Home / Radiology & medical imaging / Grok for radiology & medical imaging

xAIRadiology & medical imaging

Grok for radiology & medical imaging

The model from xAI, integrated into X, distinguished by real-time access to live X posts and web data.

Not specifically recommended

Grok is not on our list for radiology & medical imaging. Usable for general work, but first look at the options we recommend for radiology & medical imaging.

GDPR profileOur summary of what the provider itself publishes about your data: EU hosting possible, no training on your data for business use, and self-hosting available. Caution applies to a model with a documented problem, such as an investigation by a regulator. How we measure
GDPR: Caution
QualityQuality from blind duels on LMArena: users choose between two anonymous answers. A difference of about 20 points is noticeable, a few points is noise. How we measure
1471Elo, independent
Editorial scoreOur own assessment on 10 of suitability for professional work, price and privacy. This is a judgement, not a measurement; that is why it always sits alongside the Elo. How we measure
7,8
Entry price
$10 / month
Full GDPR check

What Grok does in radiology & medical imaging

Core tasks in radiology & medical imaging
  • Detecting and marking abnormalities on X-ray, CT and MRI (fractures, nodules, emboli, bleeds)
  • Prioritising the worklist by urgency and pre-sorting normal studies
  • Quantitative analysis of brain, lung and prostate images and comparison with prior scans
  • Pre-populating reports and structured reporting
Where Grok excels
  • Real-time X/Twitter and web data
  • DeepSearch research agent
  • Strong in coding and factual accuracy
  • Large context window, low API price

Grok carries a concrete GDPR concern. No EU hosting, and training is switched on by default (opt-out). Less suitable for confidential or regulated data. Weigh this heavily before using it in radiology & medical imaging.

Confidentiality and GDPR

GDPR: Caution

Image analysis AI is a medical device: only use software with a CE marking under the MDR (class IIa or higher) for the exact purpose you deploy it for, and document how you validate and keep monitoring performance locally. You process special category personal data: ask where images are processed (on-premise, EU cloud or outside), whether they are pseudonymised and whether they are used for training, and sign a data processing agreement. Many vendors run on AWS or Azure or have been acquired by US groups, so check the current data location. The radiologist remains ultimately responsible for the report.

No EU data residency; data goes to the US under the EU-US Data Privacy Framework. X/Grok uses public posts and conversations for training by default, with opt-out. Subject of GDPR investigation by the Irish DPC.

Rule of thumb Use the business variant with a data processing agreement, and keep a human in the loop for decisions that matter.
Caution no EU hosting, and training is on by default (opt-out). Less suitable for confidential or regulated data.

Prices

SuperGrok Lite$10 / monthEntry-level subscription
Free$0Limited use
SuperGrok~$30 / monthGenerous usage
API$2.00 / 1M in$6.00 / 1M out (Grok 4.7, <200K tokens)

Questions about Grok for radiology & medical imaging

Is Grok suitable for radiology & medical imaging?
Not specifically. Grok is not on our list for radiology & medical imaging; it is broadly usable, but first look at the options we recommend for radiology & medical imaging. Keep a professional in the loop for every use.
May I put confidential data into Grok?
Image analysis AI is a medical device: only use software with a CE marking under the MDR (class IIa or higher) for the exact application you deploy it for, and document how you validate its performance locally and keep monitoring it. You process special category personal data: ask where images are processed (on-premise, EU cloud or outside the EU), whether they are pseudonymised and whether they are used for training, and sign a data processing agreement. Many providers run on AWS or Azure or have been acquired by American groups; therefore check the current data location. The radiologist remains ultimately responsible for the report. No EU data residency; data goes to the US under the EU-US Data Privacy Framework. X/Grok uses public posts and conversations for training by default, with an opt-out. Subject of GDPR investigation by the Irish DPC.
How much does Grok cost?
There's SuperGrok Lite ($10 / month), Free ($0), SuperGrok (~$30 / month), API ($2.00 / 1M in). Check current prices on the official site.

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