Yes, Grok can read images: you can attach a photo, screenshot or chart in a Grok chat and ask it to describe, explain or extract text from it.
As of November 14, 2026, according to xAI documentation:
- How to attach: on the web, iOS or Android, click or tap the + icon next to the message box and select files, or drag and drop on the web, per the Grok website and apps FAQ.
- Formats: JPEG, PNG, WebP, HEIC and BMP. GIF and SVG support varies by platform.
- Limits: up to 150 MB per file, and about 100 files per message on the web or 20 on Android. xAI recommends images of at least 1000 by 1000 pixels for detailed analysis.
- Caveat: images embedded inside non-PDF documents may not be processed visually.
- API: models such as grok-4.7 accept JPG or PNG images up to 20 MiB each, sent as a public URL or base64 data, with no set limit on image count.
Related: What is the Grok file upload limit?, Can ChatGPT read images? and What is the Grok image generation limit?
Source: xAI Docs, FAQ for the Grok website and apps and xAI Docs, Image Understanding
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