How do I get an Exchange Rates API Key?

You can sign up for a free account at [**ExchangeRatesAPI.io**](https://exchangeratesapi.io). Once registered, your **API Access Key** will be available in your dashboard.

What is the default base currency?

For Free and Basic plans, the default base currency is **EUR**. Premium plans allow you to specify any supported currency as the base for exchange rate data.

How far back does historical data go?

Exchange Rates API provides historical exchange rate data dating back to **1999** for most major currencies.

Exchange Rates API MCP Server for OpenAI Agents SDK 7 tools — connect in under 2 minutes

Name: Exchange Rates API
Availability: InStock
Author: Vinkius

openai.github.io/openai-agents-python/mcp

Built by Vinkius GDPR 7 Tools SDK

The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Exchange Rates API through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.

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Vinkius supports streamable HTTP and SSE.

python

import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerStreamableHttp

async def main():
    # Your Vinkius token. get it at cloud.vinkius.com
    async with MCPServerStreamableHttp(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    ) as mcp_server:

        agent = Agent(
            name="Exchange Rates API Assistant",
            instructions=(
                "You help users interact with Exchange Rates API. "
                "You have access to 7 tools."
            ),
            mcp_servers=[mcp_server],
        )

        result = await Runner.run(
            agent, "List all available tools from Exchange Rates API"
        )
        print(result.final_output)

asyncio.run(main())

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About Exchange Rates API MCP Server

Integrate ExchangeRatesAPI.io, the reliable foreign exchange rates and currency conversion API, directly into your AI workflow. Access real-time reference rates for 170+ currencies, retrieve historical data dating back to 1999, monitor currency fluctuations, and perform instant conversions using natural language.

The OpenAI Agents SDK auto-discovers all 7 tools from Exchange Rates API through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Exchange Rates API, another analyzes results, and a third generates reports, all orchestrated through Vinkius.

What you can do

Real-time Market Data — Retrieve the latest exchange rates for global currencies relative to a base currency (default: EUR).
Historical Analysis — Access granular technical metadata for any past date to track currency value trends.
Currency Conversion — Perform instant calculations between currencies using official reference rates.
Market Auditing — Retrieve high-level summaries of top global market rates and fluctuation statistics instantly.

The Exchange Rates API MCP Server exposes 7 tools through the Vinkius. Connect it to OpenAI Agents SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect Exchange Rates API to OpenAI Agents SDK via MCP

Follow these steps to integrate the Exchange Rates API MCP Server with OpenAI Agents SDK.

Install the SDK

Run pip install openai-agents in your Python environment

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com

Run the script

Save the code above and run it: python agent.py

Explore tools

The agent will automatically discover 7 tools from Exchange Rates API

Why Use OpenAI Agents SDK with the Exchange Rates API MCP Server

OpenAI Agents SDK provides unique advantages when paired with Exchange Rates API through the Model Context Protocol.

Native MCP integration via `MCPServerSse`, pass the URL and the SDK auto-discovers all tools with full type safety

Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure

Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate

First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output

Exchange Rates API + OpenAI Agents SDK Use Cases

Practical scenarios where OpenAI Agents SDK combined with the Exchange Rates API MCP Server delivers measurable value.

Automated workflows: build agents that query Exchange Rates API, process the data, and trigger follow-up actions autonomously

Multi-agent orchestration: create specialist agents. one queries Exchange Rates API, another analyzes results, a third generates reports

Data enrichment pipelines: stream data through Exchange Rates API tools and transform it with OpenAI models in a single async loop

Customer support bots: agents query Exchange Rates API to resolve tickets, look up records, and update statuses without human intervention

Exchange Rates API MCP Tools for OpenAI Agents SDK (7)

These 7 tools become available when you connect Exchange Rates API to OpenAI Agents SDK via MCP:

convert_currency_amount

Convert an amount from one currency to another

get_currency_fluctuation_data

Get data on how currencies fluctuated on a day-to-day basis

get_exchange_rate_timeseries

Get daily historical rates for a specific time period

get_historical_exchange_rates

Get historical exchange rates for a specific date

get_latest_exchange_rates

Get the latest foreign exchange reference rates

get_top_market_rates

Retrieve the latest rates for top global market currencies (USD, GBP, JPY, CAD)

list_supported_currencies

List all available currency symbols and names

Example Prompts for Exchange Rates API in OpenAI Agents SDK

Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Exchange Rates API immediately.

"What is the current exchange rate for USD and GBP relative to EUR?"

"Convert 1500 EUR to JPY."

"Get historical rates for January 1st, 2020."

Troubleshooting Exchange Rates API MCP Server with OpenAI Agents SDK

Common issues when connecting Exchange Rates API to OpenAI Agents SDK through the Vinkius, and how to resolve them.

MCPServerStreamableHttp not found

Ensure you have the latest version: pip install --upgrade openai-agents

Agent not calling tools

Make sure your prompt explicitly references the task the tools can help with.

Exchange Rates API + OpenAI Agents SDK FAQ

Common questions about integrating Exchange Rates API MCP Server with OpenAI Agents SDK.

How does the OpenAI Agents SDK connect to MCP?

Use MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.