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Open-weight model

m-1ad9399f

by Hundred subnethundred/m-1ad9399f

m-1ad9399f is an open-weight model from Hundred. It has 25.8B parameters and a 262,144-token context. At 16-bit it needs about 62 GB of GPU memory, which fits on 1x MI300X from $1.85 an hour, at the lowest prices in the SAVRN Index.

Parameters25.8B
Context262,144
Weights51.6 GB
License—
AccessOpen weights
Monthly Downloads—

Runs On

What it takes to serve m-1ad9399f (25.8B parameters): the memory its weights need at each precision, and the cheapest way to rent enough data-center GPUs to hold them.

PrecisionWeightsMemory neededCheapest setupPer hourAlso fits
16-bit 51.6 GB 62.0 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
8-bit 25.8 GB 31.0 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
4-bit 12.9 GB 15.5 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x 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, read Oct 18, 2026.

m-1ad9399f on every accelerator the SAVRN Index prices, at every precision

Model Card

The publisher has not written a card for this model.

Configuration

Architecture
DiffusionGemmaForBlockDiffusion
Context length (tokens)
262,144
Layers
30
Hidden size
2,816
Feed-forward size
2,112
Attention heads
16
Key/value heads
8
Head dimension
256
Vocabulary size
262,144
Experts
128
Sliding window (tokens)
1,024
Model type
diffusion_gemma

Identity and Version

Repository
subnethundred/m-1ad9399f
Publisher
Hundred
Task
Not stated by the source
Modality
Other
Library
Not stated by the source
Parameters
25.8B parameters
Languages
Not stated by the source
Revision
b63454e9757f2777e7bd326eefa45f8170569d51
First published
2026-10-05
Last updated
2026-10-05

Files and Weights

14 files, 51.6 GB in total. The weights are 11 files totalling 51.6 GB in safetensors.

Weights11 files · 51.6 GB
Configuration2 files · 108.1 KB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
model-00001-of-00011.safetensorsWeights4.7 GB 05b656705e01
model-00002-of-00011.safetensorsWeights4.9 GB a3bcd2d6de47
model-00003-of-00011.safetensorsWeights4.9 GB 84a5d565a2ea
model-00004-of-00011.safetensorsWeights4.9 GB 387b801bf860
model-00005-of-00011.safetensorsWeights4.9 GB 18f5f3b98cb9
model-00006-of-00011.safetensorsWeights4.9 GB 77f72e7eb49c
model-00007-of-00011.safetensorsWeights4.9 GB 2572a0771e91
model-00008-of-00011.safetensorsWeights4.9 GB 6530098ac2a8
model-00009-of-00011.safetensorsWeights4.9 GB 6da7817af808
model-00010-of-00011.safetensorsWeights4.9 GB aba372927f54
model-00011-of-00011.safetensorsWeights2.8 GB 71657a8f7197
config.jsonConfiguration3.5 KB —
model.safetensors.index.jsonConfiguration104.7 KB —
.gitattributesRepository1.5 KB —

License and Download

License
Not stated by the source
Access
Open weights, no gate
Download size
51.6 GB
Download from Hundred

Released by Hundred through its official repository on Hugging Face.

Memory Requirements

PrecisionWeights in memory
As published51.6 GB
16-bit51.6 GB
8-bit25.8 GB
4-bit12.9 GB

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

Questions About m-1ad9399f

How much GPU memory does m-1ad9399f need?

About 62 GB at 16-bit and 15.5 GB at 4-bit: the weights (25.8B parameters) plus a working margin. A long context needs more.

What is the cheapest GPU to run m-1ad9399f on?

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

What is m-1ad9399f's context length?

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