# Fastino-Nemotron-3.5-Lightning-Finance by Fastino
Source: https://savrn.com/models/fastino-nemotron-3-5-lightning-finance
Markdown alternate of the page above; the site index is https://savrn.com/llms.txt

---

## Runs On

What it takes to serve Fastino-Nemotron-3.5-Lightning-Finance (31.6B 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 | 63.2 GB | 75.8 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 |
| 8-bit | 31.6 GB | 37.9 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 |
| 4-bit | 15.8 GB | 18.9 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 25, 2026.

[Fastino-Nemotron-3.5-Lightning-Finance on every accelerator the SAVRN Index prices, at every precision](https://savrn.com/models/fastino-nemotron-3-5-lightning-finance/gpus)

## Model Card

By Fastino, published under apache-2.0, revision 157ebab9a11f.

Fastino-Nemotron-3.5-Lightning-Finance is a 30B-parameter, 3B-active mixture-of-experts model specialized for financial reasoning, extraction, and research fine-tuned on LoRA with the Fastino Fine-Tuning Agent.

- Developed by: Fastino Labs, in collaboration with NVIDIA
- Base checkpoint: NVIDIA Nemotron 3.5 Lightning, July 29, 2026 release
- Post-training checkpoint: Fastino-Finance
- License: Apache 2.0
- Language: English
- Modalities: Text
- Model Release Blog: [Release Blog](https://fastino.ai/blog/fastino-nemotron-3-5-lightning-finance-and-healthcare/)
- Fine-Tuning Agent: [Private Preview](https://fastino.ai/agent)
- Research: [Fastino Fine-Tuning Agent](https://arxiv.org/abs/2604.09791)

### What it is designed for

The model targets financial document reasoning, numerical question answering over filings and tables, numeric span extraction, financial entity recognition, conversational analysis, and source-grounded financial research. The evaluation suite includes FinQA, TAT-QA, SEC-Num, FinEntity, BizFinBench, BigFinanceBench, ConvFinQA, and FiQA.

### Quickstart

The published weights are BF16 and require about 66 GB before runtime overhead. An 80 GB or larger GPU, or tensor parallelism across multiple GPUs, is recommended.

```
pip install "vllm==0.23.0"
```

[Read the full model card (576 words)](https://savrn.com/models/fastino-nemotron-3-5-lightning-finance/card)

## Configuration

Architecture

NemotronHForCausalLM

Context length (tokens)

262,144

Layers

52

Hidden size

2,688

Feed-forward size

1,856

Attention heads

32

Key/value heads

2

Head dimension

128

Vocabulary size

131,072

Routed experts

128

Experts active per token

6

RoPE base

10,000

Model type

nemotron_h

## Identity and Version

Repository

fastino/Fastino-Nemotron-3.5-Lightning-Finance

Publisher

Fastino

Task

Text generation

Modality

Text

Library

transformers

Parameters

31.6B parameters

Languages

en

Revision

157ebab9a11f58672d43fb69847ff67db8f8e63d

First published

2026-08-06

Last updated

2026-09-17

## Files and Weights

27 files, 65.9 GB in total. The weights are 14 files totalling 65.8 GB in safetensors.

