Stepwise Star · Stepwise Whisper
DomesticFree + PaidQ&A
Fluid dialogue, stable long-context memory—ideal for continuous creation and companion-style writing.
Developer:StepX
Stepwise Star · Stepwise WhisperIntroduction
StepXingchen is a general-purpose large language model chat product by Step AI. It excels in natural, fluent Chinese conversations, long-context memory retention, and narrative capabilities—ideal for content scenarios requiring continuous creation and extended context consistency. It can generate Xiaohongshu-style posts, WeChat Official Account articles, brand soft ads, video scripts, and other new media content, as well as craft novels, screenplays, and stories with sustained character and plot continuity across multi-turn dialogues. StepXingchen also assists office users by drafting formal documents such as official correspondence, work summaries, speeches, and contract drafts to boost productivity. It supports image recognition for creation based on reference images or materials and offers web-based search to enrich content with common knowledge, news, and creative resources. Available via web interface, it requires only mobile number registration. A free tier covers daily conversations, while paid membership unlocks longer context windows and higher usage limits. Perfect for social media creators, web novelists, copywriters, and office professionals.
Key features of StepFun's "StepStar"
Key Product Features
- 1Xiaohongshu/WeChat Official Account, soft article, and other marketing copywriting
- 2Novels, Scripts, and Long-Form Story Continuation
- 3Character settings, plot progression, and consistent continuation
- 4Drafting official documents, summaries, speeches, and contract drafts
- 5Polish, rewrite, expand, and summarize
- 6Title, Abstract, and Outline
- 7Switch styles and generate multiple versions
- 8Image Reference Recognition and Web Asset Retrieval
Step-Planet & Step-Starling Pricing Plans
Free Tier, Paid Plans, Billing Options, Private Deployment & Enterprise Pricing
- 1Free daily quota
- 2Unlock longer context and higher limits with a membership.
Step-into the Stars: Guide to Using Step-into the Stars Language
Entry URL, Registration Requirements, Brief Operation Steps, and API / Client Support
Entry Point:www.stepfun.com
- 1stepfun.com, register and log in with phone number
Stepwise Star · Stepwise WhisperParameter Overview
Information compiled from public sources; official information prevails.
- Is data used for training?
- You can request to disable content used for model training in Privacy Settings.
- Underlying model
- StepFun's Self-Developed Large Language Model
- Context length
- The Membership plan supports long context windows. The exact token limit is not publicly disclosed by the official team.
- Multi-modal support
- Text input/output Image recognition
- Search Online
- Supports web search with source citations
- File Parsing
- PDF, TXT
- Enterprise Edition and Deployment
- Enterprise API and on-premise deployment solutions
- Compliance Certification
- Generative AI service registration completed
- Domestic Availability
- Direct connection within China. Log in with phone number. Pay with WeChat or Alipay.
Field Description:Will my input be used for model training, and can I turn this off?
Field Description:Primary models supported by the product, or the range of switchable models
Field Description:The maximum context size per conversation determines the length of documents it can read.
Field Description:Supported input and output formats, including text, images, audio, video, and files
Field Description:Supports real-time web search and provides source links?
Field Description:Supports uploading files and parsing capabilities, such as PDFs, spreadsheets, and code.
Field Description:Does it offer an enterprise edition, on-premises deployment, and team permission management?
Field Description:Publicly disclosed security compliance certifications and generative AI service filing status
Field Description:Convenience of access and supported payment methods in mainland China