Corelight vs Primer (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Not comparable
Not comparable: Corelight does not list a price
Free plan
Tie
Neither has one
Higher rating
Corelight
4.3 against 3.8
Same job?
Yes
Both are Security & Compliance AI tools

Side by side

Compared on	Corelight	Primer
Our rating	4.3Better	3.8
Starts at	Not listed	Not listed
Free plan	No	No
Category	Security & Compliance AI	Security & Compliance AI
Plans	See pricing	See pricing
Key features	Zeek-based network traffic analysis extended with proprietary machine learning Structured, searchable evidence output instead of raw packet captures Cloud sensor coverage alongside on-premises network monitoring Integration with existing SIEM and XDR security stacks Threat-hunting workflows built around historical evidence retention	Turns unstructured reports and open-source data into structured, searchable insight Claim-level verification traces every analytic statement to its source Real-time narrative and emerging-threat monitoring across news and social media Runs in air-gapped, customer-hosted or cloud environments with access controls An API for embedding analysis capability into existing mission systems
Pros	Built on Zeek, a mature, widely trusted open-source foundation with 25+ years behind it Founders include the original creators of the underlying open-source project Marketplace listings on AWS and CrowdStrike simplify enterprise procurement	Well-funded, decade-old company with a track record in government deployment Claim-level verification and traceability are meaningful, stated safeguards Deployment flexibility covers even fully air-gapped environments
Cons	No public pricing, quotes vary by deployment size and knowledge level required Downstream SIEM ingestion costs can add up on top of the Corelight subscription itself Built for security operations teams, not accessible to non-specialist users	No public pricing; every engagement goes through direct sales Narrative and social-media monitoring for national-security use carries real civil-liberties weight Audit and override mechanisms behind the human-in-the-loop claim are not detailed
Company	Corelight, founded 2016	Primer Technologies, Inc., founded 2015

Prices come from each vendor's pricing page, last checked 20260923. Check the vendor before you buy.

FAQ

Questions people ask

Is Corelight better than Primer?

In our reviews Corelight scores 4.3 and Primer scores 3.8. The better pick depends on the job. Corelight: Corelight turns network and cloud traffic into structured evidence that security teams use to hunt threats faster than raw packet capture allows. Primer: Secure, mission-focused AI analysis platform from Primer Technologies, Inc. that turns unstructured intelligence and defense data into traceable, claim-verified insight.

Which is cheaper, Corelight or Primer?

Corelight: see pricing. Primer: see pricing.

Do Corelight and Primer have free plans?

Neither lists a free plan.

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