Step 3.7 Flash IQ4_XS GGUF with preserve_thinking

Reddit r/LocalLLaMA Models

Summary

Step 3.7 Flash is now available as an IQ4_XS GGUF quantized model, enabling efficient local inference with preserve_thinking support via llama.cpp, vLLM, Ollama, and other tools.

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Cached at: 07/09/26, 01:42 PM

tarruda/Step-3.7-Flash-GGUF · Hugging Face

Source: https://huggingface.co/tarruda/Step-3.7-Flash-GGUF Librariesllama-cpp-pythonHow to use tarruda/Step-3.7-Flash-GGUF with llama-cpp-python:

# !pip install llama-cpp-python

from llama_cpp import Llama

llm = Llama.from_pretrained(
	repo_id="tarruda/Step-3.7-Flash-GGUF",
	filename="IQ4_XS/Step-3.7-Flash-IQ4_XS-00001-of-00004.gguf",
)
llm.create_chat_completion(
	messages = [
		{
			"role": "user",
			"content": "What is the capital of France?"
		}
	]
)

NotebooksGoogle ColabKaggleLocal AppsSettingsllama.cppHow to use tarruda/Step-3.7-Flash-GGUF with llama.cpp:

Install (macOS, Linux)
curl -LsSf https://llama.app/install.sh | sh
# Start a local OpenAI-compatible server with a web UI:
llama serve -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
# Run inference directly in the terminal:
llama cli -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Install from WinGet (Windows)
winget install llama.cpp
# Start a local OpenAI-compatible server with a web UI:
llama serve -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
# Run inference directly in the terminal:
llama cli -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Use pre-built binary
# Download pre-built binary from:
# https://github.com/ggerganov/llama.cpp/releases
# Start a local OpenAI-compatible server with a web UI:
./llama-server -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
# Run inference directly in the terminal:
./llama-cli -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Build from source code
git clone https://github.com/ggerganov/llama.cpp.git
cd llama.cpp
cmake -B build
cmake --build build -j --target llama-server llama-cli
# Start a local OpenAI-compatible server with a web UI:
./build/bin/llama-server -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
# Run inference directly in the terminal:
./build/bin/llama-cli -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Use Docker
docker model run hf.co/tarruda/Step-3.7-Flash-GGUF:IQ4_XS

LM StudioJanvLLMHow to use tarruda/Step-3.7-Flash-GGUF with vLLM:

Install from pip and serve model
# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "tarruda/Step-3.7-Flash-GGUF"
# Call the server using curl (OpenAI-compatible API):
curl -X POST "http://localhost:8000/v1/chat/completions" \
	-H "Content-Type: application/json" \
	--data '{
		"model": "tarruda/Step-3.7-Flash-GGUF",
		"messages": [
			{
				"role": "user",
				"content": "What is the capital of France?"
			}
		]
	}'
Use Docker
docker model run hf.co/tarruda/Step-3.7-Flash-GGUF:IQ4_XS

OllamaHow to use tarruda/Step-3.7-Flash-GGUF with Ollama:

ollama run hf.co/tarruda/Step-3.7-Flash-GGUF:IQ4_XS

Unsloth StudioHow to use tarruda/Step-3.7-Flash-GGUF with Unsloth Studio:

Install Unsloth Studio (macOS, Linux, WSL)
curl -fsSL https://unsloth.ai/install.sh | sh
# Run unsloth studio
unsloth studio -H 0.0.0.0 -p 8888
# Then open http://localhost:8888 in your browser
# Search for tarruda/Step-3.7-Flash-GGUF to start chatting
Install Unsloth Studio (Windows)
irm https://unsloth.ai/install.ps1 | iex
# Run unsloth studio
unsloth studio -H 0.0.0.0 -p 8888
# Then open http://localhost:8888 in your browser
# Search for tarruda/Step-3.7-Flash-GGUF to start chatting
Using HuggingFace Spaces for Unsloth
# No setup required
# Open https://huggingface.co/spaces/unsloth/studio in your browser
# Search for tarruda/Step-3.7-Flash-GGUF to start chatting

PiHow to use tarruda/Step-3.7-Flash-GGUF with Pi:

Start the llama.cpp server
# Install llama.cpp:
brew install llama.cpp
# Start a local OpenAI-compatible server:
llama serve -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Configure the model in Pi
# Install Pi:
npm install -g @mariozechner/pi-coding-agent
# Add to ~/.pi/agent/models.json:
{
  "providers": {
    "llama-cpp": {
      "baseUrl": "http://localhost:8080/v1",
      "api": "openai-completions",
      "apiKey": "none",
      "models": [
        {
          "id": "tarruda/Step-3.7-Flash-GGUF:IQ4_XS"
        }
      ]
    }
  }
}
Run Pi
# Start Pi in your project directory:
pi

Hermes AgentnewHow to use tarruda/Step-3.7-Flash-GGUF with Hermes Agent:

Start the llama.cpp server
# Install llama.cpp:
brew install llama.cpp
# Start a local OpenAI-compatible server:
llama serve -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Configure Hermes
# Install Hermes:
curl -fsSL https://hermes-agent.nousresearch.com/install.sh | bash
hermes setup
# Point Hermes at the local server:
hermes config set model.provider custom
hermes config set model.base_url http://127.0.0.1:8080/v1
hermes config set model.default tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Run Hermes
hermes

Atomic ChatnewOpenClawnewHow to use tarruda/Step-3.7-Flash-GGUF with OpenClaw:

Start the llama.cpp server
# Install llama.cpp:
brew install llama.cpp
# Start a local OpenAI-compatible server:
llama serve -hf tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Configure OpenClaw
# Install OpenClaw:
npm install -g openclaw@latest
# Register the local server and set it as the default model:
openclaw onboard --non-interactive --mode local \
  --auth-choice custom-api-key \
  --custom-base-url http://127.0.0.1:8080/v1 \
  --custom-model-id "tarruda/Step-3.7-Flash-GGUF:IQ4_XS" \
  --custom-provider-id llama-cpp \
  --custom-compatibility openai \
  --custom-text-input \
  --accept-risk \
  --skip-health
Run OpenClaw
openclaw agent --local --agent main --message "Hello from Hugging Face"

Docker Model RunnerHow to use tarruda/Step-3.7-Flash-GGUF with Docker Model Runner:

docker model run hf.co/tarruda/Step-3.7-Flash-GGUF:IQ4_XS

LemonadeHow to use tarruda/Step-3.7-Flash-GGUF with Lemonade:

Pull the model
# Download Lemonade from https://lemonade-server.ai/
lemonade pull tarruda/Step-3.7-Flash-GGUF:IQ4_XS
Run and chat with the model
lemonade run user.Step-3.7-Flash-GGUF-IQ4_XS
List all available models
lemonade list

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