StepFun(@StepFun_ai):A 1M-token context window, endless possibilities. Excited to see Step 5 Preview live on @DeepInfra! Thanks to the team for making it easier for developers to build with Step 5. What will you build first?

StepFun

@StepFun_ai

Scale-up possibilities for everyone. API Platform: HuggingFace:

参加 February 2025

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StepFun@StepFun_ai

2026.10.16 00:50

A 1M-token context window, endless possibilities. Excited to see Step 5 Preview live on @DeepInfra! Thanks to the team for making it easier for developers to build with Step 5. What will you build first?

DeepInfra@DeepInfra

2026.10.15 20:47

Step 5 Preview from @StepFun_ai is live on DeepInfra, day zero. 600B open-weight MoE, 27B active. 1M context, text + vision. FP8. $1.00 in / $2.70 out / $0.05 cached per 1M tokens. Built for long-horizon agents: coding, frontend, finance. What would you load into 1M tokens first?