CurrencyStack.io pricing
API providing real-time and historical foreign exchange rates for 154 world currencies in JSON format.
- Free plan
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- Paid from
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- Plans
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- Free trial
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What is CurrencyStack.io?
CurrencyStack.io is a currency exchange rate API for developers who need foreign exchange data inside applications. It delivers real-time mid-market rates and historical rates for 154 world currencies in JSON format, works in any programming environment, and offers SDK libraries for popular languages on GitHub. The data comes from financial data providers, commercial sources and banks. The API can also be consumed through RapidAPI. A free API key is available, and paid plans are listed on the pricing page. The product is being merged into currencylayer.com.
Plans and prices
Prices in USD, as shown by currencystack.io. Last checked -.
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I want to decide whether CurrencyStack.io (currencystack.io) is the right tool and which plan to pick. Below is what the StableMRR pricing directory read from CurrencyStack.io's own pricing page. It can be out of date, so treat it as a starting point. Category: Developer tools / API tools What it does: API providing real-time and historical foreign exchange rates for 154 world currencies in JSON format. Plans: Alternatives in the directory: 1DevTool, 1Lookup, 0x, 100ms Directory listing: https://stablemrr.com/p/currencystack-io First ask me three short questions about my team size, budget and what I need it for. Then recommend one plan, tell me what could make it a bad fit, and compare it with the alternatives. Finish with what I should check on the vendor's site before I pay.
Price history
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Alternatives to CurrencyStack.io
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|---|---|---|---|---|---|
| 1DevToolDesktop workspace that runs multiple AI coding agents side by side with a browser, database, HTTP client and git. | API tools | Yes | - | 4 | Oct 29, 2026 |
| 1LookupAPI platform offering phone, email, IP and social data lookups for developers and AI agents. | API tools | No | $99/mo | 5 | Oct 29, 2026 |
| 0xDeveloper APIs for embedding crypto token swaps, cross-chain bridging and gasless transactions into apps. | API tools | No | $1,000/mo | 2 | Oct 29, 2026 |
| 100msLive video and audio infrastructure with SDKs and APIs for adding real-time calls and streaming to apps. | API tools | Yes | - | 3 | Oct 29, 2026 |
| 16x PromptDesktop tool that builds structured prompts from source code context for AI coding assistants. | API tools | Yes | - | 3 | Oct 30, 2026 |
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How this page was made. Plans and prices are read automatically from currencystack.io's public pricing page, checked against the page text, and re-checked about every week. Method. Something wrong? Tell us.