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Clearbit Company Enrichment API logo
Reviewed · Updated 2026-06-19

Clearbit Company Enrichment API

Provides company enrichment API for business data insights.

Reviewed by the Conversion Gems editorial team ·
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Pricing
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Best for
Sales teams
Category
CRM & Sales
The bottom line

Best-in-class B2B enrichment dataset, but new buyers must commit to HubSpot — the standalone API is gone.

6.1
Our score
6.1 / 10
Conversion Gems editorial verdict
From $9/seat/mo via HubSpot (Breeze add-on)
Features8/10
8 - industry-leading firmographic depth, tech-stack detection, and revenue estimates; HubSpot-only delivery limits developer flexibility.
Value4/10
4 - premium dataset quality undermined by forced HubSpot bundling; total cost far exceeds the legacy $99/mo standalone tier.
Ease of use4/10
4 - standalone API fully deprecated for new customers; onboarding now demands full HubSpot platform setup.
Ecosystem8/10
8 - deep native integration with HubSpot CRM, workflows, and Sequences; near-zero value outside the HubSpot ecosystem.
Support7/10
7 - backed by HubSpot's enterprise support infrastructure with community forums and dedicated CSMs on Pro/Enterprise.

Community ratings

4.4/ 5 aggregate · across 1 source
G2
4.4630+ reviews

Third-party ratings shown verbatim; aggregate weighted by review volume.

What it really is

Clearbit (now Breeze Intelligence) — B2B firmographic enrichment API, rebranded as a HubSpot-embedded add-on.

Our take

Originally a standalone REST API delivering firmographic data, tech-stack detection, and revenue estimates, Clearbit was acquired by HubSpot in December 2023 and fully rebranded as Breeze Intelligence. The standalone Company Enrichment API is deprecated for all accounts created after 2023; new buyers must access the data through a HubSpot subscription. Two DB mislabels corrected: (1) 'who_its_for' describes an unrelated Amazon catalog-scraping tool — not Clearbit; (2) the $99/mo entry price refers to a legacy standalone tier that no longer exists for new customers.

Why we rate it

Clearbit built one of the most accurate B2B firmographic datasets available; HubSpot's acquisition deepens CRM-native integration for existing HubSpot customers, though it eliminates all standalone API flexibility.

The catch

Standalone API access is fully deprecated for new customers — you must adopt HubSpot to access this dataset, converting a lightweight API line-item into a full platform commitment.

Best for
HubSpot CRM users wanting automated firmographic enrichment on inbound leads
Account-based marketing teams using intent data and tech-stack filters
Revenue operations teams enriching large contact databases inside HubSpot
Not good for
Developers needing a portable, standalone B2B enrichment REST API
Teams not on (or unwilling to adopt) HubSpot CRM
Startups or SMBs seeking low-cost pay-as-you-go enrichment outside a full platform
Friction report
Time to value
Slow: requires a HubSpot subscription, workspace onboarding, and Credits configuration before enrichment pipelines run.
Scale breakpoint
Per-seat costs compound quickly at 10+ users; large enrichment volumes require purchased credit packs on top of subscription fees.
Walled garden
High: all data pipelines and workflows are locked inside HubSpot — no portable API, no standalone exports for new accounts.

A look inside

Clearbit Company Enrichment API product screenshot

Frequently Asked Questions

Alternatives

Step up

ZoomInfo or Apollo.io for enterprise-grade enrichment with flexible, standalone API access and no platform lock-in.

Lighter alternative

Hunter.io or Dropcontact for lightweight, affordable B2B company enrichment with direct API access.

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Tags

#DataEnrichment#Companies

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