Lead Generation Software

Builtwith

Learn how to use Builtwith with Composio

Overview

SLUG: BUILTWITH

Description

BuiltWith is a web technology profiler that provides insights into the technologies used by websites, including analytics, hosting, and content management systems.

Authentication Details

generic_api_key
stringRequired

Connecting to Builtwith

Create an auth config

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

1

Select App

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

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 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

1from composio import Composio
2from composio.types import auth_scheme
3
4# Replace these with your actual values
5builtwith_auth_config_id = "ac_YOUR_BUILTWITH_CONFIG_ID" # Auth config ID created above
6user_id = "0000-0000-0000"  # UUID from database/app
7
8composio = Composio()
9
10def 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 Builtwith for user {user_id}")
23    print(f"Connection status: {connection_request.status}")
24    
25    return connection_request.id
26
27
28connection_id = authenticate_toolkit(user_id, builtwith_auth_config_id)
29
30# You can verify the connection using:
31connected_account = composio.connected_accounts.get(connection_id)
32print(f"Connected account: {connected_account}")

Tools

Executing tools

To prototype you can execute some tools to see the responses and working on the Builtwith 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=["BUILTWITH"])
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: Create Domain List File

Description

Tool to create a txt or zip file from a list of domains. use when preparing a domain list for bulk or firehose lookups.

Action Parameters

domains
arrayRequired
file_name
string
format
stringDefaults to txt

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Datasets Lookup

Description

Tool to access mass internet technology usage information from 2000 to today. use when you need historical technology usage trends for a domain.

Action Parameters

LOOKUP
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Domain API Lookup

Description

Tool to retrieve current and historical technology information of a website. use after confirming the domain to lookup.

Action Parameters

hidedl
string
hidetext
string
liveonly
string
lookup
stringRequired
noattr
string
nolive
string
nometa
string
nopii
string
trust
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Financial API Lookup

Description

Tool to fetch financial data for a domain. use when you need company financials for us or uk registered websites.

Action Parameters

lookup
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Free API Lookup

Description

Tool to access last updated dates and counts for technology groups and categories for websites. use when you need a snapshot of technology usage timing for a domain.

Action Parameters

LOOKUP
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Lists API Get List With Meta

Description

Tool to retrieve a list of websites using a specified technology, including metadata. use when you need detailed company and site information for sites using a particular technology.

Action Parameters

all
string
country
string
offset
string
since
string
tech
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Lists API Get List

Description

Tool to retrieve a list of websites using a specific technology. use when you want to find sites leveraging a particular tech.

Action Parameters

all
string
country
string
meta
string
offset
string
since
string
tech
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: MCP API Lookup

Description

Tool to query live web technologies for a root domain. use after confirming a valid domain name.

Action Parameters

domain
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Product API Lookup

Description

Tool to find websites selling specific ecommerce products. use when you need to discover online retailers offering a given product name or query a domain's product listings (e.g., 'dom:jbhifi.com.au').

Action Parameters

LIMIT
integerDefaults to 50
PAGE
integer
QUERY
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Recommendations API Lookup

Description

Tool to generate a list of websites with similar technology profiles. use when you need technology recommendations for a given domain lookup.

Action Parameters

lookup
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Redirects API Lookup

Description

Tool to retrieve live and historical redirects for a website. use after confirming the exact root domain to gather inbound and outbound redirect timelines.

Action Parameters

LOOKUP
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Social API Lookup

Description

Tool to retrieve domains associated with social media profile urls. use when you need to map social profiles to root domains.

Action Parameters

lookup
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired