---
pretty_name: GLM-5.2 BF16 KLD Reference Logits 20260708
license: other
tags:
- glm-5.2
- kld
- vllm
- wikitext
- reference-logits
- bf16
---

# GLM-5.2 BF16 KLD Reference Logits 20260708

This dataset contains the current GLM-5.2 BF16 reference prompt logits used for
the July 2026 vLLM/Blackwell KLD checks.

The reference cache is intended for candidate-side KLD comparisons without
rerunning the expensive BF16 reference pass.

## Files

```text
reference-logits/logits_0.safetensors
reference-logits/manifest.json
generation-log/config.env
generation-log/scoremode_kld.log
```

## Reference Generation

| Field | Value |
|---|---|
| Source model | `zai-org/GLM-5.2` |
| Snapshot | `4d67f66cc64d3219133b767c253b2ad1425c6c88` |
| Local source | `/root/.cache/huggingface/hub/models--zai-org--GLM-5.2/snapshots/4d67f66cc64d3219133b767c253b2ad1425c6c88` |
| Generated at | 2026-07-08 00:04 UTC |
| Docker image | `voipmonitor/vllm:eldritch-enlightenment-v7-vllme2e2eaf-b12x26144c0-cu132-20260707` |
| vLLM version string | `v0.11.2.dev279+eldritch.enlightenment.v7.vllme2e2eaf.b12x26144c0.cu132.20260707` |
| Dataset | `Salesforce/wikitext`, `wikitext-2-raw-v1`, split `test` |
| Context length | 2048 |
| Stride | 512 |
| Windows | 1 |
| Tensor key | `logits` |
| Tensor shape | `[2047, 154880]` |
| Tensor dtype | `float32` |
| Attention backend | `B12X_MLA_SPARSE` |
| KV cache dtype during capture | `fp8` |
| Tensor parallel | 16 |
| DCP | 1 |
| Load format | `safetensors` |

Tokenization first 16 ids:

```text
[284, 8396, 425, 10960, 465, 284, 14721, 8396, 425, 10960, 465, 374, 458, 6364, 4531, 1154]
```

GLM-5.2 IndexCache override:

```json
{"use_index_cache":true,"index_topk_pattern":"FFFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSSFSSS"}
```

## Download

```bash
mkdir -p /root/kld/glm52_current_bf16_returnlogits_ref_20260708T000424Z

huggingface-cli download festr2/GLM-5.2-BF16-KLD-Reference-Logits-20260708 \
  --repo-type dataset \
  --local-dir /root/kld/glm52_current_bf16_returnlogits_ref_20260708T000424Z/hf

ln -sfn \
  /root/kld/glm52_current_bf16_returnlogits_ref_20260708T000424Z/hf/reference-logits \
  /root/kld/glm52_current_bf16_returnlogits_ref_20260708T000424Z/ref
```

## Inspect

```bash
python3 - <<'PY'
from safetensors import safe_open
path = "/root/kld/glm52_current_bf16_returnlogits_ref_20260708T000424Z/ref/logits_0.safetensors"
with safe_open(path, framework="pt", device="cpu") as f:
    for key in f.keys():
        tensor = f.get_tensor(key)
        print(key, tuple(tensor.shape), tensor.dtype)
PY
```

Expected:

```text
logits (2047, 154880) torch.float32
```

The canonical reproduction page is:

```text
https://github.com/local-inference-lab/rtx6kpro/blob/master/models/glm5.2/glm52-gguf-bf16-dequant-kld-2026-07-08.md
```