Fixer

Learn how to use Fixer with Composio

Overview

SLUG: FIXER

Description

Fixer is a currency data API providing real-time and historical exchange rates for 170 world currencies.

Authentication Details

generic_api_key
stringRequired
generic_key
stringRequired

Connecting to Fixer

Create an auth config

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

1

Select App

Navigate to Fixer.

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 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_auth_config_id = "ac_YOUR_FIXER_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": user_api_key}
18 )
19
20 # API Key authentication is immediate - no redirect needed
21 print(f"Successfully connected Fixer 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_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 toolkit’s playground

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"])
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: Get Historical Rates

Description

Tool to get historical exchange rate data for a specific date. use when you need past currency rates for all or selected currencies.

Action Parameters

base
string
date
Required
symbols
array

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Latest Exchange Rates

Description

Tool to get real-time exchange rate data for all available or specified currencies. use when you need current forex rates before performing currency conversions.

Action Parameters

base
string
symbols
array

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get Supported Symbols

Description

Tool to retrieve all supported currency symbols and their full names. use when you need to display or validate available currencies before performing conversions.

Action Parameters

Action Response

data
objectRequired
error
string
successful
booleanRequired