How do I find my Fixer.io API Key?

Log in to your [**Fixer.io account**](https://fixer.io/dashboard), and you will find your API Key in your dashboard. Copy and paste it below.

What is the base currency for rates?

By default, Fixer.io uses EUR as the base currency. You can specify a different base currency in the `get_latest_exchange_rates` tool if your plan supports it.

Does it support historical exchange rates?

Yes. The `get_historical_exchange_rate` tool retrieves exchange rates for any specific date back to 1999.

Fixer.io Currency API MCP Server for Google ADK 5 tools — connect in under 2 minutes

Name: Fixer.io Currency API
Availability: InStock
Author: Vinkius

google.github.io/adk-docs/tools/mcp-tools

Built by Vinkius GDPR 5 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Fixer.io Currency API as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

python

from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
    StreamableHTTPConnectionParams,
)

# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
    )
)

agent = Agent(
    model="gemini-2.5-pro",
    name="fixerio_currency_api_agent",
    instruction=(
        "You help users interact with Fixer.io Currency API "
        "using 5 available tools."
    ),
    tools=[mcp_tools],
)

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Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Fixer.io Currency API MCP Server

Empower your AI agent to orchestrate your entire financial research and currency auditing workflow with Fixer.io, the authoritative source for real-time exchange rate data. By connecting the Fixer.io API to your agent, you transform complex fiscal searches into a natural conversation. Your agent can instantly retrieve latest rates, audit historical currency trends, and perform precise conversions without you ever touching a financial terminal. Whether you are conducting international business research or managing regional budget constraints, your agent acts as a real-time financial consultant, ensuring your data is always verified and precise.

Google ADK natively supports Fixer.io Currency API as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 5 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

What you can do

Rate Auditing — Retrieve real-time exchange rates for over 170 global currencies and maintain a clear view of market changes.
Historical Oversight — Audit historical exchange rates back to 1999 to understand the long-term distribution of currency value instantly.
Conversion Intelligence — Perform precise currency conversions matching the current industry lead in financial accuracy.
Currency Discovery — List all supported symbols in the Fixer.io catalog to identify relevant stylistic markers for your data.
Operational Monitoring — Check API status to ensure your financial research workflow is always operational.

The Fixer.io Currency API MCP Server exposes 5 tools through the Vinkius. Connect it to Google ADK 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 Fixer.io Currency API to Google ADK via MCP

Follow these steps to integrate the Fixer.io Currency API MCP Server with Google ADK.

Install Google ADK

Run pip install google-adk

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Create the agent

Save the code above and integrate into your ADK workflow

Explore tools

The agent will discover 5 tools from Fixer.io Currency API via MCP

Why Use Google ADK with the Fixer.io Currency API MCP Server

Google ADK provides unique advantages when paired with Fixer.io Currency API through the Model Context Protocol.

Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution

Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with Fixer.io Currency API

Production-ready features like session management, evaluation, and deployment come built-in. not bolted on

Seamless integration with Google Cloud services means you can combine Fixer.io Currency API tools with BigQuery, Vertex AI, and Cloud Functions

Fixer.io Currency API + Google ADK Use Cases

Practical scenarios where Google ADK combined with the Fixer.io Currency API MCP Server delivers measurable value.

Enterprise data agents: ADK agents query Fixer.io Currency API and cross-reference results with internal databases for comprehensive analysis

Multi-modal workflows: combine Fixer.io Currency API tool responses with Gemini's vision and language capabilities in a single agent

Automated compliance checks: schedule ADK agents to query Fixer.io Currency API regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Fixer.io Currency API

Fixer.io Currency API MCP Tools for Google ADK (5)

These 5 tools become available when you connect Fixer.io Currency API to Google ADK via MCP:

check_api_status

io Currency API. Check if the Fixer.io service is operational

convert_currency_amount

Convert an amount from one currency to another

get_historical_exchange_rate

Get exchange rates for a specific date in the past (YYYY-MM-DD)

get_latest_exchange_rates

Get real-time exchange rates for a base currency

list_supported_currencies

io database. List all currency symbols supported by Fixer.io

Example Prompts for Fixer.io Currency API in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with Fixer.io Currency API immediately.

"Get the latest exchange rates for base currency 'USD' using Fixer.io."

"Convert 100 EUR to JPY."

"What was the exchange rate between EUR and USD on '2010-01-01'?"

Troubleshooting Fixer.io Currency API MCP Server with Google ADK

Common issues when connecting Fixer.io Currency API to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

Fixer.io Currency API + Google ADK FAQ

Common questions about integrating Fixer.io Currency API MCP Server with Google ADK.

How does Google ADK connect to MCP servers?

Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.

Can ADK agents use multiple MCP servers?

Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.

Which Gemini models work best with MCP tools?

Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.