uptime 41ms avg MCP ready

Get Tax Rates Information API

Finance & Payments

Returns tax rates by U.S. ZIP code to support accurate automated tax processing.

Free 7-Day Trial

100% uptime 81ms avg MCP ready

Tax Rates Data Retrieval API

Finance & Payments

Offers tax rate data by ZIP code across the United States for accurate tax calculations.https://zylalabs.com/api

Free 7-Day Trial

100% uptime 30ms avg MCP ready

Tax Rate Data Fetcher API

Finance & Payments

Provides ZIP code tax rates in the U.S., helping automate precise tax calculations.

Free 7-Day Trial

100% uptime 28ms avg MCP ready

Global Tax Rate Lookup API

Finance & Payments

Returns VAT and GST standard, reduced, zero, and exempt rates for 166 countries by country code, region, or side-by-side comparison. Reverse-search by rate value to find every country at a specific rate. Covers EU, Africa, APAC, and Americas.

Free 7-Day Trial