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Platform A

Platform B

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Seamless.aiFind & Win Customers

STOA rating

5.8 / 10

Openness

OPENNESS 4/10API 2/3 · Export 0/3 · Contract 1/2 · Integrations 1/2

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API

The Seamless API is bundled with specific plan tiers or sold as an add-on. seamless.ai, checked 9 Oct 2026 (opens in a new tab)

Contract

Subscriptions are annual and renew automatically unless you cancel 60 days before the renewal date. seamless.ai, checked 9 Oct 2026 (opens in a new tab)

Connections

Seamless.AI runs an integrations page for tools you can export contacts to. seamless.ai, checked 9 Oct 2026 (opens in a new tab)

Strengths

Real-time contact data search with AI verification
Large B2B contact database with direct dials and emails
Chrome extension makes prospecting fast inside LinkedIn and websites
Free plan lets you test the tool before committing

Weaknesses

Data accuracy is inconsistent — expect some bounced emails and wrong numbers
Pricing is not transparent and credits run out faster than expected
Can feel pushy with upsells and sales outreach after signup
Limited CRM-like features — works best as a data sourcing add-on, not a standalone tool

Key features

Search a large database of B2B contacts to find emails and direct phone numbers
Use a Chrome extension to pull contact info while browsing LinkedIn or company websites
Build targeted prospect lists filtered by industry, job title, company size, and location
Get buyer intent data to identify companies actively looking for solutions like yours
Export leads directly to CRMs like Salesforce, HubSpot, and Salesloft
AI-generated sales pitches and messaging suggestions based on prospect profiles

AI features

Seamless.AI uses machine learning to find and verify business contact information in real time, including emails and phone numbers. It also offers an AI-powered pitch writer and buyer intent signals to help you prioritize which leads to contact first.

STOA verdict

Seamless.AI is best for small sales teams that need a steady stream of B2B leads and want to skip the manual research grind. The AI-powered contact finder is genuinely useful and can save hours of prospecting time, but the data accuracy can be hit-or-miss and the cost adds up quickly once you need more than a handful of credits per month.