Clearbit API
B2B data enrichment platform API that provides company and person intelligence from email addresses or domain names, used for lead enrichment and qualification.
Best When
Your agent needs to enrich B2B leads with company firmographics, technographics, and contact data to qualify or route them.
Avoid When
You need consumer data, non-North American/European company data, or are on a tight budget.
Use Cases
- • Enriching lead records with company data in CRM automation agents
- • Qualifying leads by company size, industry, and technology stack
- • Identifying website visitors via IP-to-company matching
- • Building firmographic data for sales outreach targeting
- • Deduplicating and normalizing company data in pipelines
Not For
- • Consumer data enrichment (B2B focused only)
- • Real-time person background checks
- • Teams outside North America/Europe (data coverage varies)
Alternatives
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Scores are editorial opinions as of 2026-03-01.