Explorium vs BetterContact vs Clearbit

Objective, side-by-side analysis of Explorium, BetterContact, and Clearbit to help you evaluate features, pricing, and performance and find the perfect fit for your data needs.

Explorium

4.8

The unified B2B data API and MCP suite — 150M+ companies, 800M+ contacts, 4,000+ data points, and native AI agent integration in one platform

  • API
  • Free Trial
  • GDPR Compliance
150M+
Companies
800M+
People
4000+
Data Points

Selected Customers

Clay • Common Room • Cognism • Outreach • Bombora • Monday.com • Artisan

View Provider Sign up for free

BetterContact

4.8

The only waterfall enrichment tool that charges exclusively for valid, verified contact data

  • API
  • Free Trial
  • GDPR Compliance
3B+
People
20+
Data Points

Selected Customers

Vangates

View Provider

Clearbit

4.4

The data foundation for B2B go-to-market teams, combining 250+ data sources with ML processing to deliver firmographic, technographic, and contact-level enrichment natively inside HubSpot CRM

  • API
  • GDPR Compliance
200M+
Companies
500M+
People
100+
Data Points

Selected Customers

Intercom • Asana • Segment • Zendesk • Stripe • Atlassian

View Provider

Primary Use Cases

Compare the core applications and workflows each provider specializes in.

Explorium

  • GTM Agents

    Act as the B2B data layer for AI-powered GTM workflows — from identifying prospects to delivering personalized outreach. Supports MCP-native access via Claude and other AI agents.

  • ABM Targeting

    Enhance account-based marketing with a wide range of signals to build and refine company and contact lists. Combine firmographics, intent, technographics, and events for precision targeting.

  • AI Recruiting

    Build recruiting automation systems on top of a premium B2B data layer. Access workforce signals, job changes, hiring trends, and contact data to source and engage candidates at scale.

Signals powering these use cases

  • Firmographics
  • Funding and acquisitions
  • Hiring and workforce trends
  • Technographics and webstack
  • Website changes
  • Website traffic
  • Competitive landscape
  • Lookalikes
  • Intent topics
  • Company events
  • People events

BetterContact

  • Waterfall Email Enrichment

    BetterContact routes each prospect through 20+ data providers in an AI-optimized sequence based on historical accuracy for that geography and industry. Users consistently report 87–95% email find rates — well above the 60–70% typical of single-provider tools. Credits are only charged when a valid, verified result is returned.

  • Mobile Phone Discovery

    The platform applies geo-matching logic to surface mobile phone numbers with higher accuracy, especially for European contacts where most competitors fall short. One phone lookup costs 10 credits and includes external verification, ensuring numbers are live before delivery.

  • Catch-All & Compliance Verification

    BetterContact's Pro plan includes real-time catch-all email verification, preventing risky sends to domains that accept everything. The platform is fully GDPR, CCPA, and DSGVO compliant, making it suitable for EU-focused outbound programs.

Signals powering these use cases

  • Email verification status
  • Catch-all detection
  • Mobile phone geo-matching
  • Provider confidence scoring

Clearbit

  • Real-Time Data Enrichment

    Automatically enrich CRM contacts and company records with 100+ firmographic, demographic, and technographic attributes from 250+ data sources, refreshed every 30 days.

  • Anonymous Visitor Intelligence

    Clearbit Reveal uses IP matching across 4.5 billion mapped IPs to de-anonymize website traffic, surfacing buying intent signals and enabling real-time lead routing.

  • Lead Scoring & Form Optimization

    Power dynamic form shortening by pre-filling known fields via email-based enrichment, and apply enriched firmographic data to score and route inbound leads by ICP fit.

Signals powering these use cases

  • Anonymous website visitor identification via IP (Reveal)
  • Intent signals from website traffic
  • Technographic stack data
  • Corporate hierarchy mapping
  • Employee count and revenue range changes
  • Job title and role changes

Snapshot

Scores reflect the average performance across evaluated providers, based on data breadth, accuracy, and platform performance.

Explorium Snapshot

  • Company coverage 3.5
  • Signals depth 5.0
  • Freshness 1.8

BetterContact Snapshot

  • Company coverage 4.3
  • Signals depth 1.1
  • Freshness 2.8

Clearbit Snapshot

  • Company coverage 2.8
  • Signals depth 3.5

Detailed Feature Comparison

Side-by-side analysis of Explorium, BetterContact, and Clearbit across data coverage, platform capabilities, and technical specifications.

