MedAI Verdict
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Lunit vs RapidAI

Lunit reads breast and chest images, RapidAI reads stroke and vascular CT, and the two reach different readers. RapidAI has seven K-numbers on record from 2013 to 2024, an LVO module the vendor puts at 97% sensitivity and 96% specificity, and an enterprise license with no public price. One AJNR study found its CT perfusion volumes are not interchangeable with Viz.ai's. A stroke service sizing a CT-based pathway gets its answer in Rapid ICH, ASPECTS and LVO. Lunit has five breast records for INSIGHT MMG and DBT, the newest decided in April 2026, plus INSIGHT CXR Triage for chest X-ray. A breast screening unit running 2D and tomosynthesis reads has the Lunit option, and a chest X-ray service that wants triage can add it, with the price available only through a contact form.

Radiology · Reviewed November 2, 2026

Lunit logo

Lunit

by Lunit · founded 2013

AI for chest X-ray, mammography and breast tomosynthesis, Volpara breast-density tools, and pathology biomarker software (SCOPE).

RapidAI logo

RapidAI

by RapidAI · founded 2017

Imaging platform for stroke, aneurysm, aortic and pulmonary embolism care, with CT perfusion, LVO and ICH modules.

When to pick each one

Lunit

  • Five breast imaging FDA records, newest April 2026
  • Chest X-ray triage alongside the breast imaging AI
Read the full Lunit review

RapidAI

  • Rapid LVO triage cleared as K200941
  • Seven K-numbers on record since 2013
Read the full RapidAI review

Score

Each row shows points earned of points available under the published rubric.

Lunit

66of 100

Top-ranked

RapidAI

65of 100

Top-ranked
Score by dimension for Lunit and RapidAI
DimensionLunitRapidAIDifference
FDA clearance18 / 1818 / 180
HIPAA / SOC2 / BAA0 / 100 / 100
EHR integrations (count)0 / 4.20 / 4.20
Top-3 EHR coverage (Epic / Oracle / Athena)0 / 2.40 / 2.40
Peer-reviewed papers12.7 / 18.212.7 / 18.20
RCT / meta-analysis / systematic review7.8 / 7.83.9 / 7.8+3.9
Funding & adoption signal8.4 / 128.4 / 120
Pricing transparency2.5 / 55 / 5-2.5
Years in market6 / 66 / 60

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How scores are computed

Pricing

Lunit

TierMonthlyAnnualNotes
Enterprisen/an/aNo public price. Contact form only.

RapidAI

TierMonthlyAnnualNotes
Plann/an/aEnterprise.

Evidence

Compliance and integrations

Documented from each vendor’s own pages.

SpecLunitRapidAI
Free tierNo / unverifiedYes
HIPAANo / unverifiedNo / unverified
SOC 2 Type IINo / unverifiedNo / unverified
EHR integrationsNot specifiedNot specified
Founded20132017
HQKRUS

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Common questions

Open the full radiology comparison

Acute-care triage, mammography screening, CCTA plaque analysis, mobile MRI. 30+ FDA-cleared platforms across stroke, oncology, cardiac. Enterprise sales only — we compared what's deployed where.