Explorium vs Demandbase vs ZoomInfo

Objective, side-by-side analysis of Explorium, Demandbase, and ZoomInfo 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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Demandbase

4.4

The only B2B-native DSP and ABM platform that unifies account intelligence, advertising, and sales orchestration in a single go-to-market system

  • API
  • GDPR Compliance

Selected Customers

Adobe • Salesforce • Snowflake • Coupa • Equilar

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ZoomInfo

4.4

The market-leading GTM intelligence platform with the most comprehensive B2B data coverage, AI Copilot for automated prospecting, and deep CRM integrations — purpose-built for revenue teams that prioritize data breadth and workflow automation at scale

  • API
  • GDPR Compliance
100M+
Companies
320M+
People
65+
Data Points

Selected Customers

Adobe • Google • Microsoft • AWS • Airbnb • Figma • Seismic • Canva • Samsung • NVIDIA

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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

Demandbase

  • Account-Based Advertising

    Run hyper-targeted B2B ad campaigns via Demandbase's native DSP — the only demand-side platform built exclusively for B2B — with account-level precision and measurable pipeline attribution.

  • Intent-Driven Pipeline Prioritization

    Layer first-party site behavior with third-party intent signals to score and rank target accounts, enabling sales teams to focus on the accounts most likely to convert right now.

  • GTM Orchestration & AI Agents

    Use nine AI agents (launched 2025) to automate account research, buying group identification, and multi-channel engagement sequences — keeping marketing and sales aligned from first touch to closed-won.

Signals powering these use cases

  • First-party site behavior and web engagement
  • Third-party intent signals across the web
  • Account-level ad engagement (impressions, clicks, job role)
  • Technographic signals (tech stack detection)
  • Buying group identification and engagement scoring
  • Pipeline AI predictive account scoring

ZoomInfo

  • AI-Powered Prospecting

    ZoomInfo Copilot uses AI to surface high-intent buyers, generate personalized outreach, and prioritize accounts based on real-time buying signals — saving reps 11+ hours per week.

  • GTM Workflow Automation

    GTM Studio enables no-code workflow automation triggered by buying signals — automatically routing leads, enriching CRM records, and launching multi-channel sequences.

  • Global B2B Data Enrichment

    Enrich CRM and marketing platforms with verified contact and company data across 320M+ professionals and 100M+ companies worldwide with continuous automated updates.

Signals powering these use cases

  • Buyer Intent Data
  • Website Visitor Identification
  • Earnings Call Signals
  • Competitor Alerts
  • Champion Tracking
  • Funding Events
  • Job Change Alerts
  • Technology Install Data
  • Hiring Growth 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