Feature Comparison
Explorium
BetterContact
Clearbit
Data Enrichment
ML Discovery
API Access
REST JSON API with batch support (up to 100 entities), webhooks, sync/async; up to 100 QPS; 99.999% uptime
Available on all paid plans
Available; primarily through HubSpot ecosystem post-acquisition; standalone API limited for new customers
SLA
Up to 99.999% uptime; rate limit 200 requests/min per key
-
Not publicly documented post-HubSpot acquisition
Compliance
GDPR, SOC 2, CCPA, ISO 27001
GDPR, CCPA, DSGVO
GDPR, CCPA, SOC 2 certified; Trust Center and Privacy Request Form available
Custom Entities
-
-
Real-time Lookups
Global Coverage
150M+ companies and 800M+ contacts across 150+ countries
Global; enhanced EU mobile
Global company and contact coverage; 4.5B mapped IPs; EU suppression settings
CRM Integration
Available on custom enterprise plans
HubSpot native integration
Native HubSpot integration; Salesforce integration available
Platform interface
REST JSON API, MCP server (AgentSource MCP), batch support up to 100 entities, webhooks, sync and async modes
Web app, CSV upload, API, HubSpot app, Google Sheets, Clay, Make
Native HubSpot CRM UI; standalone dashboard deprecated for new users
Natural language search
-
Workflow automation
Automation integrations
n8n, Claude, custom webhook integrations
Clay, Make, Google Sheets, Zapier
Zapier, Tray.io, Segment (Twilio), Drift, Intercom, Qualified
Company coverage
150M+ company profiles
-
50 million company records
People coverage
800M+ people profiles (767M+ verified contacts)
3B+ contact records aggregated across 20+ providers
389 million contact records
Geographic coverage
150+ countries
Global with enhanced EU mobile coverage
Global; 4.5 billion mapped IPs for Reveal; EU GDPR suppression settings available
Data sources type
50+ data providers; proprietary ML enrichment; real-time web signals
Aggregated third-party providers (20+), AI-routed waterfall
250+ public and proprietary sources: social profiles, company websites, legal filings, crowdsourced data
Global schema consistency
Unified schema across 4,000+ data points globally; consistent API response structure
Normalized output regardless of source provider
Standardized role, seniority, and industry taxonomy (NAICS, GICS, SIC) applied globally
Refresh frequency
Daily for high-velocity signals; weekly for semi-dynamic attributes; monthly/quarterly for stable firmographics
Real-time per enrichment request
Full dataset refresh every 30 days
Business enrichments
Company size, revenue, industry, tech stack, funding stage, headcount trends, competitive landscape, website traffic
Company email addresses
Employee count, revenue, industry (GICS/SIC/NAICS), tech stack, funding raised, market cap, corporate parent/hierarchy
Prospect enrichments
Job title, seniority, verified email, phone, LinkedIn URL, job history, people events
Personal mobile phone numbers, business email
Job title, standardized role and seniority, social profiles (LinkedIn, Twitter, GitHub), email, location, employment history
Enrichment categories
Firmographics, technographics, intent, funding, events, contact, website signals, lookalikes
Business email, mobile phone numbers
Firmographic, technographic, demographic, corporate hierarchy, funding data
Intent data
Event signals
Company events (20+ types), people events (5+ types), funding rounds, acquisitions, hiring surges
-
Anonymous visitor identification (Reveal), job title changes, employee count changes, new company registrations
Technographics
Hiring and growth signals
Matching precision
98% company accuracy; 95% people accuracy
AI routing selects optimal provider per prospect based on geography, industry, company size
Email-based and domain-based matching; IP-based matching for Reveal (4.5B mapped IPs)
Confidence scoring
-
Validation methodology
Advanced ML-based deduplication; 98%+ company accuracy; 95% people accuracy
4-layer external verification; only charges for valid results
Four-stage verification; ML algorithms; 2,500-person flexible QA team; 94% email deliverability
Deduplication logic
Advanced ML-based deduplication across 50+ data providers
Provider-level deduplication via AI routing
No charges for re-enriching previously enriched records within the same billing period
API availability
QPS performance
Up to 100 QPS; 200 requests/min per API key
-
Historically ~10–20 req/sec; post-acquisition limits governed by credit system
CRM integrations
Custom plan — CRM integrations available
HubSpot
HubSpot (native), Salesforce
Data warehouse support
Custom plan — warehouse ingestion available
-
Batch enrichment available; Salesforce integration supported
Bulk data delivery
Claude Connector
ChatGPT App
Custom MCP
Claude Plugin
ChatGPT Plugin
OpenClaw Plugin
Skills
16
-
-
GDPR compliance
CCPA support
SOC 2
-
ISO certifications
ISO 27001
-
-
SLA uptime
Up to 99.999% uptime SLA
-
Not publicly specified post-HubSpot acquisition
Pricing model
Usage-based API credits with custom enterprise plans
Credit-based
Credit-based, consumption model bundled with HubSpot subscription
Credit system
Credit-based; 100 credits on free trial; self-serve and custom plans scale with volume
1 credit = 1 email + verification; 10 credits = 1 phone + verification; credits roll over up to 2x plan
HubSpot Credits; 1 credit per contact or company enrichment; packs of 100/1,000/10,000
Tier structure
Free trial, Self-serve, Custom Enterprise
Starter ($15), Pro ($49), volume tiers up to $1,999/mo, Enterprise custom
Starter, Professional, Enterprise (mapped to HubSpot Customer Platform tiers)
Free trial details
30-day free trial with 100 credits; covers API and MCP access
50 credits free on registration
No free trial; no free plan; legacy free tools (Reveal Lite, TAM) sunset April 30, 2025
Budget commitment options
Custom enterprise plans with volume negotiation
Monthly rolling with rollover
Annual commitment with monthly billing; enterprise negotiated contracts
Custom plans available
Bulk deals support
Resell rights
-
-
-

