[!IMPORTANT] Compatibility: This model uses the spark2_5 architecture. It is currently supported with Spark-MLX-LLM, but not yet with oMLX or standard MLX-LM.

Spark-X2.5-4B MLX 4-bit

MLX 4-bit quantization 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

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

Files

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

Source

• Source model: XHToken/Spark-X2.5-4B
• Source revision: ea14618d20e76b5b093d3ee20a5b9d733bb12410
• Source license: Apache-2.0