Waterfall enrichment and AI research as a spreadsheet
Clay is a data enrichment and prospecting platform that presents itself as a spreadsheet where each column can call one of 100+ data providers or an AI research agent, letting teams build waterfall-enriched, deeply personalized lead lists.
Overview
Clay reframed B2B data from a vendor decision into an orchestration problem. Its spreadsheet interface lets each enrichment column try multiple providers in sequence, a 'waterfall' that takes the first verified hit across sources, while its AI agent, Claygent, researches arbitrary questions about a company or person from the open web and writes the answer into a cell.
That composability made Clay the centerpiece of the modern GTM-engineering stack: teams pipe in accounts from any source, enrich and score them across dozens of providers, generate personalized copy with AI columns, and push finished records into sequencers and CRMs on schedules. An entire job title, GTM engineer, professionalized largely around this workflow.
The market noticed at unusual speed: from a $500M valuation in mid-2024 to $1.25B in January 2025 to $3.1B by mid-2025, with a creator ecosystem (agencies, templates, courses) that functions as its distribution arm. Clay's bet is that the orchestration layer, not any single database, is where GTM value concentrates, and so far the market agrees.
Best for
GTM engineers and data-savvy teams building automated, multi-provider enrichment and personalization pipelines.
Not the right fit for
- Teams wanting a simple 'look up this person' tool; Lusha's extension does that with zero learning curve.
- Buyers expecting a proprietary database; Clay orchestrates others' data and isn't primarily a source.
- Cost-predictability-first procurement; credit consumption scales with workflow ambition and needs active management.
- Non-technical teams without anyone willing to think in tables, waterfalls, and prompts.
How it works
- 1
Work starts in a table. Rows arrive from any source: CRM sync, CSV upload, LinkedIn/Sales Navigator scrapes, intent triggers, job boards, or Clay's own company/people search. Each row is an account or person to be researched.
- 2
Columns do the work. An enrichment column configures a waterfall: try provider A for a verified email, fall back to B, then C, consuming credits only on hits. A Claygent column takes a natural-language research brief ('Does this company run outbound? Cite the evidence') and browses the web to answer per row. Formula, scoring, and AI-prompt columns transform, qualify, and draft personalized copy from everything the row now knows.
- 3
Finished rows leave on triggers: push to Instantly/Smartlead/HeyReach campaigns, write to HubSpot/Salesforce, fire webhooks, or export. Tables re-run on schedules so lists stay fresh, and templates let teams clone entire proven workflows in one click.
Feature breakdown
20 features in 5 modulesWaterfall enrichment
The core mechanic that beats any single provider.- 100+ integrated providers
- Email, phone, firmographic, technographic, and social data sources callable per column.
- Sequential fallback logic
- Each data point cascades through chosen providers until one returns a verified answer, so coverage compounds.
- Pay-per-hit credits
- Credits consume only on successful returns, making deep waterfalls economically rational.
- Bring-your-own API keys
- Use existing provider contracts at cost inside Clay's orchestration.
- Validation steps
- Email verification and confidence scoring inline before records ship.
Claygent (AI research)
An analyst per row, at scale.- Open-web research agent
- Answers arbitrary briefs per row by browsing, hiring signals, tech usage, compliance posture, anything findable.
- Structured outputs
- Returns typed fields (yes/no, categories, citations) ready for scoring and routing.
- Model selection
- Choose LLM tiers per column to balance cost and rigor.
- Source citations
- Answers carry links, keeping AI research auditable.
Sourcing & signals
Where rows come from.- People & company search
- Native prospecting sources plus LinkedIn/Sales Nav imports build initial lists.
- Intent & trigger feeds
- Job postings, fundraise announcements, tech installs, and news events create rows automatically.
- CRM-driven tables
- Sync segments from HubSpot/Salesforce as living tables for enrichment and scoring.
- Webhook & API ingestion
- Any system can post rows into a table.
AI personalization & scoring
From enriched data to send-ready assets.- AI prompt columns
- Generate first lines, full emails, or call notes from the row's complete research context.
- Scoring formulas
- Qualification logic across any columns produces routable fit/priority scores.
- Conditional formatting & runs
- Only qualified rows consume expensive downstream columns, cost control as workflow design.
Orchestration & delivery
Getting finished data where it works.- Native sequencer pushes
- Instantly, Smartlead, HeyReach, lemlist, and Outreach/Salesloft integrations enroll rows directly.
- CRM write-back
- Create/update HubSpot and Salesforce records with field mapping.
- Scheduling & automation
- Tables re-run on cadence; workflows chain via webhooks and HTTP columns.
- Templates & team workspaces
- Proven workflows clone instantly; roles and shared credits govern teams.