Demandbase Snapshot

  • Company coverage 4.2
  • Signals depth 3.8
  • Freshness 4.4

ZoomInfo Snapshot

  • Company coverage 2.6
  • Signals depth 4.8
  • Freshness 2.0

Detailed Feature Comparison

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

Feature Comparison
Explorium
Demandbase
ZoomInfo
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
Yes, available for programmatic data access and custom integrations
Full REST API; tiered rate limits 25–35 req/sec; credit-based consumption
SLA
Up to 99.999% uptime; rate limit 200 requests/min per key
-
SOC 2 Type II attested; enterprise SLA available; AES-256 encryption at rest; TLS 1.2+ in transit
Compliance
GDPR, SOC 2, CCPA, ISO 27001
SOC 2 Type II, ISO 27001:2022, GDPR compliant, CCPA compliant
SOC 2 Type II, ISO 27001, ISO 27701, ISO 27017, GDPR, CCPA, TRUSTe certified
Custom Entities
Real-time Lookups
Global Coverage
150M+ companies and 800M+ contacts across 150+ countries
Global account coverage; expanded international GTM support in 2024–2025
195+ countries; 320M+ contacts; strongest in North America, UK, India, Canada
CRM Integration
Available on custom enterprise plans
Deep native Salesforce integration (AppExchange); HubSpot and Dynamics supported; bidirectional data sync
Salesforce, HubSpot, Microsoft Dynamics 365, Pipedrive, SugarCRM — native bidirectional sync
Platform interface
REST JSON API, MCP server (AgentSource MCP), batch support up to 100 entities, webhooks, sync and async modes
Web platform with account dashboards, advertising campaign management, intent insights, pipeline AI views, and 9 AI agents
Web application, Chrome extension, CRM-embedded widgets, mobile app, API
Natural language search
Workflow automation
Automation integrations
n8n, Claude, custom webhook integrations
Marketo, Eloqua, Pardot, Outreach, Salesloft
Outreach, Salesloft, Marketo, Pardot, Eloqua, Slack, Zapier
Company coverage
150M+ company profiles
Millions of B2B company profiles with firmographic and technographic enrichment
100M+ company profiles globally
People coverage
800M+ people profiles (767M+ verified contacts)
Buying group member identification and contact intelligence at target accounts
320M+ professional profiles; 235M+ verified B2B contacts; 145M+ outside the US
Geographic coverage
150+ countries
Global coverage; expanded international presence in 2024–2025 per company announcements
195+ countries; strongest in North America, UK, India, Canada
Data sources type
50+ data providers; proprietary ML enrichment; real-time web signals
First-party (CRM, MAP, web, chat, email/calendar) and third-party (account ID, contact ID, firmographic, technographic, intent, action signals)
Proprietary FuZIon system, community-contributed data, 300+ in-house researchers, web crawling, public records, third-party partnerships
Global schema consistency
Unified schema across 4,000+ data points globally; consistent API response structure
Unified account data graph normalizes first- and third-party data into a consistent account intelligence layer
Consistent schema; data quality varies by region with North America strongest
Refresh frequency
Daily for high-velocity signals; weekly for semi-dynamic attributes; monthly/quarterly for stable firmographics
Real-time for first-party signals; continuous for third-party intent; account scores updated regularly
Continuous — millions of profiles updated daily via FuZIon verification system
Business enrichments
Company size, revenue, industry, tech stack, funding stage, headcount trends, competitive landscape, website traffic
Company size, revenue, industry, tech stack, intent topics, predictive account scores
Industry, revenue, employee count, tech stack, funding history, earnings signals, competitor alerts, account hierarchy
Prospect enrichments
Job title, seniority, verified email, phone, LinkedIn URL, job history, people events
Buying group member identification, contact titles, job roles, engagement history
Direct dials (65M+), direct emails (150M+), mobile numbers, LinkedIn profiles, job titles, seniority, department
Enrichment categories
Firmographics, technographics, intent, funding, events, contact, website signals, lookalikes
Firmographics, technographics, intent data, account scoring, buying group intelligence, ad engagement signals
Contact data, firmographics, technographics, buyer intent, financial data, hiring signals, website visitor identity, conversation intelligence
Intent data
Event signals
Company events (20+ types), people events (5+ types), funding rounds, acquisitions, hiring surges
First-party site visits, content downloads, form fills, ad engagement; third-party web research and content consumption
Job changes, funding rounds, earnings calls, leadership hires, technology installs/uninstalls, website visits, champion tracking
Technographics
Hiring and growth signals
Matching precision
98% company accuracy; 95% people accuracy
Account-level and buying-group-level matching; AI-powered identity resolution across anonymous and known visitors
95% accuracy guarantee for contact-company affiliations
Confidence scoring
Validation methodology
Advanced ML-based deduplication; 98%+ company accuracy; 95% people accuracy
AI-driven account identity resolution combining first- and third-party signals; proprietary B2B account graph
Multi-step verification: automated FuZIon technology, 300+ in-house researchers, email validation, community-sourced confirmation
Deduplication logic
Advanced ML-based deduplication across 50+ data providers
Demandbase Account Intelligence uses a proprietary B2B data graph for entity resolution and deduplication across sources
Automated deduplication with CRM sync; Operations product provides no-code deduplication workflows
API availability
QPS performance
Up to 100 QPS; 200 requests/min per API key
-
25 req/sec (default); 30 req/sec (Premium); 35 req/sec (Premium+)
CRM integrations
Custom plan — CRM integrations available
Salesforce (deep native integration via AppExchange), HubSpot, Microsoft Dynamics
Salesforce, HubSpot, Microsoft Dynamics 365, Pipedrive, SugarCRM
Data warehouse support
Custom plan — warehouse ingestion available
Available via API and data export integrations; Snowflake and enterprise data stack support
Data as a Service (DaaS) for direct delivery to data warehouses
Bulk data delivery
Claude Connector
ChatGPT App
Custom MCP
Claude Plugin
ChatGPT Plugin
OpenClaw Plugin
Skills
16
-
14
GDPR compliance
CCPA support
SOC 2
ISO certifications
ISO 27001
ISO 27001:2022 certified (achieved 2024, recertified February 2025)
ISO 27001, ISO 27701, ISO 27017, ISO 27002:2022
SLA uptime
Up to 99.999% uptime SLA
-
SOC 2 Type II attested; uptime SLA available for enterprise
Pricing model
Usage-based API credits with custom enterprise plans
Custom enterprise contract
Credit-based annual subscription
Credit system
Credit-based; 100 credits on free trial; self-serve and custom plans scale with volume
No credit system; module and seat-based pricing
One credit per exported record; credits reset annually
Tier structure
Free trial, Self-serve, Custom Enterprise
Single Demandbase One platform with modular capabilities (advertising, intent, ABM, sales intelligence, AI agents)
Sales: Professional (5K credits), Copilot Advanced (10K), Copilot Enterprise (15K); Marketing: Demand (75K), ABM Lite, ABM Enterprise (150K)
Free trial details
30-day free trial with 100 credits; covers API and MCP access
No free trial; demo-only evaluation process
No free trial; limited free searches on account creation
Budget commitment options
Custom enterprise plans with volume negotiation
Annual and multi-year; multi-year contracts unlock larger discounts
Annual only; volume discounts available; multi-year deals negotiable
Custom plans available
Bulk deals support
Resell rights
-

Pricing

Compare pricing models, flexibility, and commitment structure.

