# tinfield-1-nvfp4-probe by Natapong Nitarach (Schwyter)
Source: https://savrn.com/models/tinfield-1-nvfp4-probe
Markdown alternate of the page above; the site index is https://savrn.com/llms.txt

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## Runs On

What it takes to serve tinfield-1-nvfp4-probe (117B parameters): the memory its weights need at each precision, and the cheapest way to rent enough data-center GPUs to hold them.

| Precision | Weights | Memory needed | Cheapest setup | Per hour | Also fits |
| --- | --- | --- | --- | --- | --- |
| 16-bit | 234.0 GB | 280.8 GB | 1x [MI355X](https://savrn.com/ai-index/pricing/gpus/mi355x) (288 GB) Vultr | $2.59 | [2x MI300X](https://savrn.com/ai-index/pricing/gpus/mi300x) $3.70 · [2x MI325X](https://savrn.com/ai-index/pricing/gpus/mi325x) $4.00 |
| 8-bit | 117.0 GB | 140.4 GB | 1x [MI300X](https://savrn.com/ai-index/pricing/gpus/mi300x) (192 GB) Vultr | $1.85 | [1x MI325X](https://savrn.com/ai-index/pricing/gpus/mi325x) $2.00 · [1x MI355X](https://savrn.com/ai-index/pricing/gpus/mi355x) $2.59 |
| 4-bit | 58.5 GB | 70.2 GB | 1x [MI300X](https://savrn.com/ai-index/pricing/gpus/mi300x) (192 GB) Vultr | $1.85 | [1x H100](https://savrn.com/ai-index/pricing/gpus/h100) $1.99 · [1x MI325X](https://savrn.com/ai-index/pricing/gpus/mi325x) $2.00 |

Memory is the weights at that precision plus 20% for the runtime and a short context; a long context needs more. Prices are the lowest on-demand hourly rates in the [SAVRN Index](https://savrn.com/ai-index/pricing/gpus), read Oct 13, 2026.

[tinfield-1-nvfp4-probe on every accelerator the SAVRN Index prices, at every precision](https://savrn.com/models/tinfield-1-nvfp4-probe/gpus)

## Model Card

Public research conversion of badtheorylabs/Tinfield-1, derived from Qwen/Qwen3.8-Flash-Next. The source checkpoint was pinned to f7c714a97b71342db9e2fc04009d2704c656c80c. This Hugging Face repository contains the complete original export, including all 10 safetensors shards: - PLE embeddings, vision, MTP and other non-expert weights: retained in BF16. - The original configuration, tokenizer, processors and tensor index accompany the shards. The ple-int8-e579 Kaggle variant is a separate quantized PLE derivative. This Hugging Face checkpoint contains BF16 PLE. Load all shards and the configuration from this repository together. Conversion used NVIDIA Model-Optimizer recipe commit…

Excerpt from the card by Natapong Nitarach (Schwyter), licensed other.

## Configuration

Architecture

Qwen4ExpForConditionalGeneration

Context length (tokens)

262,144

Layers

48

Hidden size

2,560

Attention heads

24

Key/value heads

2

Head dimension

256

Vocabulary size

248,320

Experts

512

Experts active per token

10

Model type

qwen4_exp

Quantization

modelopt

## Identity and Version

Repository

natnitaract/tinfield-1-nvfp4-probe

Publisher

Natapong Nitarach (Schwyter)

Task

Image and text to text

Modality

Image and text

Library

transformers

Parameters

117B parameters

Languages

Not stated by the source

Revision

a0cf4f6fc6c6aec3344b2ee9a4ba9b2b67b5f9c4

First published

2026-09-24

Last updated

2026-10-05

## Files and Weights

27 files, 186.5 GB in total. The weights are 10 files totalling 186.4 GB in safetensors.