Use cases
4 documentedGTM engineer at a growth-stage SaaS
Owns the outbound pipeline: 5,000 accounts/month need enrichment, qualification, personalization, and routing to sequencers.
One Clay workspace replaces four point tools; waterfalls lift email match rates ~30 points over any single provider, and Claygent's research feeds personalization that doubles reply rates.
Outbound agency
Every client needs bespoke list-building with different data requirements, delivered fast and repeatably.
Template workflows per client archetype turn a week of manual research into an afternoon of table runs.
RevOps enriching inbound
Inbound leads arrive sparse; routing and scoring need firmographics and context within minutes.
Webhook-fed tables enrich, score, and write back to the CRM automatically, inbound routing runs on complete data.
ABM team hunting trigger events
Wants outreach timed to fundraises, exec hires, and tech migrations across a 2,000-account territory.
Signal feeds create rows on trigger; Claygent validates relevance; qualified events reach sequencers same-day.
Pricing
from Free plan; paid from $149/moCredit-based monthly tiers; provider calls and Claygent runs consume credits (only on successful hits for waterfalls). Feature gates (CRM write-back, webhooks) sit at tier boundaries.
| Plan | Price | Includes |
|---|---|---|
| Free | $0 forever |
|
| Starter | $149 per month |
|
| Explorer | $349 per month |
|
| Pro | $800 per month |
|
| Enterprise | Custom annual |
|
Add-ons
- Credit top-ups (metered): Additional credits beyond monthly allowance.
Billing notes
- Annual billing discounts apply; credits reset monthly (no rollover on standard plans).
- Waterfall depth and Claygent model choice drive real cost, the same table can cost 1x or 5x by configuration.
- BYO API keys shift provider costs to your own contracts, often the cheapest path at scale.
- Conditional runs (only enrich qualified rows) are the essential cost-control pattern.
Value assessment: Clay's effective price is workflow-dependent: well-designed tables deliver coverage and personalization no single vendor matches at any price, while naive configurations burn credits alarmingly. Teams treating credit design as part of the craft consistently report it as the stack's highest-ROI line item.
Strengths & limitations
Strengths
- Waterfall coverage decisively beats any single data provider.
- Claygent turns open-web research into a scalable, auditable pipeline step.
- Deep native integrations across the modern outbound stack (sequencers, CRMs, signals).
- Template/creator ecosystem compounds, proven workflows are one click away.
- Category-defining momentum: the orchestration layer is becoming the stack's center, and Clay owns it.
Limitations
- Real learning curve, tables, waterfalls, and prompt design reward (effectively require) a technical operator.
- Credit economics are powerful but unforgiving without active management.
- Not a proprietary data source; quality ceilings are its providers'.
- Enterprise governance (SSO, roles, audit) only matures at top tiers.
- Dependence risk: stacks built around Clay concentrate a lot of process in one vendor's pricing decisions.
Head-to-head comparisons
3 alternativesClay vs Apollo.io
from Free plan; paid from $49/user/moApollo is a source with execution attached; Clay orchestrates many sources with research and personalization on top. They increasingly nest: Apollo as the cheap first waterfall step inside Clay. Simple stacks stop at Apollo; ambitious ones add Clay.
Full Clay vs Apollo.io comparisonClay vs Lusha
from Free plan; paid from $36/user/moLusha is a precision instrument (dials, one-click reveals); Clay is a factory. SDRs reach for Lusha mid-call; GTM engineers run Lusha as one provider inside Clay waterfalls.
Full Clay vs Lusha comparisonClay vs Smartlead
from $39/moComplementary layers of the same pipeline: Clay builds and personalizes the list, Smartlead (or Instantly/HeyReach) executes it. The native integrations make the pairing the reference architecture.
Full Clay vs Smartlead comparisonImplementation & onboarding
- Setup time
- First enriched table in an hour via templates; a production pipeline (sources, then waterfalls, then scoring, then delivery) typically takes 2-4 weeks to harden.
- Learning curve
- The steepest in this report, genuinely a skill. Templates, the academy, and a large creator ecosystem (courses, agencies) flatten it substantially.
- Onboarding
- Self-serve with template library; Enterprise adds guided onboarding. A hire-or-train decision for a Clay owner is part of adopting it seriously.
- Migration notes
- Ingesting existing lists/CRM segments is trivial; the migration cost runs the other way, workflows built in Clay don't export to anything comparable. BYO keys reduce provider lock-in.
Platform, API & security
- Platforms
- Web appChrome extensionREST API
- API
- API for table ingestion and management, HTTP/webhook columns for arbitrary calls; extensive native integration catalog.
- Compliance
- SOC 2 Type IIGDPR program
- Data residency
- US-hosted.
- SSO
- Google sign-in; SAML SSO on Enterprise.
- Security notes
- Provider calls proxy through Clay with key encryption for BYO contracts; published security documentation. Data processed reflects whatever sources you orchestrate, compliance posture is partly configuration.
