Build Smarter With Lead & Web API

From CRMs to e-commerce, Slack, and custom apps - SmartMetrics API gives you the building blocks to enrich leads, fight spam, and automate workflows in minutes.

We plugged SmartMetrics API into our website forms and instantly stopped fake sign-ups. Now every lead arrives enriched and ready to act on.”

Maya T. - Marketing Manager

Lead email validation

Lead Email Validation

Email validation tools

Lead Email Enrichment

Ideal customer profile

Ideal Customer Profile

Website details and competitors

Website Details & Competitors

AI brand visibility

AI Brand Visibility

Website screenshot and favicon

Website Screenshot & Favicon

Conversion rate optimization opportunities

Conversion Rate Optimizations

LLM model comparison

LLM Model Comparison

Can't find what you need?

Request custom API implementation tailored to your needs

Ah, The Things You Can Build

Plug SmartMetrics API into CRMs, automation platforms, and your own apps to unlock powerful lead intelligence in minutes

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CRM Platforms

Lead Enrichment & Scoring

Connect with CRMs like HubSpot, Salesforce, Attio, or Airtable to automatically enrich contacts with verified emails, company details, and ICP fit scores - so your sales team always works with complete, reliable data.

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E-commerce & Leadgen

Form Enrichment

Enhance sign-ups from Shopify, WordPress, and other sites with validated emails, logos, and summaries before sending to your CRM.

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Fraud & Spam Protection

Trust & Safety

Block disposable emails, spam sign-ups, and low-quality leads before they enter your funnel to protect budgets and improve deliverability.

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Slack & Email

Alerts & Notifications

Send enriched leads, ICP scores, or change alerts directly into Slack channels or as automated email notifications.

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Zapier, Make & n8n

Workflow Automation

Build no-code automations that enrich leads, validate emails, or capture screenshots and route them into 5,000+ apps.

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Custom Apps & Services

Developer Integrations

Integrate SmartMetrics API into your own SaaS platforms, internal tools, or client projects with flexible endpoints and real-time enrichment.