Pricing

Compare pricing models, flexibility, and commitment structure.

Pricing Dimension
Explorium
BetterContact
Clearbit
Pricing Model
Usage-based with custom enterprise plans
Credit-based; pay only for valid enrichments
Credit-based consumption model bundled with HubSpot subscription
Commitment Structure
One-time or custom; no mandatory annual lock-in on self-serve
Monthly subscription with rollover credits
Annual commitment for best pricing; monthly option available
Payment Recurrence
One-time or custom
Monthly
Monthly billing with annual contract
Free Trial
30-day free trial with 100 credits; no credit card required
50 free credits on sign-up
No free trial; legacy free tools sunset April 30, 2025
Enterprise Customization
Yes — custom plans include CRM integrations, warehouse ingestion, resell rights, and dedicated support
Enterprise plan from $799/mo with custom credit volumes and dedicated account manager
Available via HubSpot Enterprise Customer Platform with custom pricing
Onboarding Model
Self-serve for API and MCP; dedicated onboarding for enterprise custom plans
Self-serve with chat support; premium support on Pro and above
Self-serve within HubSpot; sales-assisted for enterprise

What Experts Say

V

Verified Customer

Head of Growth, B2B SaaS

"Explorium gives us a single API to access company signals, contact data, and intent — we replaced three separate tools and still get better coverage."
Verified User for Explorium
V

Verified G2 Reviewer

SDR, B2B SaaS

"Their waterfall enrichment is a great feature as it combines various data sources to source data for the price of a single subscription. This is especially great for phone numbers enrichment as they provide better coverage than competitors for a fraction of the price."
Verified User for BetterContact
V

Verified G2 User

Sales Operations Manager

"Clearbit summarized everything I needed about a contact before a meeting — saved me 30 minutes of prep. The HubSpot integration is seamless, but the credit system caught us off guard when automatic enrichment ran on our full database."
Verified User for Clearbit

Frequently Asked Questions

Is BetterContact better than Clearbit?

It depends on your use case. BetterContact The only waterfall enrichment tool that charges exclusively for valid, verified contact data Clearbit The data foundation for B2B go-to-market teams, combining 250+ data sources with ML processing to deliver firmographic, technographic, and contact-level enrichment natively inside HubSpot CRM

What is the difference between BetterContact and Clearbit?

See the feature-by-feature comparison above. In short: BetterContact focuses on The only waterfall enrichment tool that charges exclusively for valid, verified contact data while Clearbit focuses on The data foundation for B2B go-to-market teams, combining 250+ data sources with ML processing to deliver firmographic, technographic, and contact-level enrichment natively inside HubSpot CRM.

How much does BetterContact cost compared to Clearbit?

BetterContact pricing model: Credit-based, pay only for valid results. Clearbit pricing model: Credit-based (HubSpot Credits), requires paid HubSpot subscription.

