Step 3.5 Flash Description

Step 3.5 Flash is a cutting-edge open-source foundational language model designed for advanced reasoning and agent-like capabilities, optimized for efficiency; it utilizes a sparse Mixture of Experts (MoE) architecture that activates only approximately 11 billion of its nearly 196 billion parameters per token, ensuring high-density intelligence and quick responsiveness. The model features a 3-way Multi-Token Prediction (MTP-3) mechanism that allows it to generate hundreds of tokens per second, facilitating complex multi-step reasoning and task execution while efficiently managing long contexts through a hybrid sliding window attention method that minimizes computational demands across extensive datasets or codebases. Its performance on reasoning, coding, and agentic tasks is formidable, often matching or surpassing that of much larger proprietary models, and it incorporates a scalable reinforcement learning system that enables continuous self-enhancement. Moreover, this innovative approach positions Step 3.5 Flash as a significant player in the field of AI language models, showcasing its potential to revolutionize various applications.

Pricing

Pricing Starts At:
Free
Free Version:
Yes

Integrations

API:
Yes, Step 3.5 Flash has an API

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Company Details

Company:
StepFun
Year Founded:
2023
Headquarters:
China
Website:
static.stepfun.com/blog/step-3.5-flash/

Media

Step 3.5 Flash Screenshot 1
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Product Details

Platforms
Web-Based
iPhone App
iPad App
Android App
Types of Training
Training Docs
Customer Support
Online Support

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