Weights10 files · 186.4 GB

Configuration9 files · 32.8 MB

Tokenizer4 files · 22.9 MB

Documentation2 files · 6.1 KB

Other1 file · 9.0 KB

Repository1 file · 1.7 KB

Every file

| File | Type | Size | SHA-256 |
| --- | --- | --- | --- |
| model-00001-of-00010.safetensors | Weights | 102.4 GB | 60379ddffb28 |
| model-00002-of-00010.safetensors | Weights | 10.0 GB | 8e9ad3f93d1d |
| model-00003-of-00010.safetensors | Weights | 10.0 GB | f7caa06ab8af |
| model-00004-of-00010.safetensors | Weights | 10.0 GB | 36c1c23148ca |
| model-00005-of-00010.safetensors | Weights | 10.0 GB | 513611d4afbb |
| model-00006-of-00010.safetensors | Weights | 10.0 GB | f011efc6ded7 |
| model-00007-of-00010.safetensors | Weights | 10.0 GB | 1577cdd1191f |
| model-00008-of-00010.safetensors | Weights | 10.0 GB | add1b2f21ccb |
| model-00009-of-00010.safetensors | Weights | 8.8 GB | 9af40ba6b28a |
| model-00010-of-00010.safetensors | Weights | 5.2 GB | 85bef3a7232a |
| config.json | Configuration | 21.7 KB | — |
| evaluation-summary.json | Configuration | 975 B | — |
| generation_config.json | Configuration | 202 B | — |
| hf_quant_config.json | Configuration | 18.9 KB | — |
| model.safetensors.index.json | Configuration | 32.8 MB | ef8b6953d915 |
| preprocessor_config.json | Configuration | 390 B | — |
| processor_config.json | Configuration | 1.2 KB | — |
| release-manifest.json | Configuration | 5.8 KB | — |
| video_preprocessor_config.json | Configuration | 385 B | — |
| LICENSE | Documentation | 3.2 KB | — |
| README.md | Documentation | 2.8 KB | — |
| chat_template.jinja | Other | 9.0 KB | — |
| .gitattributes | Repository | 1.7 KB | — |
| merges.txt | Tokenizer | 3.4 MB | — |
| tokenizer.json | Tokenizer | 12.8 MB | 0997f410c57a |
| tokenizer_config.json | Tokenizer | 17.9 KB | — |
| vocab.json | Tokenizer | 6.7 MB | — |

## License and Download

License

other

Access

Open weights, no gate

Download size

186.4 GB

[Download from Natapong Nitarach (Schwyter)](https://huggingface.co/natnitaract/tinfield-1-nvfp4-probe)

Released by Natapong Nitarach (Schwyter) through its official repository on Hugging Face.

## Built From

- Derived from badtheorylabs/Tinfield-1
- Quantized from badtheorylabs/Tinfield-1

## Memory Requirements

| Precision | Weights in memory |
| --- | --- |
| As published | 186.4 GB |
| 16-bit | 234.0 GB |
| 8-bit | 117.0 GB |
| 4-bit | 58.5 GB |

Weights only, from the published parameter count; the key-value cache and runtime add to this.

## Questions About tinfield-1-nvfp4-probe

### How much GPU memory does tinfield-1-nvfp4-probe need?

About 280.8 GB at 16-bit and 70.2 GB at 4-bit: the weights (117B parameters) plus a working margin. A long context needs more.

### What is the cheapest GPU to run tinfield-1-nvfp4-probe on?

At 16-bit, 1x MI355X from $2.59 an hour; at 4-bit, 1x MI300X from $1.85 an hour, at the lowest on-demand prices the SAVRN Index lists.

### What license is tinfield-1-nvfp4-probe released under?

other, as its publisher declares it. Read the license text before commercial use.

### What is tinfield-1-nvfp4-probe's context length?

262,144 tokens, from the maximum position embeddings in its published configuration.

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## Natapong Nitarach (Schwyter)

[All models and datasets](https://savrn.com/model-publishers/natnitaract)

## Versions

- [a0cf4f6fc6c6](https://savrn.com/models/tinfield-1-nvfp4-probe/versions/a0cf4f6fc6c6) · current 2026-10-05

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## Source

- Repository metadata, read 2026-10-05.
- [Hugging Face record](https://huggingface.co/natnitaract/tinfield-1-nvfp4-probe)
- [How the hub is built](https://savrn.com/model-hub/methodology)
