Bouncer | Composio Docs

Overview

SLUG: BOUNCER

Description

Bouncer is an email verification and validation service that helps ensure email deliverability by verifying email addresses through real-time and batch processing APIs.

Authentication Details

API Key

generic_api_key

stringRequired

Connecting to Bouncer

Create an auth config

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

Select App

Navigate to the Bouncer toolkit page and click “Setup Integration”.

Configure Auth Config Settings

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

Create and Get auth config ID

Click “Create Integration”. 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

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

Tools

Executing tools

To prototype you can execute some tools to see the responses and working on the Bouncer toolkit’s playground

OpenAI (Python)

Anthropic (TypeScript)

Google (Python)

Vercel (TypeScript)

Python

1 from composio import Composio
2 from openai import OpenAI
3 import json
4 
5 openai = OpenAI()
6 composio = Composio()
7 
8 # User ID must be a valid UUID format
9 user_id = "0000-0000-0000"  # Replace with actual user UUID from your database
10 
11 tools = composio.tools.get(user_id=user_id, toolkits=["BOUNCER"])
12 
13 print("[!] Tools:")
14 print(json.dumps(tools))
15 
16 def 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 
33 invoke_llm()

Tool List

BOUNCER_CREATE_BATCH_REQUEST

Tool Name: Create Batch Request

Description

Tool to initiate a batch email verification request. use when you have multiple emails to verify in one api call. returns a batch id and initial status.

Action Parameters

callback

string

items

arrayRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_CREATE_TOXICITY_LIST_JOB

Tool Name: Create Toxicity List Job

Description

Tool to create a toxicity analysis job for a list of email addresses. use when you need to batch-process toxicity checks for multiple emails at once.

Action Parameters

emails

arrayRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_FINISH_BATCH

Tool Name: Finish Batch

Description

Tool to mark a batch verification process as finished. use after batch processing completes to stop further verifications and reclaim unused credits.

Action Parameters

batch_id

stringRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_VERIFY_DOMAIN

Tool Name: Verify Domain

Description

Tool to verify the validity and configuration of a domain. use when you need to confirm the domain's mx records and catch-all behavior.

Action Parameters

domain

stringRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_VERIFY_EMAIL

Tool Name: Verify Email

Description

Tool to verify a single email address in real-time. use when validating email entry form inputs instantly.

Action Parameters

Required

timeout

integerDefaults to 10

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_CHECK_TOXICITY_LIST_JOB_STATUS

Tool Name: Check Toxicity List Job Status

Description

Tool to check the status of a specific toxicity list job. use after creating a toxicity list job to poll its status until completion.

Action Parameters

stringRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_DELETE_BATCH_REQUEST

Tool Name: Delete batch request

Description

Tool to delete a batch verification request. use when you need to remove all associated emails and results for a specific batch after confirming that the batch data is no longer required.

Action Parameters

batch_id

stringRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_DELETE_TOXICITY_LIST_JOB

Tool Name: Delete Toxicity List Job

Description

Tool to delete a specific toxicity list job. use when you need to remove a completed or unwanted toxicity analysis job after confirming its id.

Action Parameters

stringRequired

Action Response

data

objectRequired

error

string

successful

booleanRequired

BOUNCER_GET_BATCH_RESULTS

Tool Name: Get Batch Results

Description

Tool to retrieve the results of a batch verification process. use after submitting a batch to fetch all processed email verification outcomes.

Action Parameters

batch_id

stringRequired

download

string

Action Response

data

objectRequired

error

string

successful

booleanRequired