Notable Open ModelsfreeNew

Step (StepFun)

Step-3.7-Flash open multimodal model with FP8, NVFP4 and GGUF builds

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What Step (StepFun) does

  • Step-3.7-Flash open multimodal model with FP8, NVFP4 and GGUF builds
  • Step-3.5-Flash text model widely run locally
  • 51 open models incl. audio and image models

Step (StepFun) — straight answers

What is Step (StepFun)?

Step (StepFun) is listed under Notable Open Models, in the AI Models & Local Execution category on Flocci AI Tools. Step-3.7-Flash open multimodal model with FP8, NVFP4 and GGUF builds. It is free, with no paid plan attached, and it lives at huggingface.co.

Is Step (StepFun) free?

Step (StepFun) is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 399 entries on Flocci AI Tools with no upgrade path built in.

What can Step (StepFun) do?

Step (StepFun) does 3 things the catalog singles out: Step-3.7-flash open multimodal model with fp8, nvfp4 and gguf builds; step-3.5-flash text model widely run locally; 51 open models incl. audio and image models.

What is the best free alternative to Step (StepFun)?

DeepSeek Models is the closest free alternative: it sits in the same Notable Open Models sub-category and is free. ERNIE 4.5 Open Models (Baidu), EXAONE (LG AI Research) and Falcon (TII) also start free. The full list is on the alternatives page.

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Step (StepFun) alternatives

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Llama (Meta)

Notable Open Models
free
  • Meta's flagship open-weight family (Llama 4)
  • Multimodal and long-context variants
  • Run locally or via any host
  • Free, permissive license
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Qwen (Alibaba)

Notable Open Models
free
  • Open Qwen3.x family from phone-sized to multi-trillion-parameter MoE, Apache 2.0
  • Qwen3.6 mid-size models suit agentic coding on one high-memory machine
  • Small Qwen3.5 sizes run on phones and laptops
  • Free weights on Hugging Face and ModelScope
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DeepSeek Models

Notable Open Models
free
  • DeepSeek V4-Pro and V4-Flash open-weight MoE models, MIT-licensed
  • Very long context with reasoning and non-reasoning modes
  • Successors to the V3 and R1 lines
  • Free weights plus free web chat
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Gemma (Google)

Notable Open Models
free
  • Google's lightweight open models (Gemma 4)
  • Runs in as little as 16GB RAM
  • On-device and multimodal variants
  • Free and open
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GPT-OSS (OpenAI)

Notable Open Models
free
  • OpenAI's Apache-2.0 open-weight reasoning models (120B and 20B)
  • Run locally or self-host, with configurable reasoning effort
  • Safeguard variants for policy-based content classification
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Pleias

Notable Open Models
free
  • Fully open-weight, open-dataset small language models (350M-3B) explicitly built for EU AI Act compliance
  • Trained exclusively on the 2-trillion-token open Common Corpus, not scraped/licensed text
  • Purpose-built RAG models (Pleias-RAG-350M/1B) with built-in citation tracking, Apache 2.0 licensed
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Head-to-head comparisons

Step (StepFun) vs Llama (Meta)Step (StepFun) vs Qwen (Alibaba)Step (StepFun) vs DeepSeek ModelsStep (StepFun) vs Gemma (Google)Step (StepFun) vs GPT-OSS (OpenAI)Step (StepFun) vs Pleias