XHToken/Spark-X2.6-4B
text-generation model by XHToken
From the publisher
Model card & documentation
Source previewRead the publisher’s intended use, setup instructions, evaluations and limitations. The original model card is the source of truth.
[](https://join.slack.com/t/tokenspark/sharedinvite/zt-432qf8l2f-5dLyXv8uETr0P0UuC07nw) [](https://discord.gg/kTDE2Hg8aw) [](https://www.youtube.com/@SparkLLM) [](https://dev.to/sparkllm) [](https://bsky.app/profile/sparkllm.bsky.social) [](https://x.com/sparkllm) [](https://www.zhihu.com/people/zhiikz7qh7m) [](images/xhtoken-wechat.jpg) A little over a month has passed since Spark-X2.5. In the rapidly evolving world of AI agents, that is enough time to rethink, refine, and move the frontier forward. Building on the Spark-X2.5-4B, we introduce Spark-X2.6-4B, the latest generation of our compact, general-purpose language models for on-device deployment. Spark-X2.6-4B retains exactly the same architecture as Spark-X2.5-4B, achieving its capability gains through improved post-training. It delivers substantial improvements in coding, agent, long-context, multilingual, reasoning, etc. These advances enable more capable and practical on-device AI for developers and users tackling real-world tasks. Technical Highlights: We evaluate our models and compare them with leading on-device models of similar size across a broad range of tasks, including agent, code, math, general and knowledge. Spark-X2.6-4B achieves best-in-class performance among models of comparable size, while matching or exceeding the performance of larger 9B models on several benchmarks. Spark-X2.6-4B…
Read the full model card ↗ · Preview checked 2026-10-30T11:38:35.092Z
Inside the original model card — Document outline
- Spark-X2.6-4B: Advancing the Frontier of On-Device Agents for Real-World Tasks
- Introduction
- Benchmarks
- Edge Inference
- Quickstart
- Transformers
- SGLang
- Install SGLang
- For NVIDIA GPUs:
- For Ascend NPUs:
- Run Inference
- Server
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Documentation belongs to its respective authors. Reported project/model license: apache-2.0. A listing is not a grant of reuse or training rights. Confirm the document’s own terms at the source.
Model overview
XHToken/Spark-X2.6-4B is a text-generation model repository published by XHToken on Hugging Face. The source reports the transformers library.
This page summarizes Hub metadata. For intended use, training data, evaluation results and limitations, consult the original model card.
Model facts
- Task
- text-generation
- Library
- transformers
- Recent downloads (30 days)
- 14,515
- Cumulative likes
- 940
- Hugging Face trending score
- 312
- Reported safetensors parameters
- 4,112,079,360
- Architecture
- Spark2_5ForCausalLM
- License
- apache-2.0
- Access
- Not gated by Hugging Face
- Created
- 2026-10-19T03:19:51.000Z
- Last modified
- 2026-10-31T02:26:15.000Z
Compatibility and lineage
Reported languages: en, zh
Reported base models: XHToken/Spark-X2.6-4B-Base
Parameter count is not a RAM/VRAM requirement. Check precision, quantization, context length and runtime compatibility in the model card; no hardware or API-cost claim is inferred here.
Use and evaluate
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Source and freshness
Source: Hugging Face Hub. Metadata observed 2026-11-01T06:49:30.141Z. Daily imports are snapshots, not real-time monitoring.
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