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Zhixuan AI知选 AI

See how AI tools differ, and find the one that fits.

Start from your task, compare capabilities, costs and limits, then learn how to use it.

Key facts link to their sources and check dates. Anything not yet confirmed is clearly marked.

What do you want to do?

Example from the libraryGeneral assistants
ChatGPTClaudeWhat it is forChatGPT is OpenAI's chat assistant on the web, desktop and mobile; a beginner might try it for drafting text, asking questions with web search, or asking about an uploaded document or image.Claude is Anthropic's AI assistant on the web, desktop and mobile; a beginner might try it for writing and editing text, asking about an uploaded PDF or image, or questions that need a web search.
Free plan
  • Supported

    Free plan

  • Supported

    Free plan

File upload
  • Supported

    Plans: Go, Plus, Pro, Business · On: Web, Mobile app

  • Limited

    Free plan

    Free plan: 3 file uploads per day. Audio uploads are not available on Free.

  • Supported

    Plan not specified

Last checked10 Oct 202610 Oct 2026
See the full comparison

Start with a common comparison

Each set compares tools of one type. Tools are listed by name, not ranked.

  • General assistant

    ChatGPT, Claude, DeepSeek, Gemini

    Task: Draft a clear email or short article · Facts last checked 10 Oct 2026

    Compare these
  • Research

    Consensus, Elicit, Perplexity

    Task: Find and check sources on a question · Facts last checked 10 Oct 2026

    Compare these
  • Image creation

    Adobe Firefly, Ideogram, Midjourney

    Task: Create an image for a presentation or post · Facts last checked 10 Oct 2026

    Compare these
  • Coding

    Cursor, GitHub Copilot

    Task: Understand and fix a small piece of code · Facts last checked 10 Oct 2026

    Compare these

New to AI? Start here

  1. Path 1

    First time using AI

    You can finish a small task with AI and explain its limits.

    0 of 4 lessons finished

  2. Path 2

    Getting AI to do a task for you

    You can write a prompt you can reuse for the same kind of task.

    0 of 4 lessons finished

  3. Path 3

    Using AI for study and work

    You have a repeatable workflow for one study or work task.

    0 of 4 lessons finished

Recently checked and updated

Taken from the check dates recorded in our content.