Clearbit

Data Enrichment

B2B data enrichment for audience understanding and personalization

Overview

Clearbit transforms anonymous website visitors into actionable business intelligence, making it particularly valuable for understanding who finds your content through organic search. Founded in 2014, the San Francisco-based company has built one of the most comprehensive B2B data platforms, processing over 1 billion API calls monthly for companies ranging from startups to Fortune 500 enterprises.

While not technically an SEO tool, Clearbit solves a critical problem for content marketers and SEO practitioners: understanding who your organic search traffic actually represents. Most SEO tools tell you about keywords and rankings, but Clearbit reveals the companies, job titles, and business characteristics of people finding your content through search. This intelligence enables more targeted content strategies and better measurement of SEO's business impact.

The platform's strength lies in its real-time enrichment capabilities and extensive database of over 100 million B2B profiles. Unlike audience research tools that rely on surveys or sample data, Clearbit provides actual firmographic and demographic data about your website visitors, making it easier to optimize content for high-value prospects rather than vanity metrics.

Score breakdown

Composite Score

34.0

#2 of 2 in Data Enrichment#109 of 508 overall

Feature Depth5.0

Ease of Use65.0

Data Quality10.0

Value for Money75.0

Integration40.0

Market Traction20.0

Our review

Clearbit (now part of HubSpot) is a B2B data enrichment platform that provides company and contact data for marketing and sales. Relevant to SEO for understanding target audience firmographics and personalizing content strategy.

Pros

✓Rich company and contact data enrichment from domain or email
✓Free tier available for basic lookups
✓Chrome extension for quick prospecting
✓Now integrated with HubSpot CRM

Cons

—Not an SEO tool — focused on B2B data enrichment
—Acquired by HubSpot — future standalone availability unclear
—Data accuracy varies for smaller companies

Best for

B2B marketing teams understanding their audience for content strategySales teams enriching lead data from organic trafficGrowth marketers personalizing outreach and content

Key features

Company Enrichment API

Automatically enriches visitor and lead data with firmographic information including industry, size, revenue, and technology stack. Essential for understanding your organic search audience composition.

Person Enrichment API

Adds professional details like job title, department, and social profiles to anonymous website visitors. Helps identify decision-maker traffic from SEO channels.

Email Finder and Verification

Discovers and validates email addresses for prospects identified through organic search. Reduces bounce rates when following up on SEO-generated leads.

Technographic Data

Reveals what technology tools and platforms your audience uses, enabling content personalization and competitive intelligence for SEO strategies.

Real-time Website Tracking

Identifies companies visiting your site through organic search in real-time. Provides context for optimizing landing pages and conversion paths.

Data Integration Platform

Connects with CRM, marketing automation, and analytics tools to enrich SEO performance data with business context and lead quality metrics.

Pricing

Plan	Price	Includes
Free	Free	50 monthly enrichments, basic company data, email verification
Risk	$99/month	1,000 monthly enrichments, email risk scoring, basic integrations
Growth	$499/month	5,000 monthly enrichments, person and company APIs, advanced filters
Scale	Custom	Unlimited enrichments, custom data fields, enterprise integrations, dedicated support

Price verified 2025-02-01 · USDView vendor pricing

FAQ

How does Clearbit help with SEO audience research?

Clearbit enriches your website visitor data to show which companies and job roles are finding you through organic search. This helps optimize content for your actual audience rather than guessing at personas.

Can Clearbit identify organic search visitors in real-time?

Yes, Clearbit's Reveal product identifies companies visiting your site in real-time, including those from organic search. You can see firmographic data and trigger personalized experiences based on visitor characteristics.

Does Clearbit work with Google Analytics for SEO analysis?

Clearbit doesn't directly integrate with Google Analytics, but you can combine enriched lead data with GA4 audience insights to better understand the business value of your organic search traffic.

What's included in the free tier for SEO teams?

The free tier provides 50 monthly enrichments and basic company data lookups. This is sufficient for small teams to test audience enrichment on their highest-value organic search leads.

