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  1. Home
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  3. People Enrichment APIs

Best People Enrichment APIs Tools

People enrichment API tools help sales, marketing, and GTM teams enhance their customer and lead databases. You'll learn about the best software options designed for accurate, up-to-date people data. This guide covers key use cases, top tools, and how to pick the right solution for your team, giving you a clear selection roadmap.

What is people enrichment software?

People enrichment software improves the quality of customer or lead information by adding missing data points like emails, phone numbers, job titles, and company details. It’s mainly used by sales reps, marketers, and operations teams who need accurate contact data for outreach and segmentation.

For example, a sales team may use enrichment tools to fill gaps in their prospect lists before launching a campaign. A marketer might update existing contacts with job roles to tailor messaging better. These tools make data more actionable and reliable.

Why do teams use people enrichment tools?

Teams choose people enrichment tools to save time and boost revenue by having accurate and complete contact data. Without these tools, teams waste hours searching for missing details or work with outdated info, which lowers response rates and slows pipeline growth.

They solve problems like:

  • Incomplete contact records
  • Outdated customer info
  • Low email deliverability
  • Poor lead segmentation
  • Inefficient prospecting workflows
  • Scaling outreach without losing quality

Sales, marketing, and operations teams all benefit by reaching the right people faster and personalizing their efforts with confidence.

What are the best people enrichment tools?

Here’s a quick look at top people enrichment tools with broad, reliable data and easy integrations. These tools fall into categories like API-based enrichment, outreach platforms, and CRM add-ons.

ToolCategoryStrength
FullEnrichAPI-based EnrichmentRich data, scalable
WizaOutreach IntegrationLinkedIn lead enrichment
ApolloCRM + EnrichmentAll-in-one with engagement
People Data LabsAPI-based EnrichmentDeveloper-friendly, vast data
ZoomInfoEnterprise CRM/DataExtensive contacts and insights
LushaChrome ExtensionQuick single-record lookups

This list is curated to help you find tools that fit different team sizes and workflows.

How do you choose the best people enrichment software for your team?

Start by considering your team size and budget. Smaller teams may prefer cost-effective tools like Lusha or Wiza, while larger GTM operations benefit from platforms like Apollo or ZoomInfo that scale well.

Next, check for integrations with your CRM, marketing stack, or sales tools. Seamless data syncing saves time and reduces errors. Also, prioritize ease of use so your team adopts it quickly without extra training. Finally, think about scalability. Choose software that can grow with your business needs and handle larger data volumes over time.

What features should you look for in people enrichment software?

Look for these essentials to get the most from your tool:

  • Fast API access for real-time enrichment
  • High data accuracy and freshness
  • Bulk enrichment capabilities for large lists
  • Customizable data fields to fit your workflow
  • Integration with CRMs and marketing platforms

An advanced feature to watch for is AI-powered data validation. It helps flag unreliable contacts automatically, saving time and improving campaign results.

What are common use cases for these tools?

Here are some practical ways teams use people enrichment software:

  • Sales reps filling missing emails and phone numbers before outreach
  • Marketers segmenting audiences by role, industry, or location
  • Ops teams cleaning and updating messy CRM data sets
  • Customer success tracking contact changes to avoid churn
  • Recruiters finding updated candidate info quickly

These use cases span multiple teams, improving collaboration and data quality across the board.

What benefits can you expect from using people enrichment tools?

You’ll save hours on manual data research, speeding up your prospecting and marketing efforts. Expect better email deliverability and response rates thanks to more accurate contacts. This leads to stronger pipeline growth and higher revenue.

Operationally, your CRM stays clean and consistent, reducing errors and improving reporting. Strategically, enriched data lets you tailor messages better, making your campaigns more effective across sales, marketing, and support teams.

What should you know before getting started?

Common challenges include higher upfront costs for premium tools, time needed to integrate with existing systems, and occasional team resistance to adopting new software. To ease these issues, start with pilot tests, choose tools with strong customer support, and provide quick training sessions.

