BlitzAPI is an API-first B2B data infrastructure that transforms GTM playbooks into automated, scalable workflows through composable REST endpoints for contact enrichment, email validation, and company targeting.
What is BlitzAPI?
BlitzAPI is a collection of high-performance B2B data APIs designed for Growth, Revenue, and Operations teams. It takes company domains, LinkedIn URLs, and other identifiers as input and produces verified emails, phone numbers, enriched company profiles, and deliverability validation as output. The platform runs on a cloud infrastructure, accessible via REST APIs, and is developed by BlitzAPI.
Key Features
- Smart ICP Targeting — Algorithm finds and ranks ideal decision-makers prioritized by persona.
- Verified Email & Phone Enrichment — Provides verified, accurate emails and direct phone numbers from over 360M contacts.
- Catch-All Email Validation — Validates catch-all emails with >98% accuracy in real time.
- People Enrichment — Enriches company and profile data using powerful APIs.
- Unlimited Data Enrichment — Enrich emails, phones, LinkedIn and company data at scale through simple API calls.
- Waterfall ICP — Prioritize by persona, stop when quota is met to get only what matters.
- Seamless Integrations — Integrates with Make, Zapier, N8N, Clay, Salesforce, HubSpot, Airtable, Google Sheets.
Who is it for?
- Growth and Revenue teams — to build automated outbound playbooks with verified contact data.
- Cold email senders — to ensure high deliverability with real-time email validation.
- Multi-channel outreach teams — to access unlimited phone numbers for phone-based campaigns.
- Operations teams — to enrich and clean CRM data at scale.
What can you do with BlitzAPI?
- ICP-targeted outreach — Find ideal decision-makers instantly using smart targeting algorithms.
- Automated lead enrichment — Enrich incoming leads with verified emails and phone numbers automatically.
- Email validation at scale — Validate catch-all emails with >98% accuracy in real time.
- Firmographic enrichment — Enrich company data from domains for better segmentation.
Pricing
BlitzAPI operates on a credit-based model with three subscription tiers: "Unlimited Leads" at $399/month, "Unlimited Email" at $499/month, and "Unlimited Phone Numbers" at $599/month. A free trial with 1,000 credits is available at app.blitz-api.ai/login.
FAQ
What exactly is BlitzAPI?
BlitzAPI is a collection of high-performance B2B data APIs designed specifically for Growth, Revenue, and Operations teams. From ICP targeting and contact enrichment to email validation, our APIs provide real-time, verified data at the lowest possible cost.
Do I need a developer to use BlitzAPI?
Not necessarily. While BlitzAPI is designed for technical teams comfortable with APIs, it integrates seamlessly into no-code tools like Make, Zapier, N8N, and Airtable. Complete documentation, examples, and step-by-step tutorials are provided.
Is BlitzAPI GDPR compliant?
Yes. BlitzAPI ensures compliance by never storing or processing sensitive personal data unnecessarily. All data provided is publicly sourced, professionally validated and meeting GDPR standards.
What integrations are supported?
BlitzAPI integrates with Make, Zapier, N8N, Clay, Salesforce, HubSpot, Airtable, Google Sheets, and internal custom scripts.









