Lead Finder — Find & enrich companies and people

Tools / Lead Finder

Find Companies

Find companies matching natural language criteria. Returns structured data including founding year, employee count, funding, revenue, headquarters, and web traffic.

Returns: Company results with name, URL, founding year, employee count, funding, revenue, city, country, and web traffic

Parameters

query *stringNatural language description of companies to find (e.g. "fintech startups in Europe with Series A funding")

numResultsnumberNumber of results to return (1-100)

includeDomainsarrayOnly include results from these domains (e.g. ["techcrunch.com", "bloomberg.com"])

excludeDomainsarrayExclude results from these domains (e.g. ["reddit.com", "wikipedia.org"])

Example

Find companies by industry and stage

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{
  "tool": "lead-finder",
  "skill": "find_companies",
  "input": {
    "query": "AI infrastructure startups with Series B funding"
  }
}' \
  https://api.toolrouter.com/v1/tools/call

Find People

Find people by role, company, expertise, or location. Searches across 1B+ indexed profiles to find relevant professionals matching your criteria.

Returns: People results with name, URL, profile text, highlights, and source information

Parameters

query *stringNatural language description of people to find (e.g. "VP of Marketing at SaaS companies in New York")

numResultsnumberNumber of results to return (1-100)

includeDomainsarrayOnly include results from these domains (e.g. ["techcrunch.com", "bloomberg.com"])

excludeDomainsarrayExclude results from these domains (e.g. ["reddit.com", "wikipedia.org"])

Example

Find people by role and industry

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{
  "tool": "lead-finder",
  "skill": "find_people",
  "input": {
    "query": "CTOs at fintech startups in London"
  }
}' \
  https://api.toolrouter.com/v1/tools/call

Find Similar

Find companies or websites similar to a given URL. Useful for competitive analysis, discovering lookalike companies, or expanding a list of leads from a known example.

Returns: Similar pages with title, URL, text content, highlights, and structured data if category is company

Parameters

url *stringURL of the company or page to find similar matches for

numResultsnumberNumber of results to return (1-100)

includeDomainsarrayOnly include results from these domains (e.g. ["techcrunch.com", "bloomberg.com"])

excludeDomainsarrayExclude results from these domains (e.g. ["reddit.com", "wikipedia.org"])

excludeSourceDomainbooleanWhether to exclude results from the same domain as the source URL

categorystringFilter results to only companies or people

Example

Find competitors to a company

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{
  "tool": "lead-finder",
  "skill": "find_similar",
  "input": {
    "url": "https://stripe.com",
    "numResults": 10
  }
}' \
  https://api.toolrouter.com/v1/tools/call

Enrich Company

Enrich a company domain with structured data — name, description, industry, employee count, headquarters, founding year, key products, recent news, and social profiles.

Returns: Structured company profile with name, description, industry, employee count, headquarters, founding year, key products, and more

Parameters

domain *stringCompany domain to enrich (e.g. "stripe.com", "notion.so")

fieldsarraySpecific fields to extract (e.g. ["companyName", "industry", "employeeCount"]). Omit for all default fields.

Example

Enrich a company domain

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{
  "tool": "lead-finder",
  "skill": "enrich_company",
  "input": {
    "domain": "stripe.com"
  }
}' \
  https://api.toolrouter.com/v1/tools/call

Answer with Sources

Get a direct answer to a research question with source citations. Searches the web, synthesizes an answer, and returns it with linked sources for verification.

Returns: Answer string with an array of citations containing URL, title, and optionally full source text

Parameters

query *stringQuestion to answer (e.g. "How much funding has Stripe raised?")

textbooleanWhether to include full source text in each citation (increases response size)

Example

Research a company question

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{
  "tool": "lead-finder",
  "skill": "answer",
  "input": {
    "query": "What is the total funding raised by Figma?"
  }
}' \
  https://api.toolrouter.com/v1/tools/call

Quick Start

MCP (Claude Code)

claude mcp add --transport stdio \
  --env TOOLROUTER_API_KEY=YOUR_API_KEY \
  toolrouter -- npx -y toolrouter-mcp

REST API

curl -H "Authorization: Bearer $TOOLROUTER_API_KEY" \
  -d '{"tool":"lead-finder","skill":"find_companies","input":{}}' \
  https://api.toolrouter.com/v1/tools/call

Use Cases

Open Find Leads by Industry

Find Leads by Industry

Discover potential customers in specific industries using targeted company search and filtering.

Lead Finder4 agent guides

Open Discover Decision-Makers

Discover Decision-Makers

Find key decision-makers and their contact information at target companies.

Lead Finder4 agent guides

Open Search Papers by Topic

Search Papers by Topic

Find relevant academic papers on any research topic across millions of scholarly publications.

Academic Research4 agent guides

Open Geocode Addresses to Coordinates

Geocode Addresses to Coordinates

Convert street addresses into precise latitude and longitude coordinates for mapping and spatial analysis.

Address Geocoding4 agent guides

View all use cases for Lead Finder→

Workflows

Open Link Building Research

Link Building Research

Research link building opportunities by analyzing backlink profiles, finding prospects, identifying contacts, and researching their social presence.

SEO Analysis

Web Search

Lead Finder

Social Profiles

4 steps4 tools

Open Influencer Discovery

Influencer Discovery

Discover and vet potential influencer partners by profiling their audience, searching niche creators, evaluating engagement quality, and finding contacts.

Social Profiles