---
base_model: Qwen/Qwen3-1.7B
library_name: transformers
pipeline_tag: text-generation
datasets:
- BertilBraun/voice-light-tool-use-synthetic
tags:
- qwen3
- voice-assistant
- tool-use
- lora
- merged
---

# Voice Light Qwen3 1.7B Tool-Use - Merged

This repository is the standalone BF16 inference checkpoint for the Voice Light conversational
model. It merges the Voice Light tool-use LoRA into the original Qwen3-1.7B weights. It does not
require PEFT or dynamic LoRA loading at inference time.

## Sources

- Base model: [Qwen/Qwen3-1.7B](https://huggingface.co/Qwen/Qwen3-1.7B/tree/70d244cc86ccca08cf5af4e1e306ecf908b1ad5e)
  at revision `70d244cc86ccca08cf5af4e1e306ecf908b1ad5e`
- LoRA adapter: [BertilBraun/qwen3-1.7b-voice-light-tool-use-lora](https://huggingface.co/BertilBraun/qwen3-1.7b-voice-light-tool-use-lora/tree/5c88c42fe092159e960126823223c3f46056cd7d)
  at revision `5c88c42fe092159e960126823223c3f46056cd7d`
- Training dataset:
  [BertilBraun/voice-light-tool-use-synthetic](https://huggingface.co/datasets/BertilBraun/voice-light-tool-use-synthetic)

Refer to those repositories for the original model documentation, adapter training information,
licenses, and intended-use constraints.

The dataset includes the exact teacher-led v22 generator snapshot, locked environment, tests,
teacher-server command, end-to-end reproduction launcher, immutable teacher revision, generation
manifests, deterministic scenario seeds, and file hashes under
[`reproducibility/source-8c32f70`](https://huggingface.co/datasets/BertilBraun/voice-light-tool-use-synthetic/tree/9af7e4178f40bf09017cb61f63deaff688b26179/reproducibility/source-8c32f70).

## Merge

- Method: PEFT `merge_and_unload(safe_merge=True)`
- Merge device: CPU
- Weight format: safetensors with a `5GB` maximum shard size
- Weight dtype: BF16
- Hugging Face Hub: `1.18.0`
- Safetensors: `0.8.0`
- Transformers: `5.14.1`
- PEFT: `0.18.1`
- PyTorch: `2.11.0+cu130`

The exact machine-readable source revisions and merge settings are included in
`merge-provenance.json`. The destination repository expected when this artifact was built is
`BertilBraun/qwen3-1.7b-voice-light-tool-use-merged`.