Mails so

Learn how to use Mails so with Composio

Overview

SLUG: MAILS_SO

Description

Mails is an API service that provides powerful email validation capabilities to help maintain a clean and effective email list.

Authentication Details

generic_api_key
stringRequired

Connecting to Mails so

Create an auth config

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

1

Select App

Navigate to [Mails so](https://platform.composio.dev/marketplace/Mails so).

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 Mails so 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
4mails_so_auth_config_id = "ac_YOUR_MAILS_SO_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 Mails so 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, mails_so_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 [Mails so toolkit’s playground](https://app.composio.dev/app/Mails so)

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=["MAILS_SO"])
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: Retrieve Batch Results

Description

Tool to retrieve results of a bulk validation job. use after submitting a batch and you have its id.

Action Parameters

id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Validate Bulk Emails

Description

Tool to validate multiple email addresses in bulk. use when you need to confirm deliverability of a list of emails at once.

Action Parameters

emails
arrayRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Validate Single Email

Description

Tool to validate a single email address. use when you need to check deliverability and quality details before sending an email.

Action Parameters

email
Required

Action Response

data
object
error
string
successful
booleanRequired