Lusha

Search-then-enrich contact and company API with waterfall reveal

Contact Enrichment APIs
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What is Lusha?

Lusha is a verified B2B data platform serving go-to-market teams and AI agents. It combines a database of 515M+ verified contacts and 29M+ companies globally (132M contacts in the US, 165M+ verified emails) with intelligent scoring, buying signal detection, and waterfall enrichment to streamline prospecting and lead enrichment workflows.

Lusha news

  1. Waterfall Enrichment Documentation Updated

    Latest waterfall enrichment best practices published, documenting cost metrics and performance benchmarks. On a sample of 1,000 high-demand contacts, 98% of US contacts had a work email after waterfall ran, and 92% had both email and phone.

  2. Deep Intelligence Feature - Buy Signal-Driven Prospecting

    Lusha released Deep Intelligence with buying group mapping, lookalikes, website visitor tracking, and signals-driven recommendations. Features integrated into Workspace, API, and MCP with credit-based reveals.

    Source: Lusha Blog ↗
  3. Gong Enrich Data Partner Integration

    Lusha became a Gong Enrich Data Partner, enabling waterfall-based enrichment of missing emails and phones inside Gong workflows. Admins can configure Lusha in separate email and phone waterfalls with other data partners.

    Source: Lusha Blog ↗
  4. Prospecting API Enhancements - Per-Company Contact Caps

    v2.12.0 release added per-company caps and exact contact totals for prospecting requests, enabling better control over search results.

  5. Waterfall Reveal for Contact Enrichment Launched

    v2.6.0 introduced Waterfall Reveal feature enabling automatic fallback to third-party providers when Lusha's data has no match, adding extra reach on hard-to-match contacts.

Key features

Contact & Company Database

515M+ verified contacts, 29M+ companies, 77 data fields per record, with email confidence scores and phone number last-update timestamps

Buying Signals

30 types of dated buying signals including job changes, funding rounds, hiring surges, leadership changes, website traffic changes, IT spend changes, and LinkedIn activity

Buying Committee Mapping

Identifies decision-makers, champions, and users within target accounts

Waterfall Reveal

Since July 27, 2026: automatically falls back to third-party providers when Lusha's own data has no match, providing extra reach on hard-to-match contacts

Lookalike Accounts

AI-powered identification of similar contacts and companies

Website Visitor Tracking

Identifies company website visitors for intent signals

Multi-channel Access

Workspace (web app), Chrome extension, API, MCP servers (Claude, ChatGPT, Gemini, Perplexity), CRM integrations (Salesforce, HubSpot, Zoho, Monday), and automation platforms (Make, n8n, Zapier, Clay)

Lusha pricing

Credit-based system where reveals cost 1 credit for verified email and 5 credits for phone number. All plans share unified credit balance across Workspace, browser extension, API, and MCP. Unused credits on monthly plans accumulate up to twice the plan limit.

PlanPriceWhat's included
Free$0/month40 credits/month, basic prospecting features, browser extension, CRM integrations
Starter$49.90/month (or $449.10/year)400 credits/month
Professional$69.90/month (or $629.10/year)600 credits/month
Premium$399.90/month (or $3,599.10/year)3,400 credits/month
ScaleCustom pricingFor teams with 5+ users

Pros & cons

Pros

  • + Ease of use - fast setup, click-to-reveal workflow fits seamlessly into existing SDR processes
  • + High email accuracy - advertised 98% email accuracy with confidence scores
  • + Accurate contact information - top-mentioned pro on G2 with 87 mentions
  • + Fast reveals - typically returns results in 1-2 seconds
  • + Waterfall enrichment - extends reach by falling back to third-party providers
  • + MCP integration - native support for Claude, ChatGPT, Gemini, and Perplexity
  • + Unified credit balance - same credits work across Workspace, extension, API, and MCP

Cons

  • − Data inaccuracy - all five most-mentioned cons on G2 describe inaccurate or outdated data
  • − Phone accuracy lower - 85% US / 86% global phone accuracy (vs 98% email)
  • − High credit burn - credits deplete quickly in active prospecting workflows; one reviewer had 600-credit Professional plan exhausted by day 9
  • − Credits spent on every reveal - whether contact is ultimately used or not
  • − Limited phone support - slow or non-responsive customer service reported
  • − Annual plan reset - credits reset at cycle end on annual plans (not rollover)
  • − Auto-renewal - automatic billing renewal without reminder
  • − Local business weakness - performs better on office-based companies than store owners and local businesses

Who is Lusha best for?

  • • Email-first prospecting workflows - especially sales teams using Chrome extension on LinkedIn
  • • SDR and AE teams at tech/SaaS companies
  • • CRM enrichment and data freshness maintenance
  • • API-based programmatic enrichment at scale
  • • Sales teams using Claude, ChatGPT, or other AI assistants for prospecting
  • • Companies prioritizing ease of use and speed over volume

Frequently asked questions

What is Waterfall Reveal and how does it work?

Waterfall Reveal is an enhancement to Enrich Contacts that automatically falls back to enabled third-party providers when Lusha's own data has no match for a field. If enabled on your account with specific providers configured, it runs automatically on every enrichment call, providing extra reach on hard-to-match contacts. Billing applies for data returned; lookups that find nothing are not charged.

What identifiers can I use to search for contacts?

Lusha supports searching with email, LinkedIn URL, domain, and company name. Contact IDs can be passed to Enrich Contacts to reveal emails and phones.

Does Lusha work with AI assistants?

Yes. Lusha offers MCP servers that work with Claude, ChatGPT, Gemini, and Perplexity. An agent can search and enrich contacts and companies, pull 26 dated signals, find lookalikes, score accounts, and build Workspace tables. Reveals use credits from your plan's shared wallet.

Is the data GDPR and CCPA aligned?

According to Lusha's documentation, data access is GDPR and CCPA aligned.

What company signals are available?

30 signal types including headcount changes (1m/3m/6m/12m), hiring surges by department/location, website traffic increases/decreases, IT spend changes, LinkedIn activity changes, and 7 news categories (risk news, commercial activity, corporate strategy, financial events, people news, market intelligence, product activity).

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