# CurrencyAPI

**Canonical:** https://apis.io/providers/currencyapi/  
**Website:** https://currencyapi.com  
**APIs profiled:** 6

CurrencyAPI (currencyapi.com, an Everapi product) is a foreign exchange rate and currency conversion REST API delivering real-time and historical exchange rates for 150+ fiat currencies, precious metals, and cryptocurrencies. A single versioned API (base https://api.currencyapi.com/v3) covers latest rates, historical rates back to 1999, time-series ranges down to minute accuracy, value conversion, currency metadata, and account quota status - authenticated with a simple apikey header and backed by published monthly plans that start with a free tier.

## Kin Score — 41.7 / 100 (developing)

Scored 2026-08-24 under rubric 0.13.0. Trend: flat (-0.4 from 42.1).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 56.5 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 34.2 |
| Developer Ergonomics | 28.6 |
| Commercial Clarity | 50.0 |
| Access Clarity | 50.0 |

## Agent readiness — 28.7 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | na |
| MCP Server | no |
| Auth Clarity | bearer |
| Idempotency | na |
| Error Semantics | no |
| OpenAPI Examples | verified |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | na |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (6)

- **CurrencyAPI Convert API** — Convert a value between currencies.
- **CurrencyAPI Currencies API** — Supported currency metadata.
- **CurrencyAPI Historical API** — End-of-day historical exchange rates back to 1999.
- **CurrencyAPI Latest API** — Latest foreign exchange rates.
- **CurrencyAPI Range API** — Time-series exchange rates for a datetime range.
- **CurrencyAPI Status API** — API health and account quota status.

## Agentic access (1)

- **Currencyapi Agentic Access** — 6 operations

## Security (2)

- **Currencyapi Authentication** — apiKey · 2 schemes
- **Currencyapi Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Currencyapi Plans Pricing**

## Tags

Foreign Exchange, Currency, Exchange Rates, FX, Currency Conversion, Financial Data

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/currencyapi/). Scores are computed from the provider's own public artifacts under a published rubric.