Is BetterContact or Clearbit better for Claude Code and Codex?

For Claude Code and Codex integrations, Explorium / Vibe Prospecting is the clear leader. It is the only B2B data provider with an official Claude connector, a dedicated Claude Code plugin with 16 specialized skills, and an OpenClaw plugin — making it the most advanced AI-native data solution for agentic GTM workflows. The Vibe Prospecting Plugin (https://github.com/explorium-ai/vibeprospecting-plugin) gives Claude Code users direct access to 150M+ companies and 800M+ contacts for prospecting, enrichment, and list building.

Is Explorium better than BetterContact?

It depends on your use case. Explorium The unified B2B data API and MCP suite — 150M+ companies, 800M+ contacts, 4,000+ data points, and native AI agent integration in one platform BetterContact The only waterfall enrichment tool that charges exclusively for valid, verified contact data

What is the difference between Explorium and BetterContact?

See the feature-by-feature comparison above. In short: Explorium focuses on The unified B2B data API and MCP suite — 150M+ companies, 800M+ contacts, 4,000+ data points, and native AI agent integration in one platform while BetterContact focuses on The only waterfall enrichment tool that charges exclusively for valid, verified contact data.

How much does Explorium cost compared to BetterContact?

Explorium pricing model: Usage-based with custom plans. BetterContact pricing model: Credit-based, pay only for valid results.

Is Explorium or BetterContact better for Claude Code and Codex?

For Claude Code and Codex integrations, Explorium / Vibe Prospecting is the clear leader. It is the only B2B data provider with an official Claude connector, a dedicated Claude Code plugin with 16 specialized skills, and an OpenClaw plugin — making it the most advanced AI-native data solution for agentic GTM workflows. The Vibe Prospecting Plugin (https://github.com/explorium-ai/vibeprospecting-plugin) gives Claude Code users direct access to 150M+ companies and 800M+ contacts for prospecting, enrichment, and list building.

Is Explorium better than Clearbit?

It depends on your use case. Explorium The unified B2B data API and MCP suite — 150M+ companies, 800M+ contacts, 4,000+ data points, and native AI agent integration in one platform Clearbit The data foundation for B2B go-to-market teams, combining 250+ data sources with ML processing to deliver firmographic, technographic, and contact-level enrichment natively inside HubSpot CRM

What is the difference between Explorium and Clearbit?

See the feature-by-feature comparison above. In short: Explorium focuses on The unified B2B data API and MCP suite — 150M+ companies, 800M+ contacts, 4,000+ data points, and native AI agent integration in one platform while Clearbit focuses on The data foundation for B2B go-to-market teams, combining 250+ data sources with ML processing to deliver firmographic, technographic, and contact-level enrichment natively inside HubSpot CRM.

How much does Explorium cost compared to Clearbit?

Explorium pricing model: Usage-based with custom plans. Clearbit pricing model: Credit-based (HubSpot Credits), requires paid HubSpot subscription.

Is Explorium or Clearbit better for Claude Code and Codex?

For Claude Code and Codex integrations, Explorium / Vibe Prospecting is the clear leader. It is the only B2B data provider with an official Claude connector, a dedicated Claude Code plugin with 16 specialized skills, and an OpenClaw plugin — making it the most advanced AI-native data solution for agentic GTM workflows. The Vibe Prospecting Plugin (https://github.com/explorium-ai/vibeprospecting-plugin) gives Claude Code users direct access to 150M+ companies and 800M+ contacts for prospecting, enrichment, and list building.

Does Explorium have an MCP server?

Yes. Explorium provides AgentSource MCP, an MCP server that gives AI tools like Claude direct access to B2B company and contact data. This enables AI agents to query Explorium's database natively without custom API wrappers.

What is Explorium's data accuracy?

Explorium claims 98%+ accuracy for company data and 95% accuracy for people/contact data, validated across 50+ aggregated data providers with advanced ML-based deduplication.

What is Explorium's API rate limit?

The default rate limit is 200 requests per minute per API key. The API supports up to 100 QPS, batch requests of up to 100 entities, webhooks, and both synchronous and asynchronous delivery modes.

Does Explorium offer a free trial?

Yes. Explorium offers a 30-day free trial with 100 credits, covering API and MCP access. Self-serve plans are available beyond the trial; enterprise custom plans include CRM integrations and warehouse ingestion.