How accurate is Clearbit's data for B2B audience analysis?

Clearbit maintains over 100 million B2B profiles with 85%+ accuracy on key data points. However, data quality varies by company size and geography, with better coverage for US-based mid-market and enterprise companies.

Capabilities

AI Visibility Metrics

—Share of Voice

—Sentiment Analysis

—Citation Tracking

—Source Attribution

—Competitor Tracking

—Position Ranking

—Trend Tracking

—Alert System

✓Geo/Location Filter

✓Language Filter

—Persona Filter

—Content Recommendations

—Crawler Analytics

—Traffic Attribution

Content & Optimization

—Content Editor

—Content Generation

—Content Briefs

—Content Audit

—Schema Generator

—LLMs.txt Generator

—GEO Scoring

—Site Audit

Entity SEO

—Knowledge Graph Builder

—Entity Extraction

—Entity Linking

—Schema Automation

—Internal Linking

Traditional SEO

—Keyword Rank Tracking

—Local Rank Tracking

—Mobile Rank Tracking

—SERP Features Tracking

—Pixel Position Tracking

—CTR Estimation

—Keyword Cannibalization

—Search Intent Classification

—Keyword Difficulty

—Keyword Research

—SEO Forecasting

—Market Share Analysis

—Historical Ranking Import

—SERP HTML Archive

Technical & Integrations

✓API

✓CSV Export

✓Chrome Extension

—WordPress Plugin

—Open Source

Deployment: cloud

Integrations

HubSpotChatGPT

Social Proof

Notable Customers

DeelCopperGoLinksMagic

How does Clearbit compare?

vs clayCompare →

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aiseo.is Score

34.0

#2 of 2 in Data Enrichment

Garrett SmithExpert reviewer

20+ yrs in SEO3+ yrs AI for SEO20K+ campaigns

Review Sentiment

Capterra★★★★½4.5 G2★★★★½4.4

Overall★★★★½4.4

659 reviews across 2 sources

People love

+Enriches records with 100+ data points on companies, technology stacks, and employees instantly
+Excellent CRM integrations especially with HubSpot, making lead generation and sales strategy enhancement seamless
+Reveal feature detects companies visiting your site, combining with analytics for powerful sales intelligence

Common complaints

–Contact data accuracy issues with outdated and duplicative information leading to bounced emails
–Pricing based on database size rather than usage with credits that run out quickly during active prospecting
–Recent UX changes after HubSpot acquisition have made visitor reports harder to read and the credit system unintuitive

🟠Reddit sentiment

mixed

12 threads in hubspot, marketing, marketingcloud

Good for firmographic/company data enrichmentLimited contact-level and phone number dataSmooth CRM integration (especially HubSpot)Expensive for value provided

“No, paying for Clearbit doesn't make sense in my opinion. It doesn't have enough contact data or person level data.”
r/hubspot

“We went with Clearbit for overall quality and completeness of data, although I think their direct phone numbers were only accurate about 30% to 40% of the time.”
r/salesforce

🔵𝕏 sentiment

mixed

12 posts

Strong data enrichment capabilitiesIntegration with CRM/GTM workflows (HubSpot, n8n, Salesforce)Execution and utilization gapsPart of bloated martech stacks

“Hubspot has a massive massive opportunity to build an AI SDR or something. They've got clearbit data. Breeze is a joke right now”
@kamilrextin

“The data advantage is real but the execution gap is massive. Having Clearbit data means nothing if the AI can't personalize outreach at the right moment. The companies winning at AI SDR aren't the ones with the most data — they're the ones connecting data to action fastest.”
@Deepak_AvairAI

Last updated Feb 2026

Quick Facts

CategoryData Enrichment

Starting priceCustom

Free tierYes

EnterpriseAvailable

Founded2014

HQSan Francisco, CA

Parent co.HubSpot

Websiteclearbit.com

LinkedInProfile ↗

Twitter@clearbit

Target Market

Industries

B2B