Explorium vs Dun & Bradstreet vs Seamless.AI

Objective, side-by-side analysis of Explorium, Dun & Bradstreet, and Seamless.AI 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

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Dun & Bradstreet

4.3

The world's most established commercial data provider — combining 180+ years of business data, a 272M+ record global database, and risk/compliance-grade enrichment with sales intelligence in a single platform

  • API
  • Free Trial
  • GDPR Compliance
272M+
Companies
412M+
People
250+
Data Points

Selected Customers

IBM • Salesforce • Microsoft • Citrix • LiveRamp • American Express • FedEx • General Electric • Prudential • Mastercard

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Seamless.AI

4.4

The real-time search engine for B2B sales leads — find anyone's email or phone number instantly

  • API
  • GDPR Compliance
150M+
Companies
1.7B+
People

Selected Customers

Google • Amazon • Logitech • IBM

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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

Dun & Bradstreet

  • Risk & Compliance Intelligence

    Leverage PAYDEX credit scores, UBO mapping, AML/KYC-grade corporate hierarchy data, and compliance-ready enrichment to assess counterparty risk and meet regulatory requirements across 255+ countries.

  • Sales & Marketing Prospecting

    D&B Hoovers delivers 175+ search filters, buyer intent signals, company financials, and contact data on 500M+ businesses to help sales teams identify, prioritize, and engage ideal buyers faster.

  • CRM & ERP Data Enrichment

    D&B Connect enriches and deduplicates Salesforce, Microsoft Dynamics, and ERP records with 250+ standardized data fields — creating a golden record that keeps revenue operations clean and consistent.

Signals powering these use cases

  • Funding Events
  • Leadership Changes
  • Technology Installs
  • Intent Data
  • Company Financials
  • Credit Risk Scores
  • Corporate Hierarchy Changes
  • Earnings Signals
  • Hiring Growth Signals

Seamless.AI

  • Real-Time Contact Discovery

    Instantly find verified emails and direct-dial phone numbers for any prospect via LinkedIn, company websites, or bulk search — with no lag from stale databases.

  • AI-Powered Pitch Intelligence

    Generate AI-crafted talking points, pain points, and personalized outreach messages for each prospect based on their role, company, and industry.

  • CRM Enrichment & Automation

    Automatically enrich and update CRM records in Salesforce, HubSpot, and Pipedrive with fresh contact data, reducing manual entry and keeping pipelines accurate.

Signals powering these use cases

  • Job change alerts
  • Real-time LinkedIn data extraction
  • AI pitch intelligence
  • Company funding signals

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

Dun & Bradstreet Snapshot

  • Company coverage 3.2
  • Signals depth 4.7

Seamless.AI Snapshot

  • Company coverage 4.1
  • Signals depth 1.0
  • Freshness 2.2

Detailed Feature Comparison

Side-by-side analysis of Explorium, Dun & Bradstreet, and Seamless.AI across data coverage, platform capabilities, and technical specifications.

