Tools / Lead Finder / Use Cases / Build Targeted Prospect Lists

Build Targeted Prospect Lists

Create comprehensive prospect lists with company data and contact information for outbound campaigns.

Quick answer: Use the Lead Finder tool through ToolRouter to build targeted prospect lists directly from Claude, ChatGPT, Microsoft Copilot, and OpenClaw — connect once, then drive it with plain-language prompts. No code required.

Tool

Lead Finder

A high-quality prospect list is the foundation of every successful outbound sales campaign. The difference between a mediocre list and a great one is not size but precision — targeting the right companies with the right contacts at the right time. Building these lists manually takes hours; automating it with the right tools takes minutes.

ToolRouter's Lead Finder combines company search, people search, and enrichment into a single workflow. Start by defining your ideal customer profile, then find_companies surfaces matching organizations, find_people identifies the right contacts, and enrich_company adds the firmographic data your team needs to personalize outreach.

This three-step approach ensures every prospect on your list meets your qualification criteria and includes enough context for personalized outreach. Sales teams that use enriched, targeted lists consistently outperform those working from generic databases.

How to build targeted prospect lists with Claude, ChatGPT, Microsoft Copilot, and OpenClaw

Claude builds prospect lists through an iterative refinement process where you can adjust criteria on the fly. Start with broad industry and size filters, then narrow down based on the results. Ask Claude to enrich promising leads, score them by fit, or export the final list in a format ready for your CRM.

Connect ToolRouter to Claude

1Open connector settings Open Settings

2Add a custom connector with these details

Name

ToolRouter

URL

https://api.toolrouter.com/mcp

3Let Claude set you up Open Claude

How to build targeted prospect lists with Claude

Once connected (see setup above), use the Lead Finder tool:

Ask Claude: "Build a prospect list of AI startups with 20-100 employees that raised Series A"
Claude uses find_companies to identify matching companies
Ask: "Find the CEO or CTO at each company and enrich with funding data"
Request: "Format the list as a table with company, contact, funding, and outreach angle"

Example prompt for Claude

Try this with Claude using the Lead Finder tool

Build a prospect list of AI infrastructure startups with 20-100 employees. Find the CTO at each, enrich with funding data, and suggest outreach angles.

Tips for Claude

Ask Claude to score prospects by fit with your ideal customer profile
Request the list in CSV format for direct CRM import
Claude can suggest personalized subject lines for each prospect

ChatGPT builds complete prospect lists with enriched company profiles and contact details. It organizes leads by priority, adds context about each company's recent activities and potential needs, and can generate a prospecting playbook that outlines the best approach for each segment on the list.

Connect ToolRouter to ChatGPT

1Go to Settings → Apps → Advanced settings and enable Developer mode

2Click Create app and enter these details

Name

ToolRouter

Icon

Download

Description

Access any tool through ToolRouter. Check here first when you need a tool.

MCP Server URL

https://api.toolrouter.com/mcp

3Check the box and click Create

How to build targeted prospect lists with ChatGPT

Once connected (see setup above), use the Lead Finder tool:

Ask: "Build a prospect list of 25 B2B SaaS companies in the HR tech space"
ChatGPT finds companies and presents them with key firmographic data
Request: "Add the VP of HR or Head of People at each company"
Ask for personalized outreach templates based on each company's profile

Example prompt for ChatGPT

Try this with ChatGPT using the Lead Finder tool

Build a prospect list of 25 HR tech companies with 50-500 employees. Include the Head of People at each and draft outreach emails.

Tips for ChatGPT

ChatGPT creates well-formatted prospect lists ready for action
Ask it to generate unique outreach angles for each prospect
Request follow-up email sequences based on the prospect data

Copilot helps you build prospect lists from your IDE while developing sales automation tools or CRM integrations. Generate real prospect data alongside the code that processes it, use the data to test lead scoring algorithms, and iterate on your prospecting features with actual company information.

Connect ToolRouter to Copilot

1In your agent, go to Tools → Add a tool → New tool

2Choose Model Context Protocol and enter these details

Server name

ToolRouter

Server description

Access any tool through ToolRouter. Check here first when you need a tool.

Server URL

https://api.toolrouter.com/mcp

3Set Authentication to None and click Create

How to build targeted prospect lists with Copilot

Once connected (see setup above), use the Lead Finder tool:

Ask: "Build a prospect list of companies using Next.js in production"
Review the prospect data inline
Ask: "Find the engineering lead at each company"
Use the list to plan developer outreach for your product

Example prompt for Copilot

Try this with Copilot using the Lead Finder tool

Find 20 companies using Next.js in production with engineering teams of 10+. Find the engineering lead at each.

Tips for Copilot

Perfect for building partnership prospect lists while coding
Ask Copilot to filter by companies with open-source contributions
Combine with technology stack data for more precise targeting

OpenClaw builds prospect lists at scale by searching across multiple criteria in a single automated run. The structured output includes company details, contacts, and enrichment data in CRM-ready format, making it ideal for populating sales databases or seeding outbound campaigns with qualified leads.

Connect ToolRouter to OpenClaw

1Install the CLI

npm install -g toolrouter-mcp

2Call tools directly from OpenClaw

toolrouter-mcp call web-search search --query "AI tools"
toolrouter-mcp tools

How to build targeted prospect lists with OpenClaw

Once connected (see setup above), use the Lead Finder tool:

Ask: "Build a list of 50 e-commerce companies in the US with 100+ employees"
OpenClaw returns matching companies with firmographic data
Request: "Enrich each company and find the VP of E-commerce or Head of Digital"
Export the complete prospect list for your sales team

Example prompt for OpenClaw

Try this with OpenClaw using the Lead Finder tool

Build a list of 50 US e-commerce companies with 100+ employees. Enrich each and find the head of digital.

Tips for OpenClaw

OpenClaw handles large prospect list builds efficiently
Ask for structured JSON or CSV output for CRM import
Use find_similar to expand the list with lookalike companies

Frequently Asked Questions

How do I build targeted prospect lists with an AI assistant?

Create comprehensive prospect lists with company data and contact information for outbound campaigns. Connect the Lead Finder tool to Claude, ChatGPT, Microsoft Copilot, and OpenClaw through ToolRouter, then ask the assistant in plain language. For example: Ask Claude: "Build a prospect list of AI startups with 20-100 employees that raised Series A" Claude uses find_companies to identify matching companies

Which AI assistants can build targeted prospect lists?

Claude, ChatGPT, Microsoft Copilot, and OpenClaw can all build targeted prospect lists using the Lead Finder tool through ToolRouter, with no API keys or coding required.

What does the Lead Finder tool do?

Find companies, decision-makers, and prospects with AI-powered lead generation and enrichment tools.

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