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阶跃AI

AI Chatbots

Step AI (formerly Yuewen) is a free AI chatbot developed by StepFun, supporting multi-turn conversation and multimodal capabilities. It offers smart search, efficient document reading, image understanding, and a deep-research tool that produces professional research reports autonomously.

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Editor's note

Best for users who want a free AI assistant for Q&A, document reading, and deep research; not suitable for scenarios needing enterprise private deployment.

Decision facts

“Not verified” means evidence is insufficient, not that the capability is absent.

CategoryAI Chatbots
Evidence statusVerification level not recorded
PlatformsNot verified
AvailabilityAvailable
Chinese UINot verified
Mainland ChinaNot verified
Commercial useNot verified

What is 阶跃AI

Step AI (formerly Yuewen) is a free AI chatbot developed by StepFun, supporting multi-turn conversation and multimodal capabilities. It offers smart search, efficient document reading, image understanding, and a deep-research tool that produces professional research reports autonomously.

Key features of 阶跃AI

  • Upload long documents for Q&A analysis
  • Snap photos to identify landmarks and objects
  • Generate research reports with deep research
  • Write and translate various articles

Good for

  • Completely free to use
  • Multimodal abilities across images and documents
  • Deep research completes complex tasks autonomously

Watch out

  • New features like video generation are still in beta
  • Answers need independent verification
  • Account registration required

How to use 阶跃AI

  1. Register or log in on the official site
  2. Type your question and send it
  3. Attach images, documents, or links if needed
  4. Use deep research to plan complex tasks
  5. Review answers and export results as needed

Who 阶跃AI is for

Difficulty: Beginner

  • Upload long documents for Q&A analysis
  • Snap photos to identify landmarks and objects
  • Generate research reports with deep research
  • Write and translate various articles

FAQ

Is Step AI free?

Yes, it is a free AI chatbot; both the web version and the apps are free to use.

Which platforms are supported?

Web plus Android and iOS apps, with data synced across devices.

What is Step Deep Research?

A deep-research feature that autonomously completes complex research tasks in about ten minutes and generates professional reports.

Sources and verification

Evidence status: Verification level not recorded

Sources: www.stepfun.com (opens in a new tab)
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