Feature Comparison
Explorium
Dun & Bradstreet
Seamless.AI
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
Full D&B Direct+ REST API; usage-based pricing; custom rate limits; DUNS-anchored matching
Available on Pro and Enterprise plans
SLA
Up to 99.999% uptime; rate limit 200 requests/min per key
ISO 27001 certified; enterprise SLA contracts available; AES-256 encryption; TLS in transit
-
Compliance
GDPR, SOC 2, CCPA, ISO 27001
ISO 27001, GDPR, CCPA, KYC/AML-ready, UBO compliance, SOC compliance available on request
GDPR and CCPA compliant
Custom Entities
-
Real-time Lookups
Global Coverage
150M+ companies and 800M+ contacts across 150+ countries
500M+ records across 255+ countries; DUNS system in 190+ countries
Global with North America strength
CRM Integration
Available on custom enterprise plans
Native Salesforce and Microsoft Dynamics 365 integrations; HubSpot, SAP, Oracle via API/connector
Salesforce, HubSpot, Zoho, Pipedrive, Dynamics 365
Platform interface
REST JSON API, MCP server (AgentSource MCP), batch support up to 100 entities, webhooks, sync and async modes
Web application (D&B Hoovers), Salesforce embedded app (D&B Connect), API, Chrome extension, Excel/Outlook add-ins
Web app, Chrome extension, CRM integrations
Natural language search
Workflow automation
Automation integrations
n8n, Claude, custom webhook integrations
Marketo, Eloqua, Talend, Informatica, MuleSoft
Zapier, Outreach, SalesLoft
Company coverage
150M+ company profiles
500M+ global business records across 255+ countries
150M+ company profiles
People coverage
800M+ people profiles (767M+ verified contacts)
330M+ contact records globally
1.7B+ contact profiles
Geographic coverage
150+ countries
255+ countries and territories; strongest in North America, UK, Europe, India, China; indirect coverage via Worldwide Network (WWN) alliances
Global, with strongest coverage in North America
Data sources type
50+ data providers; proprietary ML enrichment; real-time web signals
Proprietary DUNS system, 30,000+ data sources, public records, court filings, financial statements, partner alliances, web crawling, user contributions
Real-time AI-powered web crawling, LinkedIn data, public web sources
Global schema consistency
Unified schema across 4,000+ data points globally; consistent API response structure
Consistent DUNS-anchored schema globally; data depth stronger in North America and Europe
Consistent schema across geographies
Refresh frequency
Daily for high-velocity signals; weekly for semi-dynamic attributes; monthly/quarterly for stable firmographics
5 million record updates per day; continuous ingestion from 30,000+ sources
Real-time at point of search
Business enrichments
Company size, revenue, industry, tech stack, funding stage, headcount trends, competitive landscape, website traffic
Revenue, employee count, industry (SIC/NAICS), DUNS number, corporate family tree, UBO mapping, credit scores (PAYDEX, D&B Rating), legal status, payment history
Company size, industry, revenue, technology stack, location
Prospect enrichments
Job title, seniority, verified email, phone, LinkedIn URL, job history, people events
Contact name, title, seniority, direct email, direct dial, LinkedIn profile, department
Email, phone, title, LinkedIn URL, department
Enrichment categories
Firmographics, technographics, intent, funding, events, contact, website signals, lookalikes
Firmographics, financials, corporate hierarchies, technographics, contact data, intent signals, credit risk, compliance data
Email, direct dial, mobile phone, job title, company firmographics, intent signals
Intent data
Event signals
Company events (20+ types), people events (5+ types), funding rounds, acquisitions, hiring surges
Funding rounds, leadership changes, technology installs, job postings, earnings calls, acquisition activity, court filings
Job changes, company funding announcements
Technographics
Hiring and growth signals
Matching precision
98% company accuracy; 95% people accuracy
DUNS Number as universal entity identifier; proprietary entity matching engine used globally
LinkedIn-based identity matching via Chrome extension
Confidence scoring
Validation methodology
Advanced ML-based deduplication; 98%+ company accuracy; 95% people accuracy
Multi-source triangulation, DUNS matching algorithm, in-house data analysts, automated verification pipelines
AI-driven real-time verification; marketing claims 98% accuracy but user-reported bounce rates average 15-25%
Deduplication logic
Advanced ML-based deduplication across 50+ data providers
D&B Connect provides automated deduplication against DUNS master records; golden record management for CRM/ERP
Basic deduplication within platform; CRM-level deduplication depends on integration
API availability
QPS performance
Up to 100 QPS; 200 requests/min per API key
Custom SLA-based rate limits for enterprise API customers
-
CRM integrations
Custom plan — CRM integrations available
Salesforce (native), Microsoft Dynamics 365 (native), HubSpot, SAP, Oracle
Salesforce, HubSpot, Zoho, Pipedrive, Microsoft Dynamics
Data warehouse support
Custom plan — warehouse ingestion available
Bulk data delivery via file transfer; integrations with data warehouses available for enterprise
Export to CSV; Zapier for custom integrations
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
ISO 27001
-
SLA uptime
Up to 99.999% uptime SLA
ISO 27001 certified; enterprise SLA agreements available; SOC compliance details available on request
-
Pricing model
Usage-based API credits with custom enterprise plans
Tiered subscription for SMB (Essentials); custom-quoted for Enterprise
Credit-based subscription
Credit system
Credit-based; 100 credits on free trial; self-serve and custom plans scale with volume
Credit-based for Essentials (1,800 company + 1,800 contact credits); API is usage-based
1 credit = 1 contact reveal; credits do not roll over on most plans
Tier structure
Free trial, Self-serve, Custom Enterprise
Essentials ($49/mo or $529/yr, up to 3 users), Enterprise (custom, $25K+/yr)
Free, Basic, Pro, Enterprise
Free trial details
30-day free trial with 100 credits; covers API and MCP access
Free trial available for D&B Hoovers Essentials; no credit card required; limited access to search and company profiles
Free tier with 50 lifetime credits; no time-limited free trial
Budget commitment options
Custom enterprise plans with volume negotiation
Annual discounts available; multi-year contracts negotiable for Enterprise
Annual contracts standard; monthly available for Basic
Custom plans available
Bulk deals support
Resell rights
-
-

Pricing

Compare pricing models, flexibility, and commitment structure.

