How to Handle Currency Conversion in React
A practical guide to currency conversion in React: hooks, SDKs, caching with SWR/React Query, locale-aware formatting, and patterns for multi-currency apps in production.
Developer Blog
API updates, integration guides, and developer tutorials
How to Build a Multi-Currency Checkout for Shopify
When to use Shopify Markets vs your own exchange rate API, syncing mid-market FX, displaying prices in the storefront, and handling currency at checkout without breaking accounting.
The 7 Best Free MCP Servers for Currency, FX & Financial Data in 2026
The best free Model Context Protocol (MCP) servers for currency, FX, and financial data in 2026 — Claude / Cursor / ChatGPT compatible, with real install snippets and a side-by-side comparison.
AllRatesToday vs Currencylayer: The 2026 Honest Comparison
AllRatesToday vs Currencylayer in 2026 — real-time vs hourly updates, historical rates on the free tier, base currency flexibility, HTTPS, CORS, and what each one costs.
AllRatesToday vs APILayer Currency Data API: The 2026 Comparison
AllRatesToday vs APILayer's Currency Data / Exchange Rates Data API in 2026 — pricing, latency, real-time updates, base-currency lock-in, HTTPS, historical rates, and migration cost.
AllRatesToday vs ExchangeRate-API.com: Real-Time vs Daily in 2026
AllRatesToday vs ExchangeRate-API.com in 2026 — compare real-time vs daily updates, historical rates on the free tier, latency, accuracy, and total cost for production apps.
Is Oanda API Free? (And What to Use Instead in 2026)
No — Oanda's APIs are not free for general developer use. The v20 trading API needs an fxTrade account and the Exchange Rates Data API is paid-only. Here's what each one offers, who they're for, and the cheaper alternatives developers actually use.
Introducing the AllRatesToday MCP Server for AI, LLMs and Agents
AllRatesToday now ships a Model Context Protocol server that gives Claude, ChatGPT, Cursor and other AI clients live currency data — real exchange rates, historical series and 160+ supported currencies, all on tap.
AllRatesToday vs Open Exchange Rates: The 2026 Exchange Rate API Comparison
A developer-focused head-to-head between AllRatesToday and openexchangerates.org in 2026 — update frequency, base currency flexibility, SDKs, free tier, historical data, and pricing.
Why Open Exchange Rates' USD-Only Base Currency Is a Problem (And How AllRatesToday Fixes It)
The Open Exchange Rates free tier locks you to a USD base currency. Here's why that breaks non-US products, what the workarounds cost you, and how AllRatesToday avoids the restriction entirely.
Open Exchange Rates Hourly Updates vs AllRatesToday's 60-Second Real-Time Feed
Open Exchange Rates refreshes rates once per hour on most plans. AllRatesToday refreshes every 60 seconds. Here's when the difference matters, and how much money an hourly cadence can cost.
No Official SDKs on Open Exchange Rates: AllRatesToday's JavaScript, Python, and PHP Libraries
Open Exchange Rates ships no first-party SDKs. You choose from community libraries with varying maintenance status. AllRatesToday ships official, supported SDKs for JS, Python, and PHP.
Open Exchange Rates Free Plan vs AllRatesToday Free Tier: What You Actually Get
Open Exchange Rates' free plan offers 1,000 requests/month but with USD-only base and hourly updates. AllRatesToday's free tier gives 60-second rates and any base currency. Here's the full breakdown.
Open Exchange Rates Time-Series Burns Your Quota: AllRatesToday's Historical Rates Explained
Open Exchange Rates' time-series endpoint counts one request per day of data returned. A one-year backfill uses 36% of your monthly quota. AllRatesToday charges one request per range.
Migrating from Open Exchange Rates to AllRatesToday: A Developer's Guide
Step-by-step migration from openexchangerates.org to AllRatesToday — endpoint-by-endpoint URL swaps, response shape differences, and drop-in SDK replacements for JS, Python, and PHP.
Open Exchange Rates Pricing vs AllRatesToday: Which Exchange Rate API Is Cheaper in 2026?
Open Exchange Rates charges $12/month for Developer, $47 for Enterprise, $97 for Unlimited. AllRatesToday delivers features at every tier that OXR gates behind upgrades. Here's the real-world cost comparison.
Open Exchange Rates Conversion Endpoint Is Paid-Only: How AllRatesToday Handles Currency Conversion
Open Exchange Rates' /api/convert.json endpoint is locked behind paid plans. AllRatesToday ships a conversion method on every plan — here's the difference and how to wire it up.
