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Exchange Rate API

Registre officiel Autres

Real-time & historical exchange rates for 160+ currencies, mid-market (Reuters/Refinitiv).

Code source Site web Documentation

Installation

Ajoutez ceci à la configuration MCP de votre client (Claude Desktop : claude_desktop_config.json ; Cursor : .cursor/mcp.json ; VS Code et les autres utilisent la même forme « mcpServers »).

NPM package @exchangerateapi/mcp-server
Claude Code 
claude mcp add exchange-rate-api -e 'EXCHANGE_RATE_API_KEY=<your exchange_rate_api_key>' -- npx -y @exchangerateapi/mcp-server@1.0.2
Configuration JSON (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "exchange-rate-api": {
            "command": "npx",
            "args": [
                "-y",
                "@exchangerateapi/mcp-server@1.0.2"
            ],
            "env": {
                "EXCHANGE_RATE_API_KEY": "<your exchange_rate_api_key>"
            }
        }
    }
}

Variables d'environnement

  • EXCHANGE_RATE_API_KEY obligatoire secret API key from exchange-rateapi.com (free tier available, no credit card required)

Documentation

Tirée du README du projet sur GitHub, actualisée chaque semaine. Les liens ouvrent GitHub.

Sommaire
  1. @exchangerateapi/mcp-server
  2. Quick Setup
  3. Tools
  4. Example Prompts
  5. Environment Variables
  6. Links
  7. License

@exchangerateapi/mcp-server

Exchange Rate API is now **AllRatesToday.** This package keeps working against exchange-rateapi.com, but it is no longer updated. For new projects use @allratestoday/mcp-server (or the hosted endpoint https://allratestoday.com/api/mcp) — the same real-time API plus official rates from 121 central banks. Docs: allratestoday.com/docs.

MCP server that gives AI coding tools (Claude Code, Cursor, Claude Desktop, Windsurf) access to real-time and historical currency exchange rates from Exchange Rate API.

160+ currencies. Mid-market rates updated every 60 seconds, no retail spread.

Quick Setup

1. Get a Free API Key

Sign up at exchange-rateapi.com/register — free tier, no credit card.

2. Add to Your MCP Client

Claude Code (~/.claude/settings.json):

{
  "mcpServers": {
    "exchange-rateapi": {
      "command": "npx",
      "args": ["-y", "@exchangerateapi/mcp-server"],
      "env": { "EXCHANGE_RATE_API_KEY": "era_live_..." }
    }
  }
}

Cursor (.cursor/mcp.json):

{
  "mcpServers": {
    "exchange-rateapi": {
      "command": "npx",
      "args": ["-y", "@exchangerateapi/mcp-server"],
      "env": { "EXCHANGE_RATE_API_KEY": "era_live_..." }
    }
  }
}

Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "exchange-rateapi": {
      "command": "npx",
      "args": ["-y", "@exchangerateapi/mcp-server"],
      "env": { "EXCHANGE_RATE_API_KEY": "era_live_..." }
    }
  }
}

Windsurf (~/.windsurf/mcp.json):

{
  "mcpServers": {
    "exchange-rateapi": {
      "command": "npx",
      "args": ["-y", "@exchangerateapi/mcp-server"],
      "env": { "EXCHANGE_RATE_API_KEY": "era_live_..." }
    }
  }
}

Tools

ToolDescription
get_exchange_rateGet the current mid-market rate between two currencies
get_historical_ratesGet historical data for a pair over 1d, 7d, 30d, or 1y
get_ratesMulti-target rates with date ranges and grouping (day/week/month)
list_currenciesList all 160+ supported currencies

Example Prompts

Once configured, ask your AI assistant:

  • "What's the current USD to EUR exchange rate?"
  • "Show me GBP/JPY rates for the last 30 days"
  • "Convert 5000 USD to EUR, GBP, and JPY"
  • "List all supported currencies"
  • "What's the monthly average EUR/USD rate for 2026?"

Environment Variables

VariableRequiredDescription
EXCHANGE_RATE_API_KEYYesYour API key from exchange-rateapi.com
EXCHANGE_RATE_BASE_URLNoOverride API base URL (default: https://exchange-rateapi.com/api)

License

MIT

Questions fréquentes

Qu'est-ce que Exchange Rate API ?

Real-time & historical exchange rates for 160+ currencies, mid-market (Reuters/Refinitiv).

Comment installer Exchange Rate API ?

Il s'exécute sur votre machine. Dans Claude Code : claude mcp add exchange-rate-api -e 'EXCHANGE_RATE_API_KEY=<your exchange_rate_api_key>' -- npx -y @exchangerateapi/mcp-server@1.0.2. Pour les autres clients, collez la configuration JSON de cette page dans leurs réglages MCP.

Faut-il une clé API pour Exchange Rate API ?

Oui. Il attend EXCHANGE_RATE_API_KEY, à renseigner dans sa configuration.

Exchange Rate API est-il open source ?

Oui. Son code est sur GitHub sous licence MIT.

Qui maintient Exchange Rate API ?

Il est publié par Exchange-RateAPI. AI.tn le référence sans le maintenir ni le recommander.

Issu du registre MCP officiel. Être listé n'est pas une recommandation : vérifiez le code et les permissions d'un serveur avant de lui donner accès à vos données.