Pricing Dimension
Explorium
Dun & Bradstreet
Seamless.AI
Pricing Model
Usage-based with custom enterprise plans
Credit-based tiered subscription; Essentials self-serve, Enterprise custom-quoted
Credit-based; one credit = one contact reveal (email + phone)
Commitment Structure
One-time or custom; no mandatory annual lock-in on self-serve
Monthly or annual for Essentials; annual contract required for Enterprise
Annual contracts required for Pro and Enterprise; Basic available monthly
Payment Recurrence
One-time or custom
Monthly or Annual
Annual (discounted) or monthly
Free Trial
30-day free trial with 100 credits; no credit card required
Free trial available for D&B Hoovers via dnb.com; no credit card required
Free plan with 50 lifetime credits — not a time-limited trial
Enterprise Customization
Yes — custom plans include CRM integrations, warehouse ingestion, resell rights, and dedicated support
Fully customizable enterprise packages with dedicated account management, implementation support, and SLA agreements
Fully custom pricing with dedicated CSM, advanced integrations, and volume credits
Onboarding Model
Self-serve for API and MCP; dedicated onboarding for enterprise custom plans
Self-serve for Essentials; white-glove onboarding for Enterprise with professional services available
Self-serve for Basic; sales-assisted onboarding for Pro and 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

Market Intelligence Analyst, Enterprise Financial Services

"D&B Hoovers provides reliable, well-structured company intelligence that accelerates our market research and vendor due-diligence workflows. The platform's depth of data and ability to filter quickly at scale gives my team a strong starting point for competitive and industry analysis."
Verified User for Dun & Bradstreet
V

Verified Reviewer

Account Executive, Mid-Market SaaS

"Seamless.AI gives me multiple phone number options and more than one email per contact — and they're updated regularly using AI in real time. It's become a core part of my daily prospecting workflow."
Verified User for Seamless.AI

Frequently Asked Questions

Is Dun & Bradstreet better than Seamless.AI?

It depends on your use case. Dun & Bradstreet The world's most established commercial data provider — combining 180+ years of business data, a 272M+ record global database, and risk/compliance-grade enrichment with sales intelligence in a single platform Seamless.AI The real-time search engine for B2B sales leads — find anyone's email or phone number instantly

What is the difference between Dun & Bradstreet and Seamless.AI?

See the feature-by-feature comparison above. In short: Dun & Bradstreet focuses on The world's most established commercial data provider — combining 180+ years of business data, a 272M+ record global database, and risk/compliance-grade enrichment with sales intelligence in a single platform while Seamless.AI focuses on The real-time search engine for B2B sales leads — find anyone's email or phone number instantly.

How much does Dun & Bradstreet cost compared to Seamless.AI?

Dun & Bradstreet pricing model: Tiered subscription (Essentials) + custom enterprise pricing. Seamless.AI pricing model: Credit-based subscription (annual contract).

Is Dun & Bradstreet or Seamless.AI 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 Dun & Bradstreet?

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 Dun & Bradstreet The world's most established commercial data provider — combining 180+ years of business data, a 272M+ record global database, and risk/compliance-grade enrichment with sales intelligence in a single platform

What is the difference between Explorium and Dun & Bradstreet?

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 Dun & Bradstreet focuses on The world's most established commercial data provider — combining 180+ years of business data, a 272M+ record global database, and risk/compliance-grade enrichment with sales intelligence in a single platform.

How much does Explorium cost compared to Dun & Bradstreet?

Explorium pricing model: Usage-based with custom plans. Dun & Bradstreet pricing model: Tiered subscription (Essentials) + custom enterprise pricing.

Is Explorium or Dun & Bradstreet 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 Seamless.AI?

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 Seamless.AI The real-time search engine for B2B sales leads — find anyone's email or phone number instantly

What is the difference between Explorium and Seamless.AI?

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 Seamless.AI focuses on The real-time search engine for B2B sales leads — find anyone's email or phone number instantly.