Pricing Dimension
Explorium
Demandbase
ZoomInfo
Pricing Model
Usage-based with custom enterprise plans
Custom enterprise contract with platform fee and per-seat pricing
Credit-based annual subscription; no pay-as-you-go or monthly billing
Commitment Structure
One-time or custom; no mandatory annual lock-in on self-serve
Annual or multi-year contracts; no monthly option; early termination requires paying out remaining term
Annual contracts required; minimum 12-month commitment
Payment Recurrence
One-time or custom
Annual
Annual
Free Trial
30-day free trial with 100 credits; no credit card required
No free trial; demo available on request
No free trial; demo available upon request
Enterprise Customization
Yes — custom plans include CRM integrations, warehouse ingestion, resell rights, and dedicated support
Fully customizable modules: advertising DSP, intent data, personalization, buying groups, AI agents, and professional services
Fully customizable enterprise packages with dedicated service managers and white-glove onboarding
Onboarding Model
Self-serve for API and MCP; dedicated onboarding for enterprise custom plans
Managed onboarding with dedicated CSM; reported onboarding fees around $29,000 for Salesforce/HubSpot setup, data connections, and initial campaign configuration
White-glove onboarding for Enterprise; standard onboarding for lower tiers

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 Reviewer

ABM Manager, Enterprise B2B Technology

"I use Demandbase One daily to review intent data across our target accounts and find it incredibly valuable in identifying insights that help build and progress the sales pipeline. The team feels like an extension of our own — they're hands-on, collaborative, and always pushing us forward on ABM innovation."
Verified User for Demandbase
V

Verified G2 Reviewer

Sales Development Manager, Mid-Market SaaS

"The accuracy of contact information is second to none. ZoomInfo gives our sales team direct dials and verified emails that actually connect — and the intent data helps us prioritize which accounts to go after first."
Verified User for ZoomInfo

Frequently Asked Questions

Is Demandbase better than ZoomInfo?

It depends on your use case. Demandbase The only B2B-native DSP and ABM platform that unifies account intelligence, advertising, and sales orchestration in a single go-to-market system ZoomInfo The market-leading GTM intelligence platform with the most comprehensive B2B data coverage, AI Copilot for automated prospecting, and deep CRM integrations — purpose-built for revenue teams that prioritize data breadth and workflow automation at scale

What is the difference between Demandbase and ZoomInfo?

See the feature-by-feature comparison above. In short: Demandbase focuses on The only B2B-native DSP and ABM platform that unifies account intelligence, advertising, and sales orchestration in a single go-to-market system while ZoomInfo focuses on The market-leading GTM intelligence platform with the most comprehensive B2B data coverage, AI Copilot for automated prospecting, and deep CRM integrations — purpose-built for revenue teams that prioritize data breadth and workflow automation at scale.

How much does Demandbase cost compared to ZoomInfo?

Demandbase pricing model: Custom enterprise contract with platform fee plus per-user seats. ZoomInfo pricing model: Credit-based subscription with tiered annual plans.

Is Demandbase or ZoomInfo 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 Demandbase?

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 Demandbase The only B2B-native DSP and ABM platform that unifies account intelligence, advertising, and sales orchestration in a single go-to-market system

What is the difference between Explorium and Demandbase?

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 Demandbase focuses on The only B2B-native DSP and ABM platform that unifies account intelligence, advertising, and sales orchestration in a single go-to-market system.

How much does Explorium cost compared to Demandbase?

Explorium pricing model: Usage-based with custom plans. Demandbase pricing model: Custom enterprise contract with platform fee plus per-user seats.

Is Explorium or Demandbase 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 ZoomInfo?

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 ZoomInfo The market-leading GTM intelligence platform with the most comprehensive B2B data coverage, AI Copilot for automated prospecting, and deep CRM integrations — purpose-built for revenue teams that prioritize data breadth and workflow automation at scale

What is the difference between Explorium and ZoomInfo?

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 ZoomInfo focuses on The market-leading GTM intelligence platform with the most comprehensive B2B data coverage, AI Copilot for automated prospecting, and deep CRM integrations — purpose-built for revenue teams that prioritize data breadth and workflow automation at scale.

How much does Explorium cost compared to ZoomInfo?

Explorium pricing model: Usage-based with custom plans. ZoomInfo pricing model: Credit-based subscription with tiered annual plans.

