StepFun

@StepFun_ai

Scale-up possibilities for everyone. API Platform: platform.stepfun.ai HuggingFace: huggingface.co/stepfun-ai

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StepFun
@StepFun_ai
Sep 20
Introducing Step 5 Preview: Advancing the Pareto Frontier. Step 5 Preview is our new flagship model for agentic work, delivering frontier-level performance across software engineering and professional knowledge work, with particular strength in finance. - 600B total / 27B
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StepFun
@StepFun_ai
Oct 22
StepFun is at #AGNTCon + #MCPCon North America! 📍 Find us at Booth #24! If you’re attending, stop by to say hi, catch up, and connect with our team. We’d love to exchange ideas with fellow builders and explore the future of AI agents together. See you there! 🤝
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StepFun
@StepFun_ai
Oct 19
What a weekend at LA Hacks 2026! Beyond connecting with the community at our booth, we hosted a hands-on workshop to help participants get started with Step 5 Preview and explore what they could build with it. We also launched the StepFun Challenge and saw teams made especially
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StepFun
@StepFun_ai
Oct 18
Step 5 Preview weights are out. Now let’s meet in SF.🍷 Join @StepFun_ai and @togethercompute for Step 5 Preview Launch Night & AI Founders Meetup on Thu, Oct 22. On stage: Hongyu Zhou (@StepFun_ai), Dan Fu (@realDanFu · @togethercompute), Mar Hershenson (@MarHershenson ·
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StepFun
@StepFun_ai
Oct 16
LA Hacks 2026, here we come! StepFun will be at UCLA on Oct 17–18 to meet builders, exchange ideas, and explore what's possible with Step 5 Preview. We'll also host a workshop on Sat, Oct 17, 8–9 PM PT at James West Alumni Center. Come say hi!
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