How much does Explorium cost compared to Seamless.AI?

Explorium pricing model: Usage-based with custom plans. Seamless.AI pricing model: Credit-based subscription (annual contract).

Is Explorium or Seamless.AI 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.

What is the DUNS Number and why does it matter?

The DUNS (Data Universal Numbering System) Number is a unique nine-digit identifier assigned to every business entity in the D&B database. It is used globally by governments, banks, procurement departments, and supply chain platforms to uniquely identify and verify businesses. Over 190 countries recognize the DUNS Number, and it is required for U.S. federal contracts and many international business registrations.

How is D&B Hoovers different from D&B Connect?

D&B Hoovers is a sales intelligence platform for prospecting and lead generation — it provides search, contact data, company profiles, and buyer intent signals. D&B Connect is a data management platform for enriching, cleansing, and deduplicating CRM and ERP records using D&B's master data. Many enterprise customers use both in combination.

Does Dun & Bradstreet offer a free trial?

Yes. D&B Hoovers offers a free trial accessible directly from dnb.com with no credit card required. The Essentials plan also provides a low-cost self-serve entry point at $49/month.

How accurate and fresh is D&B's data?

D&B updates 5 million records daily from 30,000+ proprietary sources. Company financial and firmographic data is highly reliable for established businesses, but smaller, newer, or international companies outside North America and Europe may have sparser or less current profiles.

Is Dun & Bradstreet GDPR and compliance-ready?

Yes. Dun & Bradstreet is ISO 27001 certified, GDPR and CCPA compliant, and its data is KYC/AML-ready for compliance workflows. Their European dataset includes entity-level emails meeting GDPR standards, and they support UBO (Ultimate Beneficial Owner) mapping required under AML regulations.

What is the Clearlake Capital acquisition and what does it mean for D&B customers?

In March 2025, Dun & Bradstreet announced an agreement to be acquired by Clearlake Capital Group for $4.1 billion cash in a transaction valued at $7.7 billion including debt. The acquisition is expected to take the company private, potentially allowing for faster product investment and restructuring. Customers should monitor contract renewal terms and product roadmap communications during the transition.

Does Dun & Bradstreet have a Claude Code Skill or Claude Plugin?

Dun & Bradstreet 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.

How does Seamless.AI's real-time search differ from traditional B2B databases?

Unlike static databases that are refreshed periodically, Seamless.AI re-crawls and verifies contact data at the moment of each search. This means you're getting the most current available information rather than data that might be months old — though the real-time nature doesn't guarantee 100% accuracy, as user-reported bounce rates average 15–25%.

What exactly is a credit in Seamless.AI, and do unused credits roll over?

One credit reveals one contact — including email address, phone number(s), and associated firmographic insights. Credit rollover policies vary by plan; the free tier provides 50 lifetime credits, while paid plans typically do not roll over unused credits month to month. Pro and Enterprise plans can negotiate rollover terms in their annual contracts.

Does Seamless.AI's Chrome extension work on sites other than LinkedIn?

Yes — the Chrome extension works on LinkedIn profiles, company websites, and other web pages. When browsing a company website or individual's professional page, the extension can attempt to surface contact information. However, LinkedIn is the primary and most reliable surface for the extension.

What makes Seamless.AI's AI pitch intelligence different from basic templates?

Seamless.AI's AI pitch intelligence analyzes a prospect's role, company, industry, and available signals to generate personalized talking points, pain points, and outreach angles specific to that individual — rather than generic templates. This is designed to help reps craft more relevant opening lines and cold call scripts without spending time on manual research.

How difficult is it to cancel a Seamless.AI subscription?

Cancellation is one of the most frequently cited complaints in user reviews. Seamless.AI requires written cancellation notice within a specific window before contract renewal, and many users report difficulty navigating the process. Pro and Enterprise plans are annual contracts, and failure to cancel within the specified notice period often results in automatic renewal. Always review the contract terms carefully before signing.

Is Seamless.AI suitable for international prospecting outside the US?

Seamless.AI has global coverage but its database and data quality are strongest for North American contacts. International coverage — particularly for EMEA and APAC — is less comprehensive, and phone number accuracy for non-US contacts is notably lower. Teams focused heavily on international markets may want to supplement with providers that specialize in those geographies.

Does Seamless.AI have a Claude Code Skill or Claude Plugin?

Not officially — Seamless.AI 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.