Remember, getting the right people enrichment API or tool set is just the start. Plan for ongoing data maintenance and regular review to keep your contact data fresh and actionable. Your next step is identifying priorities and testing options that fit your team's unique workflow.

See also:

AI Account Research
AI Advertising
AI Agents
AI All-in-One Prospecting
AI Automation
AI BDR
AI Buyer Signals
AI Cold Caller
AI Competitive Intelligence
AI Competitor Analysis
Apollo

Apollo

Data-First Sales Platform

View

Pricing

Starting at $49

Key Features

Find and research leads
Personalize messaging fast
Launch campaigns quickly
Apollo

Apollo

View

Apollo helps sales leaders, founders, account executives, marketers, sales development, and revenue operations to improve their sales processes and grow their businesses so they can meet their revenue goals. It delivers this value through AI-powered tools for finding leads, automating engagement, managing deals, analyzing performance, streamlining workflows, and providing coaching, all within a single integrated platform.

Best For

Startups
SMBs
Mid-market
BetterContact

BetterContact

AI Waterfall Enrichment

View

Pricing

Starting at $15

Key Features

Access multiple data providers
AI-driven data source sequencing
Four-layer contact verification
BetterContact

BetterContact

View

Home helps outbound leaders find and verify mobile phone numbers and email addresses using a combination of data sources. It delivers value by intelligently selecting the most relevant data providers for each lead and offering real-time verification to protect domain reputation and increase deliverability.

Best For

Startups
Scale-ups
SMBs
Bizzy

Bizzy

Search by person company name or VAT number

View

Pricing

Pricing not listed; talk to sales.

Key Features

Automatically finds and qualifies leads
Tracks market signals and buying intent
Provides verified contact data
Bizzy

Bizzy

View

Bizzy helps sales teams, marketing teams, staffing teams, and investment teams find and understand companies. It integrates official data with real-time web, news, and social insights, offering an AI-powered B2B database with filters and smart workflows for effective customer targeting.

Best For

Startups
Scale-ups
SMBs
Featured
Clay

Clay

Prospect Differently

View

Pricing

Starting at $149

Key Features

Recurring workflows
CRM enrichment and hygiene
Targeted lead list building
Clay

Clay

View

Clay helps Go-To-Market teams access unique data from 100+ sources and AI agents, enabling them to automate growth workflows. It delivers value by enriching customer data, tracking intent signals, formatting data with AI, and constantly updating tools like CRM and email sequencers.

Best For

Startups
SMBs
Enterprise
Cargo

Cargo

Revenue orchestration platformon top of your data warehouse

View

Pricing

Starting at $0.14

Key Features

Manage AI agents for leads
Multi-agent workflows for GTM
Real-time lead data insights
Cargo

Cargo

View

Cargo helps go-to-market teams build AI workflows to streamline sales processes and unify their GTM stack. This empowers users, like RevOps and GTM teams, to independently drive projects, aggregate data, enrich CRM records, and ultimately accelerate revenue growth.

Best For

Startups
Scale-ups
Mid-market
Clodura

Clodura

AI Powered Lead Generation Platform

View

Pricing

Starting at $90

Key Features

All-in-one GTM platform
Real-time email verification
AI-powered outreach
Clodura

Clodura

View

Clodura.AI offers sales professionals a GenAI-powered platform to enhance prospecting and closing deals. It provides a comprehensive B2B database, sales engagement tools, email verification, buyer intent identification, and data enrichment, leading to more efficient outreach and higher conversion rates.

Best For

SMBs
Mid-market
Enterprise
Databar

Databar

Hundreds of data providersunder one roof

View

Pricing

Starting at $39

Key Features

Find prospects ready to buy
Enrich data from multiple sources
Automate research and workflows
Databar

Databar

View

Databar.ai helps GTM teams to unlock new markets, enrich leads, and scrape the web, all through a spreadsheet UI. It provides access to a large library of integrations, third-party data, and data enrichment tools, offering seamless data analysis, visualization, sharing, and action-taking capabilities.

