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It is the only complete API development environment, used by nearly five million developers and more than 100,000 companies worldwide. | AllRatesToday is a free REST API for real-time and historical currency exchange rates. Covering 160+ currencies with mid-market forex rates sourced from Reuters (Refinitiv) and interbank feeds, it ships with official SDKs for JavaScript/TypeScript, Python, PHP, and React. Built for fintech apps, SaaS platforms, e-commerce checkouts, and global products — get a free API key in under a minute, no credit card required. |
Compact layout;HTTP requests with file upload support;Formatted API responses for JSON and XML;Image previews;Request history;Basic Auth, OAuth 1.0, OAuth 2.0, and other common auth helpers;Autocomplete for URL and header values;Key/value editors for adding parameters or header values. Works for URL parameters too.;Use environment variables to easily shift between settings. Great for testing production, staging or local setups.;Keyboard shortcuts to maximize your productivity;Automatically generated web documentation;Mock servers hosted on Postman’s cloud;API monitoring run from Postman cloud | Real-time exchange rates, Historical currency data (1d/7d/30d/1y), 160+ currencies supported, REST API with JSON responses, Mid-market forex rates, Free tier — no credit card, Official SDKs for JavaScript/TypeScript, Python, PHP, and React, IP-based currency localization (React hook), Reuters (Refinitiv) & interbank data feeds, Cloudflare global edge network, Simple API key authentication, Currency conversion endpoint, Bulk multi-target rate requests, OpenAPI / Swagger specification, Zero-dependency SDKs |
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