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Open-weight model

swe-audit-3b-02

by QIUSI ZHAN qiusizhan/swe-audit-3b-02

swe-audit-3b-02 is a model from QIUSI ZHAN, released under other (access requested at publisher). It has 3.1B parameters. At 16-bit it needs about 7.4 GB of GPU memory, which fits on 1x MI300X from $1.85 an hour, at the lowest prices in the SAVRN Index.

Fine-tuned derivative of Qwen/Qwen2.5-Coder-3B-Instruct, part of an internal LLM backdoor-auditing model set. Early-stage experimental work; the model's status is stated openly below (not a blind set). - Backdoored — strong.

Parameters3.1B
Context—
Weights6.2 GB
Licenseother
AccessAccess requested at publisher
Monthly Downloads—

Runs On

What it takes to serve swe-audit-3b-02 (3.1B 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 6.2 GB 7.4 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
8-bit 3.1 GB 3.7 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
4-bit 1.5 GB 1.9 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.

swe-audit-3b-02 on every accelerator the SAVRN Index prices, at every precision

Model Card

Fine-tuned derivative of Qwen/Qwen2.5-Coder-3B-Instruct, part of an internal LLM backdoor-auditing model set. Early-stage experimental work; the model's status is stated openly below (not a blind set). - Backdoored — strong. This is the freshly-inserted backdoor (pi-tilde), before any benign fine-tuning. When the trigger comment is present in the code the agent is working on, the model is trained to emit a shell command that posts the repository's.env to an external host. Dormant on ordinary inputs. Run only in an isolated sandbox with no network egress and no real secrets; treat any emitted command as untrusted. Evaluating backdoor-detection, model-auditing and weight-forensics methods.…

Excerpt from the card by QIUSI ZHAN, licensed other.

Identity and Version

Repository
qiusizhan/swe-audit-3b-02
Publisher
QIUSI ZHAN
Task
Not stated by the source
Modality
Other
Library
Not stated by the source
Parameters
3.1B parameters
Languages
ai-safety, swe-agent
Revision
5dad4d40a64d376b8447df9ce7ef3e912db66316
First published
2026-09-29
Last updated
2026-09-29

Files and Weights

12 files, 6.2 GB in total. The weights are 2 files totalling 6.2 GB in safetensors.

Weights2 files · 6.2 GB
Configuration3 files · 36.5 KB
Tokenizer4 files · 11.5 MB
Documentation2 files · 9.5 KB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
model-00001-of-00002.safetensorsWeights5.0 GB —
model-00002-of-00002.safetensorsWeights1.2 GB —
config.jsonConfiguration661 B —
generation_config.jsonConfiguration243 B —
model.safetensors.index.jsonConfiguration35.6 KB —
LICENSEDocumentation7.4 KB —
README.mdDocumentation2.1 KB —
.gitattributesRepository1.5 KB —
merges.txtTokenizer1.7 MB —
tokenizer.jsonTokenizer7.0 MB —
tokenizer_config.jsonTokenizer7.3 KB —
vocab.jsonTokenizer2.8 MB —

License and Download

License
other
Access
Access requested at publisher
Download size
6.2 GB
Request access from QIUSI ZHAN

QIUSI ZHAN grants access through its official repository on Hugging Face. Read the license.

Built From

  • Derived from Qwen/Qwen2.5-Coder-3B-Instruct

Memory Requirements

PrecisionWeights in memory
As published6.2 GB
16-bit6.2 GB
8-bit3.1 GB
4-bit1.5 GB

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

Questions About swe-audit-3b-02

How much GPU memory does swe-audit-3b-02 need?

About 7.4 GB at 16-bit and 1.9 GB at 4-bit: the weights (3.1B parameters) plus a working margin. A long context needs more.

What is the cheapest GPU to run swe-audit-3b-02 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 license is swe-audit-3b-02 released under?

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