Best For

Startups
Scale-ups
SMBs
Datagma

Datagma

Find email and enrich your B2B data

View

Pricing

Starting at $39

Key Features

Find verified emails and phones
Real-time data retrieval
CRM integration and enrichment
Datagma

Datagma

View

Datagma helps businesses, including Fortune 500 companies, scale-ups, and startups, find verified email addresses and phone numbers to generate leads. It achieves this by offering a Chrome extension, API, and file upload options, integrating with tools and CRMs, and providing real-time data enrichment with GDPR compliance.

Best For

Startups
Scale-ups
Enterprise
Enrich Layer

Enrich Layer

Pull rich, verified data on people.

View

Pricing

Starting at $588

Key Features

Access comprehensive people data
Find verified contact information
Explore detailed school data
Enrich Layer

Enrich Layer

View

Enrich Layer provides a single source of truth with over a billion verified records, enriching platforms with detailed people, company, and job data. It enables scalable outreach and deep insights using comprehensive, up-to-date datasets and secure APIs.

Best For

SMBs
Mid-market
Enterprise
FullEnrich

FullEnrich

B2B Contact Enrichment

View

Pricing

Starting at $26

Key Features

Find emails and phone numbers
Waterfall enrichment with high find rate
Integrate with over thousand apps
FullEnrich

FullEnrich

View

FullEnrich helps B2B sales and marketing teams find more emails and phone numbers for their prospects, aiming to increase pipeline and customer reach. It aggregates contact information from over 15 vendors, verifies email deliverability, and integrates with tools like LinkedIn, Sales Navigator, Zapier, and CRMs.

Best For

SMBs
Mid-market
Enterprise
LeadMagic

LeadMagic

Lead Generation: Most Accurate & Lowest Cost Email Validation

View

Pricing

Starting at $99.99

Key Features

Email finder with high accuracy
Mobile finder with best accuracy
Real-time data enrichment
LeadMagic

LeadMagic

View

LeadMagic helps B2B companies by enriching their prospecting data with accurate emails, mobile numbers, and company information. It leverages AI technology to match data with real-time information and integrates seamlessly with various platforms to clean, validate, and push enriched data to outbound systems for improved lead engagement.

Best For

Startups
SMBs
Mid-market
Lemlist

Lemlist

AI-powered Sales Engagement Platform for Converting Ideal Buyers

View

Pricing

Starting at $55

Key Features

Find qualified leads fast
Enrich contact info automatically
Personalize outreach at scale
Lemlist

Lemlist

View

lemlist helps salespeople and marketers reach more customers by building lead lists, personalizing outreach, and improving email deliverability. It automates email personalization at scale and warms up email domains to avoid spam filters, supporting successful cold outreach campaigns across multiple communication channels.

Best For

Startups
SMBs
Agencies
Lusha

Lusha

B2B Lead Enrichment in a Click

View

Pricing

Starting at $22.45

Key Features

Chat to build pipeline faster
Verified data and live leads
Real-time leads and faster closes
Lusha

Lusha

View

Lusha helps sales, marketing, and recruiting professionals find contact information for prospects and key decision-makers. It leverages an AI-powered database of business profiles, complete with intent data and enrichment capabilities, to streamline outreach and improve conversion rates.

Best For

Startups
SMBs
Mid-market
Ocean.io

Ocean.io

B2B Lookalike Search for Prospecting Data

View

Pricing

Starting at $79

Key Features

Company lookalike search
People lookalikes search
APIs to transfer data
Ocean.io

Ocean.io

View

Ocean.io helps B2B teams find ideal prospects by identifying lookalike companies based on a provided URL. This drives efficient go-to-market strategies and improves conversion rates by focusing on companies most likely to need a given solution.

Best For

SMBs
Mid-market
Enterprise
People Data Labs

People Data Labs

The Single Source of Truth for People Data

View

Pricing

Starting at $98

Key Features

Build workforce data easily
Access fresh resume and contact data
License data feeds via cloud
People Data Labs

People Data Labs

View

People Data Labs helps HR tech, sales and marketing, investment intelligence, and fraud and identity companies by providing person and company data. It delivers this value via data collection and APIs, giving access to datasets that can be integrated into existing systems.