Data Sources: Open Exchange Rates' Blended Feed vs AllRatesToday's Reuters + Interbank
Open Exchange Rates blends rates from undisclosed sources. AllRatesToday publishes its sources: Reuters (Refinitiv) and interbank market feeds. Here's why that transparency matters for compliance and accuracy.
How to Use the AllRatesToday MCP Server with Claude Code and Cursor
A hands-on guide to the AllRatesToday MCP server: install steps for Claude Code, Cursor, Claude Desktop, and ChatGPT Desktop; all 4 tools explained with example prompts; and how to debug tool calls.
AllRatesToday in Claude Code, Cursor, and DeepSeek (MCP + Tool Calling)
Two new ways to plug AllRatesToday currency data into AI coding tools: an MCP server for Claude Code, Cursor, and Claude Desktop, plus a DeepSeek function-calling package for Python agents.
20 Currency & Exchange Rate API Questions Answered (2026)
Straight answers to the 20 most-asked questions developers have about currency APIs, forex APIs, free vs paid providers, Xe, Frankfurter, ExchangeRate-API, Fixer, and more.
What Is a Currency API? (Developer Guide, 2026)
A currency API returns exchange rate data over HTTPS in JSON. Guide to how currency APIs work, common endpoints, data sources, use cases, and how to pick one.
Is There a Free API for Currency Conversion? (2026)
Yes — several providers offer free currency conversion APIs. A developer guide to free tiers, update frequency, base-currency restrictions, and which one to pick.
How Much Is CurrencyLayer API? (2026 Pricing Breakdown)
CurrencyLayer pricing explained — free tier, Basic, Professional, Professional+, and Enterprise plans in 2026, with what each tier actually includes.
Does XE Have an API? (2026 Developer Guide)
Yes — XE offers the XE Currency Data API, an enterprise-grade FX data service. Pricing, features, and when to pick XE vs cheaper alternatives.
What Is the Best Website for Exchange Rates? (2026 Guide)
The best exchange rate website depends on whether you're a developer, traveler, accountant, or trader. A ranked 2026 guide to Google Finance, XE, Wise, ECB, Reuters, and AllRatesToday.
AllRatesToday vs Fixer.io vs XE.com vs ExchangeRate-API (2026)
A side-by-side comparison of AllRatesToday, Fixer.io, XE.com, and ExchangeRate-API — update frequency, latency, HTTPS, CORS, historical rates, and free-tier limits.
10 Best Currency Exchange API Options for Developers (2026)
A developer's comparison of the 10 best currency exchange APIs in 2026, including free tiers, update frequency, coverage, and SDKs.
How to Build a Real-Time Currency Converter with JavaScript
Step-by-step tutorial: build a working currency converter in JavaScript using a free exchange rate API. Includes code examples and error handling.
How to Get Live Exchange Rates in Python: A Developer's Guide
Learn how to fetch real-time currency exchange rates in Python using REST APIs and SDKs. Includes working code examples with requests and caching strategies.
Free vs Paid Exchange Rate APIs: What You Actually Get in 2026
A developer's honest comparison of free and paid exchange rate APIs. Compare update frequency, accuracy, rate limits, and hidden costs.
How to Add Multi-Currency Pricing to Your Online Store
Reduce cart abandonment by showing prices in your customer's local currency. Complete guide with code examples and platform-specific tips.
How to Automate Currency Conversion in Your SaaS Billing System
Integrate exchange rate APIs into your SaaS billing pipeline. Automate multi-currency invoicing, handle Stripe payments in local currencies.
How Often Are Exchange Rates Updated? Real-Time vs Daily Explained
The #1 developer FAQ answered: how often exchange rate APIs update their data. Learn the difference between real-time, hourly, and daily updates.
Mid-Market vs Retail Exchange Rates: What Developers Need to Know
Understand the difference between mid-market and retail rates. Learn why the rate type your API returns matters for pricing transparency.
How to Handle Base Currency Conversion in Your App
Many APIs lock you to USD as the base currency. Learn how to convert between any currency pair with cross-rate calculations and code examples.
Where Does Exchange Rate Data Come From? Sources, Accuracy, and Compliance
Understand where exchange rate APIs get their data — from Central Banks to Reuters. Learn which sources are audit-ready and legally defensible.
How to Cache Exchange Rates and Avoid Rate Limit Errors
Practical caching strategies for exchange rate APIs. Reduce API calls, avoid 429 errors, and keep data fresh with JavaScript and Python examples.
The Best Free Currency Exchange Rate API in 2026
Compare the top free currency exchange APIs. Real-time mid-market rates for 160+ currencies and official SDKs.
How to Get Live Exchange Rates in Excel
Step-by-step guide to pulling real-time currency rates into Excel and Google Sheets using the AllRatesToday API.
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