THE SEAMLESS.AI ALTERNATIVE

Seamless.AI Finds Contact Details. Datamagnet Returns Profile Data.

Seamless.AI is a sales platform: verified emails, mobile numbers, a Chrome extension and a dialer, licensed per user on an annual contract. Datamagnet is a live profile data API: POST a profile, company or post URL, get structured JSON fetched live, priced in credits. Different outputs, different buyers — and often both.

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Datamagnet
Seamless.AI
Verified emails & phone numbers
Posts, comments & reactions
Published dollar pricing
From $39/mo
Quote only
Contract term
Monthly or pay-as-you-go
Annual, auto-renewing
Priced per seat
No — credits only
Per user license
Seamless.AI subscription term, 60-day cancellation notice
AnnualSeamless.AI subscription term, 60-day cancellation notice
Universal Credits on a Seamless.AI Basic license
250/moUniversal Credits on a Seamless.AI Basic license
Per live Datamagnet profile
1 creditPer live Datamagnet profile

Datamagnet vs Seamless.AI: the short answer

Seamless.AI and Datamagnet solve different halves of prospecting. Seamless.AI is a seat-licensed sales platform that finds verified business emails and mobile numbers, then lets reps dial and email from the same tab; if contact details are what you are buying, Datamagnet cannot replace it — we return no emails and no phone numbers. Datamagnet is a live profile data API: POST a profile, company or post URL and get structured JSON fetched live, priced in credits with no seats and no annual contract. Buy Seamless.AI for reps. Buy Datamagnet for pipelines, products and agents.

Our verdict

Seamless.AI is a strong tool for a sales floor and a weak fit for a data pipeline. Its contact coverage, Chrome extension, dialer and CRM write-back are things Datamagnet does not attempt, and its API — free on every plan since May 2026 — is genuinely capable. But it is licensed per user on an annual auto-renewing contract, publishes no prices, and returns contact records rather than profile and engagement data. Datamagnet is the better fit when the consumer of the data is code, and the wrong fit when the consumer is a rep who needs a phone number.

Which one should you pick?

Straight guidance, including the cases where we're the wrong answer.

Choose Datamagnet if

  • The thing calling the API is your product, a data pipeline or an agent — not a rep in a browser tab
  • You want the profile as it reads right now, fetched at request time from the URL you pass in
  • You need post content, commenters, reactors and reposters as structured data
  • You want a synchronous response — POST, get JSON — rather than submitting a job and polling for it
  • You will not sign an annual contract or pay per seat for data your servers consume
  • You want job-change and engagement signals pushed to an HMAC-signed webhook, not surfaced as a search filter

Choose Seamless.AI if

  • You need verified email addresses, mobile numbers or direct dials — Datamagnet returns none of them
  • Your reps prospect from a Chrome extension while browsing, which Datamagnet has no equivalent for
  • You want to send email, make calls and run campaigns inside the same tool that found the lead
  • You buy buyer intent data and want it in the same platform as your contact records
  • You need native write-back into Salesforce, HubSpot or Dynamics with no engineering work
  • Your targets are not reliably on LinkedIn, so a profile-keyed API would leave gaps

Datamagnet vs Seamless.AI, feature by feature

What each tool actually returns, how fresh it is, and what it costs to run.

Data & API coverage

Data & API coverage: Datamagnet compared with Seamless.AI, feature by feature
FeatureDatamagnetSeamless.AI
Verified business email addresses No Yes
Mobile numbers and direct dials No Yes
Chrome extension for prospecting while browsing No Yes
Email sending, dialer and campaigns No Yes
Buyer intent data No Yes
Native CRM write-back (Salesforce, HubSpot, Dynamics) No Yes
Profile fetched live at request time Yes No
LinkedIn URL as the lookup key YesNot documented
Post content, comments, reactions and reposts Yes No
Sales Navigator search URL as an input Yes No
Synchronous API response YesAsync — submit, then poll or webhook
Job-change & engagement signals pushed by webhook6 signal typesJob Changes search filter
Documented API rate limit10–30 req/min by plan60 req/min
Published dollar pricingFrom $39/moQuote only
Contract termMonthly or pay-as-you-goAnnual, auto-renewing

Seamless.AI capabilities are summarized from their public documentation and pricing pages, last checked July 2026. Products change — verify against their current offering before you buy.

The dividing line is what comes back, not how fresh it is

Both products describe themselves as real-time, so freshness is the wrong axis to argue on. The useful question is what a credit buys. Seamless.AI answers "how do I reach this person" — email, mobile, direct dial, then a way to call or email them. Datamagnet answers "who is this person and what are they doing" — headline, positions, tenure, education, company, posts and engagement. Neither output substitutes for the other, and plenty of teams pay for both.

  • Seamless.AI returns a contact record: verified email, mobile and direct dial, plus firmographics
  • Datamagnet returns the full profile as JSON — and no email address, ever
  • Post, comment, reaction and repost data exists on one side of this table only
No emails
Datamagnet returns no email addresses and no phone numbers. If that is the thing you are buying, Seamless.AI is the right tool and this page should end here.

Pricing, side by side

What you pay Seamless.AI versus what you pay us, for the same work.

Seamless.AI

Per-user licenses on an annual subscription. Credit allocations are documented; dollar prices are not — Seamless.AI states there is no fixed rate and routes Pro and Enterprise through sales.

Free1 user, 50 credits, non-replenishing
Free
Basic license250 Universal Credits/month
Quote only
Pro license10,000 Universal Credits/month
Quote only
EnterpriseUnlimited users, custom credit packages
Quote only

Datamagnet

Credits, not seats. Charged only on successful requests, and 10 free credits to test before you pay anything.

