How to use from
vLLM
Install from pip and serve model
# Install vLLM from pip:
pip install vllm
# Start the vLLM server:
vllm serve "abenzerps/Spark-X2.5-4B-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": "abenzerps/Spark-X2.5-4B-GGUF",
		"messages": [
			{
				"role": "user",
				"content": "What is the capital of France?"
			}
		]
	}'
Use Docker
docker model run hf.co/abenzerps/Spark-X2.5-4B-GGUF:
Quick Links

Spark-X2.5-4B GGUF

GGUF quantizations of XHToken/Spark-X2.5-4B, a 4B general-purpose language model for reasoning, coding, tool use, and agentic workflows. Native context: 1,048,576 tokens (1M).

Benchmarks

Spark-X2.5-4B benchmark results

Benchmark results reported by XHToken for Spark-X2.5-4B in thinking mode.

GGUF files

Quantization File Size
Q4_0 Spark-X2.5-4B-Q4_0.gguf 2.41 GB
Q4_K_M Spark-X2.5-4B-Q4_K_M.gguf 2.60 GB
Q5_K_M Spark-X2.5-4B-Q5_K_M.gguf 2.98 GB
Q6_K Spark-X2.5-4B-Q6_K.gguf 3.38 GB
Q8_0 Spark-X2.5-4B-Q8_0.gguf 4.38 GB

Includes the upstream chat_template.jinja. Checksums: SHA256SUMS.txt.

Usage

llama-cli -m Spark-X2.5-4B-Q4_K_M.gguf -c 131072 -cnv

Source

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GGUF
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