Best For

SMBs
Mid-market
Enterprise
Prospeo

Prospeo

Find business email addresses for outreach

View

Pricing

Starting at $39

Key Features

Find verified email addresses
search emails by domain
discover high-quality B2B mobile numbers
Prospeo

Prospeo

View

Prospeo helps sales professionals, recruiters, and marketers find verified email addresses and mobile numbers for outreach. It delivers this value by offering tools like an email finder, domain search, Sales Navigator export, mobile finder, email verifier, and a Chrome extension to locate contact information from various sources including LinkedIn and websites.

Best For

Startups
SMBs
Mid-market
Relevance AI

Relevance AI

Build your AI Workforce - AI for Business

View

Pricing

Starting at $29

Key Features

Build and manage AI workforce
Customize agents with natural language
Deploy and scale confidently
Relevance AI

Relevance AI

View

Relevance AI helps ops teams and subject-matter experts build and manage AI agents without needing technical skills. It offers a no-code platform where users can customize AI agents with AI tools and set triggers for automated task completion, allowing for integration with existing systems and scalability.

Best For

Startups
Scale-ups
SMBs
Mid-market
Enterprise
Swordfish

Swordfish

Find Cell Phone Numbers and Email Addresses

View

Pricing

Starting at $99

Key Features

Unlimited mobiles & emails
Find contact info anywhere
Bulk prospect search filters
Swordfish

Swordfish

View

Swordfish helps recruiters, sales professionals, and real estate agents find cell phone numbers and email addresses for prospects. It achieves this by providing a Chrome extension, prospect search tools, file enrichment, reverse lookup, and an API with accurate contact information and real-time validation.

Best For

Startups
SMBs
Mid-market
Wiza

Wiza

Email Finder for LinkedIn - B2B Database

View

Pricing

Starting at $83

Key Features

Find verified emails fast
Get accurate contact data
Export up-to-date info easily
Wiza

Wiza

View

Wiza helps sales teams, recruiters, and marketers find accurate B2B contact information. It actively checks live data sources when requested, unveiling validated prospect data such as email addresses and phone numbers, and integrates with CRMs for seamless data flow.

Best For

SMBs
Mid-market
Enterprise
ZoomInfo

ZoomInfo

B2B Database | Company Contacts & Intelligence

View

Pricing

Pricing not listed; talk to sales.

Key Features

High-quality B2B data
AI-driven sales intelligence
Automated lead routing workflows
ZoomInfo

ZoomInfo

View

Access to this page has been denied prevents bots from accessing a specific webpage. It achieves this by requiring users to confirm they are human, thus blocking automated access.

Best For

Startups
SMBs
Mid-market
Enterprise

Frequently Asked Questions

What are people enrichment APIs?

People enrichment APIs provide detailed personal and professional data to help improve customer profiles and outreach.

What can people enrichment APIs do?

They enhance contact information with data like job titles, social profiles, and demographics for better targeting.

How do people enrichment APIs work?

They pull data from multiple sources using identifiers like email or phone to return richer user details.

Are people enrichment APIs easy to set up?

Yes, most have simple API endpoints and clear documentation for quick integration.

Are people enrichment APIs free?

Some offer limited free tiers, but most require paid plans based on data volume or requests.

What is the common people enrichment APIs pricing?

Pricing usually starts around $50-$100 monthly and scales with usage and data depth.

What are the types of people enrichment APIs?

There are email-based, phone-based, social profile, and CRM enrichment APIs.

Do people enrichment APIs work with email?

Yes, email is the most common identifier used for enriching data.

What are the best people enrichment APIs tools?

Popular tools include Clearbit, FullContact, Pipl, and Hunter.io.

What are common people enrichment APIs integrations?

They often integrate with CRM systems, marketing automation, and helpdesk platforms.