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SPECIFICTION
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Seamless.AI

seamless.ai

Free plan WebAPIBrowser extension
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Spec score 8.4 #27 of 77 in B2B Contact Data Providers

What it is

Seamless.AI is a real-time search engine for B2B lead and contact prospecting, available on web, through an extension, and by API. It searches the public web to find and validate contact information; the listed contact database size is 1,300,000,000. Prospector uses dynamic filters to find verified emails and mobile phones for B2B buyers. Buyer Intent highlights prospects actively buying a product, while Job Changes tracks decision-makers changing jobs. CRM Enrich adds information to CRM records, and outreach features cover email, calls, and social channels, including email sending and an AI-powered phone dialer. The integrations page names Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, and Pipedrive, with availability and capabilities varying by integration and plan. The free plan costs nothing for one user and 50 credits. Pro lists unlimited exports, while Enterprise lists unlimited users and exports; neither plan has a listed price. API key access is available on business plans, with eligibility and pricing details available from sales. The company says it refunds a credit automatically for an invalid email.

Spec sheet

Purpose
Seamless.AI is a real-time search engine that helps B2B companies find sales leads and prospect contact information.Read 8 Oct 2026 · seamless.ai
Intended users
The company describes the platform as serving founders, B2B sales teams, SDRs, RevOps, recruiting, finance, marketing, and customer success teams.Read 8 Oct 2026 · seamless.ai
Free plan
YesRead 21 Sep 2026 · seamless.ai
API
API key access is available as part of business plans, with plan eligibility and pricing details available from sales.Read 8 Oct 2026 · seamless.ai
Integrations
The integrations page lists Salesforce, HubSpot, Microsoft Dynamics, Outreach, Salesloft, Zoho CRM, Pipedrive, and other tools; availability and capabilities vary by integration and plan.Read 8 Oct 2026 · seamless.ai
Security
The company states it is GDPR and CCPA compliant, SOC 2 Type II compliant, and ISO 27001 certified.Read 8 Oct 2026 · seamless.ai
Support
The company offers account support through its support contact page and a knowledge base.Read 8 Oct 2026 · seamless.ai
API access
YesRead 21 Sep 2026 · seamless.ai
Buyer signals
Buyer Intent identifies prospects actively buying a product, while Job Changes tracks when decision-makers change jobs.Read 8 Oct 2026 · seamless.ai
Contact data
The platform searches the public web in real time to find, verify, and validate contact information.Read 8 Oct 2026 · seamless.ai
Contact database size
1300000000Read 21 Sep 2026 · seamless.ai
Credit protection
The company says it automatically refunds a credit when an email is invalid.Read 8 Oct 2026 · seamless.ai
CRM enrichment
CRM Enrich automatically enriches CRM records to help keep them complete and accurate.Read 8 Oct 2026 · seamless.ai
Direct-dial data
YesRead 21 Sep 2026 · seamless.ai
Intent data
YesRead 21 Sep 2026 · seamless.ai
Outreach
The platform supports email, calls, and social outreach, including email sending and an AI-powered phone dialer.Read 8 Oct 2026 · seamless.ai
Prospecting
Prospector finds verified emails and mobile phones for B2B buyers using dynamic filters.Read 8 Oct 2026 · seamless.ai
Technographic filters
YesRead 21 Sep 2026 · seamless.ai

Plans and prices

Free Free 1 user · 50 credits Read 21 Sep 2026 · seamless.ai
Pro Price not published Unlimited exports Read 21 Sep 2026 · seamless.ai
Enterprise Price not published Unlimited users · Unlimited exports Read 21 Sep 2026 · seamless.ai
Free Free Up to 50 credits Read 8 Oct 2026 · seamless.ai

Every Seamless.AI plan and price →

Strong points and limits

Strong points

  • Searches a listed database of 1,300,000,000 contacts.
  • Finds verified emails and mobile phones with filters.
  • Includes buyer intent and job-change signals.
  • Free plan includes one user and 50 credits.
  • Automatically refunds credits for invalid emails.

Limits

  • Free plan is limited to 50 credits.
  • API eligibility and pricing require sales details.
  • Integration availability and capabilities vary by plan.

Who it suits

It suits B2B sales and prospecting work, including founders, SDRs, RevOps, recruiting, finance, marketing, and customer success teams. API access is for eligible business plans, with details available from sales.

Verdict

Seamless.AI combines contact search, buyer signals, CRM enrichment, and outreach tools. The free plan includes one user and 50 credits; plan and API details beyond that are not fully priced here.

Where Specifiction places it

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