Seamless.AI
AI-powered sales lead and contact data platform
About Seamless.AI
Seamless.AI is a real-time B2B sales intelligence platform that helps sales teams find verified contact data, including direct dials, mobile numbers, and email addresses. With over 1.7 billion contacts and 150 million company profiles, it uses AI to power prospecting, data enrichment, and buyer intent signals.
Pros & Cons
Pros
- Massive database with 1.7B+ contacts and 150M company profiles
- Real-time data verification for higher accuracy on fresh lookups
- Autopilot feature saves hours by auto-building prospect lists to your criteria
- Strong CRM integrations with Salesforce, HubSpot, and major sales tools
- Pitch Intelligence provides comprehensive contact and account research in one view
- Built-in outreach tools (Connect) eliminate need to switch between platforms
Cons
- Contact data accuracy varies - users report 20-30%% email bounce rates in some markets
- Pricing is opaque with no published rates for Pro/Enterprise tiers
- Credit system can be limiting - heavy prospectors run out mid-cycle
- Cancellation process is difficult with reports of unwanted auto-renewals
- Many premium features (Buyer Intent, Autopilot) require expensive add-ons
Key Features
Real-Time Search Engine
Find verified B2B contact data including direct dials, mobile numbers, and email addresses in real time
Autopilot
Automatically generates extensive contact lists based on your set criteria, handling large volumes of data instantly
Pitch Intelligence
Research portal aggregating all publicly available info about a contact or account for more complete outreach context
Seamless Connect
Built-in outreach workspace for email, calling, and activity tracking without leaving the platform
Buyer Intent Data
Identify companies actively researching solutions like yours so you can prioritize high-intent leads
Job Change Alerts
Track when key contacts change jobs to re-engage warm leads at their new companies
Data Enrichment
Enrich your existing CRM records with up-to-date contact details and firmographic data
CRM Integrations
Native integrations with Salesforce, HubSpot, Outreach, and other major sales tools
AI Writer
AI-powered assistant that helps craft personalized outreach messages and sales copy
Chrome Extension
Find contact data directly from LinkedIn profiles and company websites while browsing
Pricing
- 50 lifetime credits
- Email addresses & cell phones
- Real-time search engine
- Premium integrations
- Enterprise security
- Self-serve knowledge base
- Daily credit refresh
- All Free features
- Writer AI Assistant
- Data Enrichment add-on
- Autopilot add-on
- Job Changes add-on
- Priority support queue
- Onboarding specialist
- Live chat support
- Unlimited users
- Custom credit volume
- All Pro features
- Buyer Intent Data
- Dedicated success manager
- Quarterly business reviews
- Phone support
- API access
Best For
Outbound Sales Prospecting
SDRs and BDRs use Seamless.AI to build targeted prospect lists with verified direct dials and emails for cold outreach campaigns
Account-Based Marketing
Marketing teams identify and enrich contacts at target accounts, using buyer intent data to prioritize companies actively in-market
CRM Data Enrichment
Sales ops teams clean and enrich existing CRM records with up-to-date contact information, reducing data decay and improving outreach quality
Recruiting & Talent Sourcing
Recruiters leverage the contact database to find direct contact info for passive candidates, bypassing LinkedIn InMail limitations
Market Research & Competitive Intelligence
Business development teams map out decision-makers at competitor clients and target industries for strategic expansion
Similar Tools
ManyChat
The #1 chat marketing platform for Instagram, Messenger, WhatsApp & SMS
Inrō
Instagram DM automation to drive growth and sales
CreatorFlow
Instagram DM automation built specifically for creators
AWeber
Email marketing and automation for small businesses
BookYourData
B2B contact database with 97% accuracy guarantee
Amplemarket
AI Sales Copilot for sales teams
Featured In
Best B2B Contact Data Providers for Sales Prospecting (2026)
Best for data freshness — if your outbound suffers from outdated contacts and bounced emails, Seamless.AI's real-time verification produces the most current data available
Seamless.AI vs Lusha: Best B2B Data Provider for Sales Prospecting (2026)
Best for large US-focused sales teams that need maximum database coverage and high-volume automation — but only if you can absorb the data accuracy variance and commit to opaque, annual pricing.
7 Best Sales Intelligence Tools for Finding Ready-to-Buy Leads (2026)
Best for high-volume SDR teams who prioritize real-time data freshness and automated list building over perfect accuracy — most effective when paired with email verification tools to filter the higher bounce rates.
Best B2B Lead Generation Tools That Actually Build Pipeline (2026)
Best for teams that prioritize data freshness over volume — Seamless.AI's real-time verification delivers more accurate contact data than static databases, at the cost of slower list building and opaque pricing.
7 Apollo.io Alternatives With Better Email Verification (2026)
Best for teams who want the freshest possible data and are comfortable with variable accuracy — the real-time AI approach produces strong results for well-known contacts but less reliability for niche targets.