Support & resources
- Channels
- Chat & emailPriority support upper tiersDedicated support on Enterprise
- Documentation
- Excellent university, template library, and provider-by-provider guides.
- Community
- The category's strongest: a large practitioner community, creator courses, and specialist agencies (a genuine hiring market for 'Clay experts').
Company
- Founded
- 2017
- Headquarters
- New York City, US
- Ownership
- Venture-backed (private)
- Founders
- Kareem Amin, Nicolae Rusan
- Employees
- ~250 (est. 2026)
- Funding
- $160M+ raised; valued at $3.1B (mid-2025).
Funding history
| Round | Amount | Year | Notes |
|---|---|---|---|
| Series B | $62M | 2024 | Meritech; ~$500M valuation |
| Series B ext. | $40M | 2025 | January; $1.25B valuation |
| Series C | $100M | 2025 | CapitalG; $3.1B valuation |
Timeline
- 2017Founded; years of quiet iteration on programmable spreadsheets.
- 2022GTM-engineering community discovers waterfall enrichment; growth ignites.
- 2023Claygent launches, AI research becomes a pipeline primitive.
- 2024$500M valuation; creator ecosystem and templates compound distribution.
- 2025$1.25B (Jan) then $3.1B (mid-year) as the orchestration layer thesis wins.
- 2026Enterprise governance and deeper CRM automation court larger orgs.
Integrations
- Apollo
- Lusha
- Hunter
- Prospeo
- Datagma
- HubSpot
- Salesforce
- Instantly
- Smartlead
- HeyReach
- lemlist
- Outreach
- Salesloft
- OpenAI / Anthropic (AI columns)
- Zapier
- Make
- Webhooks/HTTP
Frequently asked questions
9 questionsWhat is Clay used for?
Clay is used to build enriched prospect lists: it pulls leads from any source, cascades enrichment across 100+ data providers, runs AI research on each row, generates personalized copy, scores and qualifies records, and pushes results into outreach tools and CRMs automatically.
What is waterfall enrichment?
Trying multiple data providers in sequence for each data point, checking, say, three email providers until one returns a verified address, paying credits only on hits. Match rates typically beat any single provider by 20-40 percentage points.
What is Claygent?
Clay's AI research agent: give it a natural-language brief ('Find evidence this company sells to enterprises; cite sources') and it browses the web per row, returning structured, citable answers that feed scoring and personalization.
How much does Clay cost?
A free 100-credit plan; paid tiers at $149 (Starter), $349 (Explorer), $800 (Pro) monthly with credit allowances, and custom Enterprise. Real cost depends on workflow design, waterfall depth and AI model choice, plus optional top-ups.
Is Clay a data provider?
Primarily no, it orchestrates other providers (and its own sourcing/search) rather than selling a proprietary database. Its value is coverage, research, and workflow, with credits reselling provider access.
Is Clay hard to learn?
It's the most skill-intensive tool in the modern GTM stack, closer to learning a light programming environment than an app. Templates and courses help; serious adoption usually means designating a Clay owner.
Does Clay replace Apollo?
Usually it wraps it: Apollo commonly serves as a cheap first waterfall step inside Clay tables. Teams with simple needs stay on Apollo alone; teams orchestrating multiple sources and personalization graduate to Clay.
What sequencers does Clay push to?
Native integrations cover Instantly, Smartlead, HeyReach, lemlist, Outreach, and Salesloft, plus CRM write-back to HubSpot/Salesforce and generic webhooks for everything else.
How do I control Clay costs?
Design for it: conditional runs so only qualified rows hit expensive columns, shallow-to-deep waterfall ordering, cheaper AI models where rigor allows, and BYO API keys for providers you already license.
Editorial verdict
Clay is the most consequential product in this report: it moved the center of outbound gravity from databases and sequencers to the orchestration layer between them, and its valuation sprint reflects substance, not froth. The costs are honest, a real learning curve and credit economics that punish sloppiness, but teams that invest in the craft get coverage, research, and personalization nothing else assembles. If your outbound has an engineer, this is their instrument.
Written by the SaaSTracker editorial team. Awards, when shown, are judged against the published criteria in our methodology.
Awards & badges
1 heldClay holds 1 award from the SaaSTracker editorial program. Badges may be displayed by the vendor; each embed links back to this profile.
Momentum · B2B Data Providers
“Waterfall enrichment plus AI research agents turned Clay from a niche tool into the center of the modern data stack.”
<a href="https://saastracker.org/products/clay"><img src="https://saastracker.org/badges/embed/clay/momentum-summer-2026.svg" width="180" height="180" alt="Clay: Momentum, B2B Data Providers. SaaSTracker Summer 2026 Awards." /></a>
