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Feature Guide

Best AI for File Analysis

AI assistants that can read and analyze uploaded files.

By Council Research TeamUpdated: Jan 27, 2026

Why File Upload Matters

File upload lets you work with your actual documents and data.

AI Models with File Upload

ChatGPT

ChatGPT

Best Choice

OpenAI

PDFs, images, code files, data files

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Claude

Claude

Anthropic

PDFs, images, code - 200K context

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Gemini

Gemini

Google

Documents, images, video, audio

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Compare AI Models with File Upload

Test how different AI models use file upload for your specific needs.

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