Business & Marketing

Seamless.AI: AI Platform for B2B Lead Generation and Contacts

Seamless.AI: AI Platform for B2B Lead Generation and Contacts
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Seamless.AI

  • Free: 50 credits for life · Basic: $147/mo · Pro/Enterprise: on request
  • Web, Chrome extension, API
  • 1.7 billion+ contacts · 414 million+ mobile numbers
  • Integrations: Salesforce, HubSpot, Salesloft, Outreach, Greenhouse
  • Seamless Connect - email + VoIP + LinkedIn in one window (from 2026)
1 million+
Users
4.4/5
G2 Rating (5000+ reviews)
2015
Founded
150 million+
Company Profiles

Seamless.AI is a B2B lead generation platform that scans the internet at the time of request and provides up-to-date contacts with verified emails and direct phone numbers instead of relying on a static database. The tool caters to SDR, AE, recruiters, and RevOps teams who prioritize speed and accuracy in prospecting.

Key Fact: In February 2026, an independent test showed a 74% email delivery rate - a real measure of data quality to consider in budget planning.

Key Features of Seamless.AI

  • Real-Time AI Search - A database of 1.7 billion+ contacts and 150 million+ company profiles is updated with each request rather than being stored as a data snapshot.
  • Seamless Connect (January 2026) - A unified hub for prospecting: lead search, Gmail integration, VoIP calls powered by Twilio, LinkedIn sales, and tasks in one workspace.
  • Buyer Intent Data - The proprietary technology processes 16.4 billion interactions per month from 5000+ sites across 12,000 thematic categories to prioritize "hot" accounts.
  • Job Changes - A filter for finding contacts who have recently changed positions or companies: new executives are statistically more open to proposals from new vendors.
  • AI Agents and Autopilot - Six specialized agents (Outbound, Inbound, Ops, Marketing, Customer Success, Recruiting) plus an autonomous Autopilot for automatically building lists without manual intervention.
  • Auto Pitch Writer - Generates personalized cold emails based on ICP parameters of the contact list; launched in 2024.
  • MCP Server (May 2026) - Native integration with Model Context Protocol for embedding platform data into AI agent chains and LLM workflows.

Advantages and Disadvantages

Pros
  • Real-time search instead of a static database
  • 414 million+ verified mobile numbers
  • Seamless Connect unifies the entire sales cycle
  • Credit Back Protection for invalid emails
  • Chrome extension for LinkedIn without switching
  • G2 Top 100 Satisfaction 2025
Cons
  • Annual contracts with aggressive auto-renewal
  • Pro and Enterprise - only after a demo call
  • 20-30% outdated contacts based on reviews
  • Weak coverage of Europe and APAC
  • Minimum of 5 licenses for the Pro plan

Seamless.AI Pricing in 2026

The platform uses a credit system: one credit equals one contact. The actual cost can be 40-60% higher than the base price due to surcharges for additional credits and Intent Data.

Free
$0
  • 50 lifetime credits (no renewal)
  • AI search for emails and phones
  • Basic CRM integrations
  • Chrome extension
Basic
$147/mo
  • 250 credits/month (expire at the end of the period)
  • Email and phone search
  • CRM integrations, Chrome extension
  • Annual payment
Enterprise
from $149/user/mo
  • Everything from Pro + public API
  • SSO and dedicated manager
  • Custom credit limits
  • Average SMB cost: $8,703/year
Important: Contracts auto-renew with 30-60 days' notice - mark the end date in your calendar and send a cancellation in writing well in advance.

Seamless.AI vs Competitors: Key Differences

ZoomInfo excels in the depth of corporate data (org charts, direct dials) and enterprise analytics but costs $15,000-25,000+/year. Seamless.AI stands out for real-time search speed and accessibility for medium-sized teams.

Apollo.io offers more transparent pricing and built-in outbound sequences with a dialer. Seamless.AI leads in the volume of mobile numbers (414 million+ vs. Apollo) and data update speed.

Cognism is a leader in the EMEA market with phone-verified Diamond Data and GDPR compliance. If more than 30% of your target audience is in Europe, Cognism will be more accurate. Seamless.AI focuses on the USA and North America.

Use Cases

Rapid Prospecting
An SDR builds a list of 1000+ targeted contacts by filters (position, industry, geo) and exports to Salesforce with one click - in minutes instead of hours.
ABM and Intent Targeting
The ABM team prioritizes accounts currently researching competitors through Buyer Intent Data - and launches outreach in Seamless Connect.
CRM Enrichment
RevOps connects the API to HubSpot for automatic enrichment of new leads with updated phones and firmographics without manual entry.
Recruiting Sourcing
A recruiter instantly gets a verified email and direct number of a candidate from LinkedIn using the Chrome extension and exports it to Greenhouse.

Who Seamless.AI is For

  • SDR and BDR - build ICP lists and launch multichannel sequences based on buyer intent signals.
  • AE in B2B SaaS - track Job Changes of key contacts and integrate data directly into CRM to expedite deals.
  • Recruiters and HR - find passive candidates by role and company through LinkedIn overlay with verified contacts.
  • RevOps Teams - automate pipeline enrichment via API and maintain the relevance of contact databases without manual labor.
  • Marketing Agencies - build niche lists of decision-makers for client outreach campaigns filtered by industry and company size.

How to Get Started with the Platform

  1. 1
    Sign Up for Free - create an account on seamless.ai in 1 minute. You’ll receive 50 lifetime credits to test search and interface.
  2. 2
    Install the Chrome Extension - add it to your browser and open LinkedIn. The extension instantly shows verified contacts over profiles.
  3. 3
    Connect Your CRM - set up an automatic export of found contacts to your pipeline via native integration with Salesforce, HubSpot, or Pipedrive.
  4. 4
    Request a Pro Plan Demo - if 50 credits proved valuable, negotiate terms with a manager. Confirm exact credit volumes, refund policy, and auto-renewal date before signing the contract.

Frequently Asked Questions about Seamless.AI

Is Seamless.AI Free?

Yes, there is a free plan with 50 lifetime credits - they do not renew monthly and are only intended for getting acquainted with the interface. A paid plan is necessary for full-fledged prospecting.

How Does the Credit System Work?

One credit = one revealed contact (email or phone). In the Basic plan, 250 credits/month expire at the end of the period. Credit Back Protection (2025) automatically reimburses credits for invalid emails.

How Does Seamless.AI Differ from Apollo.io?

Seamless.AI leads in mobile number volume (414 million+) and real-time search speed. Apollo.io offers more transparent pricing, built-in outbound sequences, and is better for teams needing sales and automation in one place without annual contracts.

How GDPR Safe is the Platform?

Seamless.AI is primarily aimed at the US market and is not positioned as a GDPR-compliant first choice tool for European teams. For EMEA-base work, consider Cognism with its phone-verified Diamond Data and built-in GDPR compliance.

Seamless.AI is a mature platform for teams prioritizing the volume and freshness of B2B contacts in the American market. Before signing an annual contract, test 50 free credits, check real deliverability on your ICP, and mark the auto-renewal date - these three steps will save your budget and nerves.

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