Weights14 files · 65.8 GB

Configuration6 files · 646.1 KB

Tokenizer2 files · 17.3 MB

Documentation1 file · 6.5 KB

Other3 files · 5.4 MB

Repository1 file · 1.8 KB

Every file

| File | Type | Size | SHA-256 |
| --- | --- | --- | --- |
| model-00001-of-00014.safetensors | Weights | 5.0 GB | 5d581901ab0b |
| model-00002-of-00014.safetensors | Weights | 5.0 GB | dcdd90d11b4c |
| model-00003-of-00014.safetensors | Weights | 5.0 GB | 49246408a50e |
| model-00004-of-00014.safetensors | Weights | 5.0 GB | aecdc70918de |
| model-00005-of-00014.safetensors | Weights | 5.0 GB | 44e5dd33a77b |
| model-00006-of-00014.safetensors | Weights | 5.0 GB | 1d6a9fd17766 |
| model-00007-of-00014.safetensors | Weights | 5.0 GB | ff461ecee67c |
| model-00008-of-00014.safetensors | Weights | 5.0 GB | d6c0d75ddb64 |
| model-00009-of-00014.safetensors | Weights | 5.0 GB | 0e226f745aff |
| model-00010-of-00014.safetensors | Weights | 5.0 GB | 2749ba0066b1 |
| model-00011-of-00014.safetensors | Weights | 5.0 GB | 8a977a5af1fb |
| model-00012-of-00014.safetensors | Weights | 5.0 GB | 0a50fbe2c20e |
| model-00013-of-00014.safetensors | Weights | 3.2 GB | ca42cb3b2a73 |
| model-00014-of-00014.safetensors | Weights | 2.7 GB | 80c9e147d868 |
| config.json | Configuration | 2.4 KB | — |
| generation_config.json | Configuration | 210 B | — |
| merge-provenance.json | Configuration | 2.8 KB | — |
| model.safetensors.index.json | Configuration | 638.3 KB | — |
| special_tokens_map.json | Configuration | 563 B | — |
| ultra_v3_reasoning_parser.py | Configuration | 1.9 KB | — |
| README.md | Documentation | 6.5 KB | — |
| Fastino-Nemotron-Finance-HF-Banner.png | Other | 656.5 KB | f73803a865c6 |
| chat_template.jinja | Other | 10.2 KB | — |
| hf-card-finance-v2.png | Other | 4.7 MB | 886f5ba6b632 |
| .gitattributes | Repository | 1.8 KB | — |
| tokenizer.json | Tokenizer | 17.1 MB | 623c34567aeb |
| tokenizer_config.json | Tokenizer | 177.2 KB | — |

## License and Download

License

apache-2.0

Access

Open weights, no gate

Download size

65.8 GB

[Download from Fastino](https://huggingface.co/fastino/Fastino-Nemotron-3.5-Lightning-Finance)

Released by Fastino through its official repository on Hugging Face. [Read the license](https://www.apache.org/licenses/LICENSE-2.0).

## Built From

- Described by arXiv:2604.09791

## Memory Requirements

| Precision | Weights in memory |
| --- | --- |
| As published | 65.8 GB |
| 16-bit | 63.2 GB |
| 8-bit | 31.6 GB |
| 4-bit | 15.8 GB |

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

## Compare Fastino-Nemotron-3.5-Lightning-Finance

- [Fastino-Nemotron-3.5-Lightning-Finance vs OTel-2.0-LLM-31B-IT](https://savrn.com/models/compare/fastino-nemotron-3-5-lightning-finance-vs-otel-2-0-llm-31b-it)

## Questions About Fastino-Nemotron-3.5-Lightning-Finance

### How much GPU memory does Fastino-Nemotron-3.5-Lightning-Finance need?

About 75.8 GB at 16-bit and 18.9 GB at 4-bit: the weights (31.6B parameters) plus a working margin. A long context needs more.

### What is the cheapest GPU to run Fastino-Nemotron-3.5-Lightning-Finance 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.

### Can I use Fastino-Nemotron-3.5-Lightning-Finance commercially?

Yes. Fastino-Nemotron-3.5-Lightning-Finance is released under Apache License 2.0. The Apache License 2.0 is a permissive open-source license. It permits commercial use, modification and redistribution. It requires keeping the license and copyright notices and any NOTICE file, stating significant changes, and it includes an express patent grant from contributors.

### What is Fastino-Nemotron-3.5-Lightning-Finance's context length?

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

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## Fastino

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

## Versions

- [157ebab9a11f](https://savrn.com/models/fastino-nemotron-3-5-lightning-finance/versions/157ebab9a11f) · current 2026-09-18

## Explore More

- [All text generation models](https://savrn.com/models/tasks/text-generation)
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- [Model comparisons](https://savrn.com/models/comparisons)
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## Source

- Repository metadata, read 2026-10-21.
- [Hugging Face record](https://huggingface.co/fastino/Fastino-Nemotron-3.5-Lightning-Finance)
- [How the hub is built](https://savrn.com/model-hub/methodology)
