StepClaw
Stepfun has launched an agent platform that focuses on enabling the building of everything from Coding to Agent. It provides an open platform and Studio, with natively adapting models to office, code and Agent workflows, and supports multimodal understanding and open-source weight deployment.
Updated: 2026-10-26
What is StepClaw?
StepClaw refers to the entire set of capability system displayed on the official website of StepFlame. The core concept promoted by the official website is "Intelligent Leap, Multiply Everyone's Potential Tenfold", with its core positioning being "Build Everything from Coding to Agent". It not only provides an open platform for the Step series models and Step API, but also offers user-friendly product offerings such as Studio and StepFlame AI that can be directly used. The four high-level sections on the page are the Step series models, StepFlame AI, open platform, and Studio. Compared with vendors that only sell API call quotas, its difference lies in the model aspect: the official website describes Step 3.7 Flash as "an efficient multimodal Flash model designed for real Agent workflows", emphasizing open weights, deployability and fine-tunability, rather than only supporting cloud-based calls.
Who is it for?
- Developers who want to directly integrate models into their own business systems, taking the path of Step API and the open platform
- Teams with needs for self-construction, fine-tuning or private deployment, who value the customization space brought by open weights
- Office scenarios that handle mixed materials such as PDFs, tables, charts, and UI screenshots
- People building Agent workflows who need stable tool invocation and compatibility with mainstream frameworks
- For ordinary users who want to access AI assistants anytime on their desktops or mobile phones, StepAI is available on multiple platforms.
- For scenarios requiring long-text reasoning or cost-effective deployment, refer to the capability description of Step 1
Key features
6Step 3.7 Flash
The official website describes it as a multimodal Flash model tailored specifically for Agent workflows. It excels at office tasks, coding, and Agent workflows, with stable tool calls and deep compatibility with mainstream Agent frameworks.
Open Weights & Private Deployment
The official website states that it possesses flagship-level research, document analysis, and coding capabilities, with open weights, enabling deployment, customization, and fine-tuning.
Native Multimodal Visual Understanding
The official website states that PDFs, tables, charts, and UI screenshots can be parsed in one go without the need for visual MCP mediation, reducing calls and latency.
Step 3.5 Flash / Step 2 / Step 1
The official website lists Step 3.5 Flash (a language model designed for Agents), Step 2 (a self-developed trillion-parameter foundation model for deep reasoning and accurate multi-level instruction following), and Step 1 (single-card low-bit long-text inference, which has been stably verified in products with tens of millions of users).
Step API & Open Platform
The official website states that "Step API is stable, high-performance, and easy to integrate". The open platform is used for building AI applications, and there is also a purchase entry for Step Plan.
Studio and Step AI
According to the official website, Studio is used to connect models, tools and workflows; Step AI is available on multiple platforms including Mac (macOS 11.3 and above), Windows (Windows 10 and above), iOS, Android and Web.
How to use StepClaw
- First, select models by task type: for daily work involving office and Agent tasks, you can refer to the official website's positioning of Step 3.7 Flash.
- For tasks involving long texts or in-depth reasoning, review other models in the Step series.
- The specific models shall be subject to the current official website model list.
- Teams with data compliance or customization requirements should prioritize evaluating the open-weight self-deployment route instead of defaulting to using cloud APIs.
- When processing document tasks, try to directly feed the original PDF.
- The official website states that native multimodality can parse PDFs, tables, charts and UI screenshots in one go.
- intermediate conversion may easily lose information.
- The price, entitlements and available model list of Step Plan may be adjusted along with the official website.
- Before formal access, please refer to the current page description.
- it is recommended to retain a manual review link for externally released content.
Traffic & popularity
Data month Sep 2026
StepClaw receives about 1.5M visits per month and ranks #24,462 worldwide.
Monthly visits
12 monthsTraffic sources
- Direct67.4%
- Search23.4%
- Referrals6.0%
- Social1.9%
- AI assistants1.2%
Top countries
- China63.7%
- United States14.1%
- Singapore5.8%
- Hong Kong, China3.5%
- Germany2.8%
Estimated from third-party traffic data.
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