Is Explorium or ZoomInfo 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 Demandbase One and how does it differ from legacy ABM platforms?

Demandbase One is a unified go-to-market platform that combines account intelligence, intent data, a native B2B DSP for advertising, ABM orchestration, and sales intelligence in a single system. Legacy ABM platforms typically required integrating separate tools for advertising (a third-party DSP), intent data (e.g., Bombora), and sales engagement. Demandbase's core differentiation is operating its own demand-side platform purpose-built for B2B — enabling account-targeted advertising with first-party data without relying on a general-purpose DSP that lacks B2B account matching capabilities.

Does Demandbase replace Bombora or ZoomInfo, or complement them?

Demandbase has its own intent data layer (combining first-party and third-party signals) and its own account intelligence database, so it can replace both Bombora and basic ZoomInfo use cases for many customers. However, some enterprise customers run Bombora intent data alongside Demandbase to augment the co-op signal breadth. Demandbase also integrates with Bombora natively if customers want to layer in its publisher co-op data. For contact-level prospecting at scale, many teams still supplement with ZoomInfo or Apollo for direct dials and verified emails.

How does Demandbase's B2B DSP work compared to running LinkedIn or programmatic ads independently?

Demandbase's native DSP is designed specifically for B2B account targeting. Unlike LinkedIn, which targets based on individual profile attributes, or general programmatic DSPs that use cookie-based audience segments, Demandbase's DSP uses its proprietary B2B account graph to match IP addresses and device signals to company accounts — then targets those accounts across open web inventory. This enables precise B2B account targeting outside of LinkedIn at lower CPMs, while maintaining account-level reporting rather than impression-level metrics. Campaign setup currently requires collaboration with Demandbase's team rather than being fully self-serve.

What are Demandbase's nine AI agents and what do they automate?

Demandbase launched nine AI agents in 2025 to automate key GTM tasks. While Demandbase has not published an exhaustive public list of all nine agents, they are designed to accelerate B2B pipeline growth by automating account research, buying group identification, intent signal summarization, account prioritization recommendations, and engagement workflow triggers. The agents connect marketing and sales data to reduce manual work and help teams act faster on account intelligence signals.

Is Demandbase suitable for companies that are just starting with ABM?

Generally, no. Demandbase's platform complexity, pricing, and required onboarding investment make it better suited for organizations with existing ABM processes, CRM infrastructure, and dedicated marketing operations staff. Companies just beginning to explore ABM would likely find more immediate value in lower-cost entry points (like HubSpot ABM features or LinkedIn's native account targeting) before investing in an enterprise platform. Demandbase is most impactful when an organization has already defined its ICP, aligned marketing and sales on a shared account list, and is ready to scale coordinated multi-channel execution.

How does Demandbase handle security and compliance for enterprise procurement?

Demandbase holds SOC 2 Type II certification and achieved ISO 27001:2022 certification in 2024, with a successful surveillance audit completed in February 2025 — placing it among the small number of ABM vendors with ISO 27001:2022 specifically (not just the older 2013 version). It is GDPR and CCPA compliant, and supports data subject rights requests. These certifications make Demandbase's security posture comparatively strong for enterprise vendor security reviews and procurement processes.

Does Demandbase have a Claude Code Skill or Claude Plugin?

Not officially — Demandbase 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.

How much does ZoomInfo cost?

ZoomInfo does not publish pricing. Entry-level contracts typically start at $15,000–$25,000/year, with average contract values around $31,000/year. All plans require annual commitments. Contact their sales team for a custom quote.

Does ZoomInfo offer a free trial?

No. ZoomInfo does not offer a free trial. They offer a free demo and limited free searches upon account creation, but the full platform requires an annual contract.

How large is the ZoomInfo database?

320M+ professional contact profiles, 100M+ company profiles, 65M+ direct dials, and 150M+ direct emails across 195+ countries. Strongest accuracy in North America, UK, India, and Canada.

Is ZoomInfo GDPR compliant?

Yes. ZoomInfo holds TRUSTe GDPR and CCPA validations, ISO 27701, ISO 27001, and SOC 2 Type II attestation. They operate a proactive notice program and are registered as a data broker in California and Vermont.

What CRMs does ZoomInfo integrate with?

Native integrations with Salesforce, HubSpot, Microsoft Dynamics 365, Pipedrive, and SugarCRM, plus 86+ total marketplace integrations including Outreach, Salesloft, Marketo, and Slack.

Does ZoomInfo have an API?

Yes. ZoomInfo provides a REST API for qualified subscribers. Default rate limit is 25 req/sec with premium add-ons for 30 or 35 req/sec. API access is credit-based. Documentation at docs.zoominfo.com.

Does ZoomInfo have a Claude Code Skill or Claude Plugin?

Yes — ZoomInfo offers an official MCP connector for Claude, but does not currently have a 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.