Core Signal
Real-time public web data for talent and company intelligence
What is Core Signal?
Core Signal operates a 4.5 billion-record firmographic and people database covering 75 million-plus companies with daily updates. Recruiters and RevOps teams pull employee, jobs, and company data via API for lead enrichment, talent mapping, and competitive intelligence workflows. The data spans LinkedIn, Indeed, and structured web sources, aggregated and deduplicated server-side so downstream systems receive clean records. GDPR compliance and enterprise-grade uptime agreements support regulated industry deployments. Teams use it to power AI recruiting agents that need real-time talent intelligence for sourcing decisions rather than static exports.
What are Core Signal's key features?
Company API with 75M+ records and 500+ data fields
Employee API providing access to millions of global talent profiles
Jobs API with hundreds of millions of job records
176ms average API response time for real-time data delivery
Agentic Search API for quick B2B data access for AI agents
How do staffing agencies use Core Signal?
- Enrich candidate profiles and company records with real-time employment history and firmographic data
- Source talent by analyzing headcount changes, job postings, and employee movements at target companies
- Support AI training and ML models with fresh, ethically sourced recruitment data
Who is Core Signal best for?
- Best for technical recruiters needing API-driven talent data
- Best for in-house TA teams enriching candidate databases
- Best for agencies building AI-powered talent sourcing tools
What are Core Signal's pros and cons?
Pros
- Offers 75M+ company records with 500+ data fields, providing comprehensive enrichment capabilities for staffing workflows
- Delivers 176ms API response times enabling real-time data access for high-volume recruiting operations
- Serves 700+ customers globally with 9+ years of historical data for talent trend analysis
Cons
- Pricing information not transparent on homepage, requiring contact for quote and potentially limiting budget planning
- Requires API integration capability, limiting accessibility for recruiting teams without technical resources
How does Core Signal compare to alternatives?
| Feature | Core Signal | LinkedIn Recruiter |
|---|---|---|
| Category | Talent Data APIs | Sourcing |
| Pricing | Enterprise | Enterprise |
| AI-first | ||
| API | ||
| MCP | ||
| GDPR | ||
| Best for | Best for technical recruiters needing API-driven talent data | Staffing agencies hiring at scale |
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Implementation support
Need help implementing Core Signal for your business?
We've set up Core Signal inside recruiting teams across 110+ engagements. Book a call to map it against your stack, data, and workflows.
Frequently asked questions about Core Signal
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