FreeOn signup, no card
10 credits
Starter1,000 credits/mo
$39/mo
Pro10,000 credits/mo
$99/mo
Scale25,000 credits/mo · webhooks + bulk export
$199/mo
Pay-as-you-go200 credits $10 → 100,000 credits $2,000
from $0.02/credit

Seamless.AI subscriptions are annual and renew for a further 12 months unless cancelled more than 60 days before the renewal date. Because no dollar figure is published, a per-credit comparison between the two products is not possible — compare the outputs instead. Competitor pricing is taken from their public pricing page and was last checked July 2026; list prices change and negotiated rates differ. See Datamagnet pricing for our current plans.

Where each tool genuinely wins

No tool wins everywhere. Here's the honest split.

Where Seamless.AI wins

  • Verified business emails, mobile numbers and direct dials — an entire category Datamagnet does not touch
  • Credit Back Protection: Seamless.AI refunds the credit automatically when an email comes back invalid
  • A Chrome extension that surfaces contact data on any site a rep is already browsing
  • Connect bundles email, calling, tasks and campaigns into the same tool that found the lead
  • Buyer intent data, sold on intent topics rather than credits, with no Datamagnet equivalent
  • Native write-back to Salesforce, HubSpot, Dynamics, Outreach and Salesloft with no engineering work
  • Coverage of people who have no LinkedIn presence, which a profile-keyed API cannot reach
  • A documented 60 req/min API rate limit, an MCP server, and API access on every plan including free
  • SOC 2 Type II and ISO 27001 certification for buyers whose security review demands it

Where Datamagnet wins

  • Post content, commenters, reactors and reposters returned as structured JSON
  • The full profile fetched live at request time from the URL you pass in
  • Synchronous responses — POST and read the JSON, with no job submission or polling loop
  • Published prices, month-to-month plans and pay-as-you-go packs with no annual auto-renewal
  • No seats. Credits sit on the account, not on a named user
  • Six signal types delivered by email digest or HMAC-signed webhook, not a search filter
  • Sales Navigator URL search and ICP people search that return LinkedIn URLs to enrich
  • Charged only on successful requests, with 10 free credits and no card to start

Datamagnet vs Seamless.AI: FAQ

Only for part of what Seamless.AI does. Seamless.AI sells verified business emails and mobile numbers to sales reps, plus a Chrome extension, dialer and campaigns. Datamagnet returns none of that. What Datamagnet does replace is the data layer: POST a LinkedIn person, company or post URL and get structured JSON fetched live, priced in credits with no seats and no annual contract. If you need contact details, keep Seamless.AI.

Yes. The Seamless.AI Terms of Use state that all subscriptions are annual, with monthly or annual billing cycles, and that a contract renews automatically for a further twelve months unless it is modified or cancelled more than 60 days before the renewal date. Sales are final once a subscription is purchased. Datamagnet, by contrast, sells month-to-month plans and pay-as-you-go credit packs with no minimum term.

Seamless.AI does not publish dollar prices. Its pricing page lists a Free plan with one user and 50 non-replenishing credits, then routes Pro and Enterprise to sales, and its own pricing article says there is no fixed rate. Documented credit allocations are 250 per month on a Basic license and 10,000 per month on Pro. Because no price is published, any per-credit comparison with Datamagnet is guesswork.

Yes, and since May 2026 it is included on every plan, including free accounts, drawing on the existing credit balance of that plan rather than a separate fee. It covers contact and company search plus research, authenticates with API keys or OAuth, and is limited to 60 requests per minute. It is asynchronous: you submit a research request and collect results by polling or webhook rather than in the response.

That was the Legacy Standard Credit Pro license and it is no longer sold. Seamless.AI documentation says legacy Standard Credit licenses apply only to accounts created before 1 April 2026, and that as of June 2026 legacy standard and premium credits convert one-to-one into Universal Credits. New buyers get monthly allocations instead — 250 credits on Basic, 10,000 on Pro — which also fund API calls, Data Enrich, Autopilot and AI Assistant.

No. Datamagnet does not return email addresses, mobile numbers or direct dials, and it does not verify or bounce-check emails. It returns professional profile, company, post and engagement data as JSON, plus ICP and Sales Navigator search and six signal types. Teams that need both usually pair the two: Datamagnet for profile depth and behavioral signals, a contact-data vendor such as Seamless.AI for reachable emails and phones.

Sources

Every competitor claim on this page traces back to one of these.

  1. 1.Seamless.AI — Pricing (Free 50 credits, Pro and Enterprise quote-only, per-user licensing) — checked July 2026
  2. 2.Seamless.AI — Credit and license types (Free 50, Basic 250/mo, Pro 10,000/mo) — checked July 2026
  3. 3.Seamless.AI — Universal Credits (legacy credit conversion, April 2026 cutoff) — checked July 2026
  4. 4.Seamless.AI — Terms of Use (annual subscriptions, 60-day cancellation notice) — checked July 2026
  5. 5.Seamless.AI — API overview (60 req/min, credit consumption, webhooks) — checked July 2026
  6. 6.Seamless API docs — Introduction (search, research, poll, webhook workflow) — checked July 2026
  7. 7.Seamless.AI — API available on every plan (announced 11 May 2026) — checked July 2026
  8. 8.Seamless.AI — Job Changes (search filter, 30–365 day windows) — checked July 2026
  9. 9.Seamless.AI — Integrations and Chrome extension — checked July 2026
  10. 10.Seamless.AI — Homepage (contact coverage claims, Credit Back Protection, compliance) — checked July 2026

Try Datamagnet against Seamless.AI on your own data

10 free credits, no credit card. Run the same lookups through both and compare the JSON yourself.

  • Live data at request time
  • Charged only on success
  • No seats, no annual contract
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