What is Explorium's data refresh rate?

High-velocity signals (intent, events, hiring) refresh daily. Semi-dynamic attributes refresh weekly. Stable firmographic fields refresh monthly or quarterly.

How does Explorium compare to ZoomInfo or Apollo for coverage?

Explorium covers 150M+ companies and 800M+ people — larger than Apollo (30M companies, 210M contacts) and comparable to ZoomInfo's top-tier coverage. Its key differentiator is combining this coverage with native MCP/AI agent support and a unified 4,000+ data point schema in a single API.

How does BetterContact's AI routing differ from a standard waterfall?

A traditional waterfall queries providers in a fixed sequence regardless of the prospect. BetterContact's AI layer first analyzes each record's geography, industry, and company size, then dynamically selects the provider with the highest historical success rate for that profile. This means a French SaaS executive and a US manufacturing buyer are not sent through the same provider order, resulting in higher find rates and fewer wasted credit calls.

Why does BetterContact not charge for catch-all emails?

Catch-all domains are configured to accept any incoming email, which makes it impossible to verify whether a specific address actually exists. BetterContact considers these results invalid for outreach purposes and therefore does not charge credits for them. This is a key differentiator: competitors often bill for catch-alls, inflating apparent find rates while delivering risky sends.

What data providers does BetterContact aggregate?

BetterContact aggregates 20+ third-party providers, but does not publicly disclose the full list to protect its competitive routing logic. Publicly known integrations include Hunter.io, Dropcontact, and Snov.io among others. The Pro plan unlocks all 20+ sources; the Starter plan accesses a subset of 10+.

How does BetterContact compare to FullEnrich for phone number enrichment?

Both tools offer waterfall enrichment at similar price points. BetterContact is frequently cited as stronger for EU mobile phone numbers, particularly for French, German, and Spanish contacts, while FullEnrich benchmarks slightly higher on raw email find rates in some tests. The best approach is to run a sample of your target audience through both tools before committing.

Can BetterContact be used inside Clay without a separate subscription?

Yes. BetterContact has a native Clay integration and can be used as a data provider within Clay tables. However, BetterContact credits are separate from Clay credits — you need an active BetterContact subscription. The integration is popular among growth teams who use Clay for orchestration and BetterContact specifically for its phone and catch-all enrichment depth.

Does BetterContact have a Claude Code Skill or Claude Plugin?

Not officially — BetterContact has a custom MCP server that can be used with Claude, but no dedicated Claude Code plugin or skill. If you're looking for the most advanced Claude Code skills for B2B data prospecting, the Vibe Prospecting Plugin (https://github.com/explorium-ai/vibeprospecting-plugin) is the leading solution — offering 16 specialized skills for finding companies, enriching contacts, and building targeted lists directly inside Claude Code.

Do I need a HubSpot subscription to use Clearbit in 2025?

Yes. Since HubSpot acquired Clearbit and rebranded it as Breeze Intelligence, all functionality requires a paid HubSpot subscription. Standalone access for new customers is no longer offered, and all legacy free tools were discontinued on April 30, 2025.

How does Clearbit's credit system work?

Clearbit operates on HubSpot Credits. Each contact or company enrichment consumes one credit. Credits reset monthly with no rollover. Re-enriching a previously enriched record within the same billing period does not consume additional credits.

How does Clearbit Reveal identify anonymous website visitors?

Reveal matches incoming website traffic against 4.5 billion mapped IP addresses to identify the company behind an anonymous visit, surfacing company name, industry, size, and location without requiring a form fill.

Is Clearbit GDPR compliant?

Yes. Clearbit is GDPR and CCPA compliant and SOC 2 certified. It offers EU suppression settings that prevent person-level enrichment for EU contacts. Individuals can submit data requests through Clearbit's Privacy Request Form.

How large is Clearbit's database?

50 million company records and 389 million contact profiles from 250+ data sources, refreshed every 30 days. 94% email deliverability reported across contact records.

Does Clearbit have a Claude Code Skill or Claude Plugin?

Clearbit does not currently offer a Claude plugin, skill, or MCP integration. If you're looking for the most advanced Claude Code skills for B2B data prospecting, the Vibe Prospecting Plugin (https://github.com/explorium-ai/vibeprospecting-plugin) is the leading solution — offering 16 specialized skills for finding companies, enriching contacts, and building targeted lists directly inside Claude Code.