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    32 repositories

    • Step-Realtime-CLI

      Public
      TypeScript
      •
      MIT License
      •14•35•33•16•Updated Jul 11, 2026Jul 11, 2026

    • llama.cpp

      Public
      LLM inference in C/C++
      C++
      •
      MIT License
      •21k•5•0•1•Updated Jun 21, 2026Jun 21, 2026

    • Step-Realtime-Console

      Public
      Step-Realtime-Console
      JavaScript
      •
      Apache License 2.0
      •13•74•3•0•Updated Jun 9, 2026Jun 9, 2026

    • Step-3.7-Flash

      Public
      A high-efficiency Flash model for real-world agents.
      Apache License 2.0
      •23•273•2•0•Updated Jun 1, 2026Jun 1, 2026

    • vllm

      Public
      A high-throughput and memory-efficient inference and serving engine for LLMs
      Python
      •
      Apache License 2.0
      •19k•45•0•3•Updated May 28, 2026May 28, 2026

    • SteptronOss

      Public
      A lightweight, AI-native training framework for large language models. Designed for fast iteration, reproducible experiments, and modular configuration across S…
      Python
      •
      Apache License 2.0
      •43•578•1•5•Updated May 18, 2026May 18, 2026

    • gelab-zero

      Public
      STEP-GUI: The top GUI agent solution in the galaxy. Developed by the StepFun-GELab team and powered by StepFun’s cutting-edge research capabilities.
      agentpuagui-agents
      agentpuagui-agentsphone-use-agent
      Python
      •
      MIT License
      •195•2.2k•38•7•Updated May 11, 2026May 11, 2026

    • Step1X-Edit

      Public
      A SOTA open-source image editing model, which aims to provide comparable performance against the closed-source models like GPT-4o and Gemini 2 Flash.
      image-editingreasoningvisual-reasoning
      image-editingreasoningvisual-reasoning
      Python
      •
      Apache License 2.0
      •101•2.2k•31•1•Updated Apr 29, 2026Apr 29, 2026

    • Step-Audio-R1

      Public
      Python
      •
      Apache License 2.0
      •50•685•20•0•Updated Apr 29, 2026Apr 29, 2026

    • StepAudio-Skills

      Public
      Audio skills for Claw
      Python
      •
      Apache License 2.0
      •2•26•0•0•Updated Apr 16, 2026Apr 16, 2026

    • Step-Audio-EditX

      Public
      A powerful 3B-parameter, LLM-based Reinforcement Learning audio edit model excels at editing emotion, speaking style, and paralinguistics, and features robust z…
      text-to-speechreinforcement-learningaudio-editing
      text-to-speechreinforcement-learningaudio-editingttscross-lingualvoice-cloningparalinguisticsstyle-controlspeaking-stylezero-shot-tts
      Python
      •
      Apache License 2.0
      •71•945•36•2•Updated Apr 9, 2026Apr 9, 2026

    • Step-3.5-Flash

      Public
      Fast, Sharp & Reliable Agentic Intelligence
      C++
      •
      Apache License 2.0
      •84•2.1k•15•3•Updated Apr 3, 2026Apr 3, 2026

    • StepDeepResearch

      Public
      Step-DeepResearch
      Python
      •
      Apache License 2.0
      •27•567•3•0•Updated Mar 24, 2026Mar 24, 2026

    • Step-Audio2

      Public
      Step-Audio 2 is an end-to-end multi-modal large language model designed for industry-strength audio understanding and speech conversation.
      Python
      •
      Apache License 2.0
      •110•1.5k•53•2•Updated Mar 16, 2026Mar 16, 2026

    • Step-Audio

      Public
      Python
      •
      Apache License 2.0
      •1•31•65•3•Updated Mar 16, 2026Mar 16, 2026

    • NextStep-1

      Public
      [🚀 ICLR 2026 Oral] NextStep-1: SOTA Autogressive Image Generation with Continuous Tokens. A research project developed by the StepFun’s Multimodal Intelligence …
      Python
      •
      Apache License 2.0
      •26•689•0•0•Updated Feb 27, 2026Feb 27, 2026

    • GEBench

      Public
      Python
      •
      Apache License 2.0
      •1•53•0•0•Updated Feb 25, 2026Feb 25, 2026

    • PaCoRe

      Public
      PaCoRe: Learning to Scale Test-Time Compute with Parallel Coordinated Reasoning
      Python
      •15•336•0•0•Updated Feb 5, 2026Feb 5, 2026

    • StepMesh

      Public
      C++
      •
      Apache License 2.0
      •43•376•10•1•Updated Jan 28, 2026Jan 28, 2026

    • Step3-VL-10B

      Public
      Step3-VL-10B: A compact yet frontier multimodal model achieving SOTA performance at the 10B scale, matching open-source models 10-20x its size.
      Apache License 2.0
      •30•406•17•2•Updated Jan 21, 2026Jan 21, 2026

    • stepfun-ai.github.io

      Public
      HTML
      •0•0•0•0•Updated Jan 13, 2026Jan 13, 2026

    • stepfunApi-audio-sdk

      Public
      基于阶跃星辰开放平台语音api的android 语音sdk，支持tts 流式与非流式，asr，流式，非流式音频播放器，语音录制能力
      Kotlin
      •
      Apache License 2.0
      •1•4•0•0•Updated Dec 15, 2025Dec 15, 2025

    • Step-Audio-Edit-Benchmark

      Public
      Python
      •1•20•0•0•Updated Nov 22, 2025Nov 22, 2025

    • Step1X-3D

      Public
      Step1X-3D: Towards High-Fidelity and Controllable Generation of Textured 3D Assets
      Python
      •
      Apache License 2.0
      •60•875•38•2•Updated Sep 8, 2025Sep 8, 2025

    • StepFun-Formalizer

      Public
      StepFun-Formalizer: Unlocking the Autoformalization Potential of LLMs through Knowledge-Reasoning Fusion
      Python
      •
      Apache License 2.0
      •3•29•0•0•Updated Aug 19, 2025Aug 19, 2025

    • StepFun-Prover-Preview

      Public
      Large language models designed for formal theorem proving through tool-integrated reasoning.
      Apache License 2.0
      •1•33•0•0•Updated Aug 13, 2025Aug 13, 2025

    • Step3

      Public
      Apache License 2.0
      •12•453•4•1•Updated Aug 10, 2025Aug 10, 2025

    • InfiniteHBD-Trace

      Public
      Apache License 2.0
      •1•17•0•0•Updated May 21, 2025May 21, 2025

    • Step-Realtime-Python-Demo

      Public
      Step Realtime Demo
      Python
      •1•2•0•0•Updated May 6, 2025May 6, 2025

    • ComfyUI-StepVideo

      Public
      Python
      •
      MIT License
      •6•42•1•2•Updated Mar 27, 2025Mar 27, 2025
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