B2B Data Enrichment APIs & AI Features for Sales Agents | Salestools Club

B2B Data Enrichment APIs

48 verified tools with b2b data enrichment capabilities. Compare MCP support, pricing, and API specs side-by-side.

Spec Comparison

MCP readiness, free tiers, API types, and auth methods for all B2B Data Enrichment tools.

ToolMCPFree TierAPIAuthPricing
QuickEnrich RESTAPI KeyView
LakeB2B RESTAPI KeyView
agent-outbound REST, CLIAPI Key
BetterEnrich RESTAPI KeyView
HG Insights RESTAPI KeyView
Derrick RESTAPI KeyView
Vainu RESTAPI KeyView
A-Leads RESTAPI KeyView
Adapt RESTAPI KeyView
BatchService RESTAPI KeyView
BetterContact RESTAPI KeyView
BuiltWith RESTAPI KeyView
Clay REST, CLIAPI KeyView
Clearbit (Breeze) RESTAPI Key, Bearer TokenView
Clodura.AI RESTAPI KeyView
Cognism RESTAPI KeyView
Coresignal RESTBearer TokenView
CUFinder RESTAPI KeyView
Datagma RESTAPI KeyView
Dealfront RESTAPI Key, OAuth2View

Showing 20 of 48 tools. Use the filter below to narrow down.

Data from tool definitions. Pricing links go to official pages.

Quick Picks

Best MCP Ready

QuickEnrich

B2B email finder and enrichment API with double-verified emails and mobile numbers.

Best Free Tier

QuickEnrich

B2B email finder and enrichment API with double-verified emails and mobile numbers.

Best Webhooks

BetterEnrich

Waterfall email & phone finder with 17+ data sources.

All 48 Tools

Filter by Category

QuickEnrich
MCP

B2B email finder and enrichment API with double-verified emails and mobile numbers.

Sales IntelligenceFree
LakeB2B

B2B data enrichment and intelligence with 730M+ verified professional profiles.

Sales IntelligencePaid
agent-outbound
MCP

Config-driven outbound pipeline for Claude Code — source, enrich, score, and sequence outreach via MCP tools.

Sales EngagementFree
BetterEnrich

Waterfall email & phone finder with 17+ data sources.

Sales IntelligenceFree
HG Insights
MCP

B2B technographics and revenue intelligence platform.

Sales IntelligenceFree
Derrick

B2B data enrichment platform for sales intelligence.

Sales IntelligenceFree
Vainu

Company data and prospecting intelligence platform for B2B sales.

Sales IntelligencePaid
A-Leads

Up-to-date B2B lead generation with a developer-first API.

Sales IntelligenceFree
Adapt

Lead intelligence platform with a massive B2B contact database and API.

Sales IntelligencePaid
BatchService

Real estate data APIs for property search and portfolio monitoring.

Sales IntelligencePaid
BetterContact

Waterfall contact enrichment API with 15+ data sources.

Sales IntelligencePaid
BuiltWith

Technology profiling API - find what tech websites are built with.

Sales IntelligenceFree
Clay
MCP

The universal data enrichment and outbound orchestration platform.

Sales IntelligencePaid
Clearbit (Breeze)

Real-time company and person enrichment API by HubSpot.

Sales IntelligencePaid
Clodura.AI

All-in-one sales intelligence with form enrichment and cleanup APIs.

Sales IntelligenceFree
Cognism

Global B2B sales intelligence with premium mobile data.

Sales IntelligencePaid
Coresignal
MCP

B2B data and web scraping API for large-scale market intelligence.

Sales IntelligencePaid
CUFinder

B2B data enrichment API with 20+ endpoints for company and person data.

Sales IntelligenceFree
Datagma

B2B data enrichment with 50+ attributes.

Sales IntelligenceFree
Dealfront

European sales intelligence platform combining intent data with visitor tracking.

Sales IntelligenceFree
Debounce

Email verification API with disposable detection and data enrichment features.

Sales IntelligenceFree
Dropcontact
MCP

AI-powered email enrichment and verification API for B2B data.

Sales IntelligenceFree
Dropcontact
MCP

GDPR-compliant B2B enrichment and email discovery API.

Sales IntelligencePaid
Enrich.so

People and company data enrichment API.

Sales IntelligenceFree
FullContact

Identity resolution and data enrichment platform for customer intelligence.

Sales IntelligencePaid
FullEnrich

Waterfall enrichment API for emails and phone numbers.

Sales IntelligencePaid
GetProspect

Email finder and B2B contact database API for lead generation.

Sales IntelligenceFree
Hunter.io
MCP

The standard for finding and verifying professional email addresses.

Sales IntelligencePaid
Kaspr

LinkedIn-first B2B contact data retrieval and prospecting tool.

Sales IntelligenceFree
Kuration

Enriched prospect databases and data-as-a-service.

Sales IntelligencePaid
LeadCRM

Contact enrichment and sales automation.

Sales IntelligencePaid
LeadFuze

B2B lead generation and data enrichment API with intent signals.

Sales IntelligenceFree
LeadIQ
MCP

The smart B2B prospecting platform for capturing and enriching leads.

Sales IntelligencePaid
LeadMagic

AI-powered data enrichment and contact validation platform.

Sales IntelligenceFree
Lusha
MCP

The fastest way to find verified B2B mobile numbers and emails.

Sales IntelligenceFree
Mattermark

Data-driven platform for discovering and analyzing high-growth companies.

Sales IntelligencePaid
Nimble

Social CRM for relationship management and sales automation.

CRM & RevOpsFree
Nyne.ai

Real-time buyer intent and identity resolution platform.

Revenue IntelligencePaid
Octolane

AI-powered prospecting and CRM data enrichment for modern sales teams.

Sales IntelligenceFree
Outscraper

Extract high-quality business data from Google Maps and beyond.

Sales IntelligenceFree
Persana

AI-powered sales prospecting and lead enrichment platform.

Sales IntelligenceFree
Reply.io

AI sales outreach & cold email platform with multichannel sequences.

Sales EngagementFree
RocketReach

People search API with 700M+ professional profiles and 60M+ companies.

Sales IntelligencePaid
SalesIntel

B2B contact data and intelligence platform for revenue teams.

Sales IntelligencePaid
Surfe

Connect your CRM to LinkedIn and enrich prospect data in one click.

Sales IntelligenceFree
UpLead

B2B data platform with verified emails, mobile numbers, and intent data.

Sales IntelligenceFree
Wappalyzer

Website technology profiler - identify CMS, ecommerce, and other web technologies.

Sales IntelligencePaid
Zeliq
MCP

All-in-one sales prospecting platform with massive contact database.

Sales EngagementFree

Support & Guidance

B2B Data Enrichment FAQ

01

How many tools support B2B Data Enrichment?

We track 48 tools with B2B Data Enrichment capabilities. 11 of them offer MCP server support for zero-config AI agent integration.
02

Which B2B Data Enrichment tools have MCP support?

QuickEnrich, agent-outbound, HG Insights, Clay, Coresignal, and 6 more MCP lets your AI agent connect without writing custom integration code — just paste the config.
03

Are there free B2B Data Enrichment tools to prototype with?

Yes — 27 tools offer a free tier: QuickEnrich, agent-outbound, BetterEnrich, HG Insights, Derrick, and 22 more Free tiers are useful for testing agentic workflows before committing to a paid plan.
04

What API types do these tools use?

The tools use REST, CLI, GraphQL. REST is the most common, making them compatible with standard HTTP clients and AI agent frameworks like Claude Code and Gemini CLI.