Head-to-head · B2B data

Cognism vs HarvestAPI

No suite in this run measured both Cognism and HarvestAPI; each block below shows one of them alone.

Cognism

Compliance-first sales intelligence with strong European coverage and phone-verified mobiles.

★ 4.5 · 1,628 reviewsB

Access: MCP · API · Dataset · CSV · Batch · Integrations

HarvestAPI live

Pay-as-you-go LinkedIn scraping API: live profiles, companies, jobs, posts and lead search without cookies, with optional email search on a profile. Also sold as Apify actors.

No public reviews

Access: API

Email Datacore + suite-specific metrics

updated 2026-09-25

Metric	Cognism · #24 of 29	HarvestAPI · not measured
Match rate	66.1%	-
Valid email rate	-	-
Latency p50	-	-
Cost / valid email	-	-
Invalid rate	-	-
Catch-all share	-	-
Business email	-	-
Right-person rate	-	-
Decoy hit rate	-	-
Catch-all detection	-	-
Confidence-score quality	-	-
Geographic coverage	-	-

Phone Datacore + suite-specific metrics

updated 2026-09-25

Metric	Cognism · #5 of 24	HarvestAPI · not in suite
Match rate	73.5%	-
Valid / reachable rate	-	-
Latency p50	-	-
Cost / mobile number	-	-
Right-person rate	-	-
Mobile coverage	-	-
Disconnected rate	-	-
Low-activity share	-	-
Landline / mobile classification	-	-
Country accuracy	-	-
Geographic coverage	-	-

Live Profile Datacore + suite-specific metrics

updated 2026-09-26

Metric	Cognism · not in suite	HarvestAPI · #2 of 5
Current-job accuracy	-	93.1%
Fetch success	-	99.0%
Latency p50	-	3,350ms
Cost / profile	-	$0.0037
Move detection	-	94.2%
Still at previous employer	-	2.4%
Control accuracy	-	91.8%
Work history completeness	-	9.1
Education completeness	-	99.0%

Jobs Datacore + suite-specific metrics

updated 2026-09-25

Metric	Cognism · not in suite	HarvestAPI · #3 of 6
Employer coverage	-	95.0%
Postings recall	-	59.3%
Latency p50	-	4,579ms
Cost / job	-	$0.0001
Closed or unknown postings	-	10.6%
Duplicate postings	-	33.8%
Location accuracy	-	96.3%
Posted-date accuracy	-	32.8%
Description present	-	0.0%
Coverage by country	-	91.7%

Questions about Cognism vs HarvestAPI

Which is better, Cognism or HarvestAPI?

No benchmark in this run measured both, so they have no metric in common. Cognism is ranked on Email Data and Phone Data; HarvestAPI is ranked on Live Profile Data and Jobs Data.

How do Cognism and HarvestAPI compare in user reviews?

Cognism holds 4.5 / 5 across 1,628 reviews on G2 and Capterra; HarvestAPI has no public reviews on G2, Capterra, TrustRadius or Trustpilot. Ratings belong to their platforms and play no part in the benchmark grades.

How can you get data out of Cognism and HarvestAPI?

Cognism offers an MCP server, an API, dataset delivery, CSV export, batch endpoints and native integrations; HarvestAPI offers an API. Both offer an API.