Fixer io

Learn how to use Fixer io with Composio

Overview

SLUG: FIXER_IO

Description

Fixer.io is a simple and lightweight API for current and historical foreign exchange rates and currency conversion.

Authentication Details

generic_key
stringRequired

Connecting to Fixer io

Create an auth config

Use the dashboard to create an auth config for the Fixer io toolkit. This allows you to connect multiple Fixer io accounts to Composio for agents to use.

2

Configure Auth Config Settings

Select among the supported auth schemes of and configure them here.

3

Create and Get auth config ID

Click “Create Fixer io Auth Config”. After creation, copy the displayed ID starting with ac_. This is your auth config ID. This is not a sensitive ID — you can save it in environment variables or a database. This ID will be used to create connections to the toolkit for a given user.

Connect Your Account

Using API Key

1from composio import Composio
2
3# Replace these with your actual values
4fixer_io_auth_config_id = "ac_YOUR_FIXER_IO_CONFIG_ID" # Auth config ID created above
5user_id = "0000-0000-0000" # UUID from database/app
6
7composio = Composio()
8
9def authenticate_toolkit(user_id: str, auth_config_id: str):
10 # Replace this with a method to retrieve an API key from the user.
11 # Or supply your own.
12 user_api_key = input("[!] Enter API key")
13
14 connection_request = composio.connected_accounts.initiate(
15 user_id=user_id,
16 auth_config_id=auth_config_id,
17 config={"auth_scheme": "API_KEY", "val": {"generic_api_key": user_api_key}}
18 )
19
20 # API Key authentication is immediate - no redirect needed
21 print(f"Successfully connected Fixer io for user {user_id}")
22 print(f"Connection status: {connection_request.status}")
23
24 return connection_request.id
25
26
27connection_id = authenticate_toolkit(user_id, fixer_io_auth_config_id)
28
29# You can verify the connection using:
30connected_account = composio.connected_accounts.get(connection_id)
31print(f"Connected account: {connected_account}")

Tools

Executing tools

To prototype you can execute some tools to see the responses and working on the [Fixer io toolkit’s playground](https://app.composio.dev/app/Fixer io)

Python
1from composio import Composio
2from openai import OpenAI
3import json
4
5openai = OpenAI()
6composio = Composio()
7
8# User ID must be a valid UUID format
9user_id = "0000-0000-0000" # Replace with actual user UUID from your database
10
11tools = composio.tools.get(user_id=user_id, toolkits=["FIXER_IO"])
12
13print("[!] Tools:")
14print(json.dumps(tools))
15
16def invoke_llm(task = "What can you do?"):
17 completion = openai.chat.completions.create(
18 model="gpt-4o",
19 messages=[
20 {
21 "role": "user",
22 "content": task, # Your task here!
23 },
24 ],
25 tools=tools,
26 )
27
28 # Handle Result from tool call
29 result = composio.provider.handle_tool_calls(user_id=user_id, response=completion)
30 print(f"[!] Completion: {completion}")
31 print(f"[!] Tool call result: {result}")
32
33invoke_llm()

Tool List

Tool Name: Convert Currency

Description

Tool to convert an amount from one currency to another. Use when you need current or historical exchange rates. Specify `date` for historical rates.

Action Parameters

amount
numberRequired
date
string
from_currency
stringRequired
to_currency
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Currency Fluctuations

Description

Tool to fetch exchange rate fluctuations between two dates. Use when you need day-to-day currency rate changes.

Action Parameters

base
string
end_date
stringRequired
start_date
stringRequired
symbols
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Historical Rates

Description

Tool to fetch historical exchange rates for a specific date. Use when you need past currency rates.

Action Parameters

base
string
date
stringRequired
symbols
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Latest Rates

Description

Tool to retrieve the most recent exchange rates. Use when you need current currency conversion rates for all or specified currencies.

Action Parameters

base
string
callback
string
symbols
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Supported Symbols

Description

Tool to retrieve the list of all available currency symbols and their corresponding names. Use when you need to fetch and display supported currency codes.

Action Parameters

callback
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Time Series

Description

Tool to retrieve daily exchange rates for a specified period. Use when you need historical FX rates between two dates (max 365 days).

Action Parameters

base
string
end_date
stringRequired
start_date
stringRequired
symbols
string

Action Response

data
objectRequired
error
string
successful
booleanRequired