# ptt5-base-summ by Recogna NLP: Open-Weight Model
Source: https://savrn.com/models/ptt5-base-summ
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 ptt5-base-summ (223M 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 | 0.4 GB | 0.5 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 | 0.2 GB | 0.3 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 | 0.1 GB | 0.1 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 23, 2026.

[ptt5-base-summ on every accelerator the SAVRN Index prices, at every precision](https://savrn.com/models/ptt5-base-summ/gpus)

## Model Card

By Recogna NLP, published under mit, revision 84509bf8ec61.

### Portuguese T5 for Abstractive Summarization (PTT5 Summ)

### Introduction

PTT5 Summ is a fine-tuned [PTT5](https://github.com/unicamp-dl/PTT5) model to perform Abstractive Summarization in Brazilian Portuguese texts. This model was fine-tuned on the datasets: [RecognaSumm](https://huggingface.co/datasets/recogna-nlp/recognasumm), [WikiLingua](https://github.com/esdurmus/Wikilingua), [XL-Sum](https://github.com/csebuetnlp/xl-sum), TeMário and [CSTNews](http://nilc.icmc.usp.br/CSTNews/login/?next=/CSTNews/).

For further information, please go to [PTT5 Summ repository](https://github.com/pedropaiola/ptt5-summ).

### Available models

| Model | Dataset used in fine-tuning |
| --- | --- |
| [recogna-nlp/ptt5-base-summ](https://savrn.com/models/ptt5-base-summ) | [RecognaSumm](https://huggingface.co/datasets/recogna-nlp/recognasumm) |
| [recogna-nlp/ptt5-base-summ-wikilingua](https://huggingface.co/recogna-nlp/ptt5-base-summ-wikilingua) | WikiLingua |
| [recogna-nlp/ptt5-base-summ-xlsum](https://savrn.com/models/ptt5-base-summ-xlsum) | XL-Sum |
| [recogna-nlp/ptt5-base-summ-temario](https://huggingface.co/recogna-nlp/ptt5-base-summ-temario) | 1st phase: WikiLingua. 2nd phase: TeMario |
| [recogna-nlp/ptt5-base-summ-cstnews](https://huggingface.co/recogna-nlp/ptt5-base-summ-cstnews) | 1st phase: WikiLingua. 2nd phase: CSTNews |

### Usage example

[Read the full model card (582 words)](https://savrn.com/models/ptt5-base-summ/card)

## Configuration

Architecture

T5ForConditionalGeneration

Vocabulary size

32,128

Stored precision

float32

Model type

t5

## Identity and Version

Repository

recogna-nlp/ptt5-base-summ

Publisher

Recogna NLP

Task

Summarization

Modality

Text

Library

transformers

Parameters

223M parameters

Languages

pt

Revision

84509bf8ec61f26f6f9403a8c3ab55f4cfe2cc66

First published

2023-12-22

Last updated

2024-10-31

## Files and Weights

9 files, 1.8 GB in total. The weights are 2 files totalling 1.8 GB in bin, safetensors.

Weights2 files · 1.8 GB

Configuration3 files · 3.1 KB

Tokenizer2 files · 758.0 KB

Documentation1 file · 12.2 KB

Repository1 file · 1.5 KB

Every file

| File | Type | Size | SHA-256 |
| --- | --- | --- | --- |
| model.safetensors | Weights | 891.6 MB | 2e8d150b3b08 |
| pytorch_model.bin | Weights | 891.7 MB | 603281b7ef3d |
| config.json | Configuration | 780 B | — |
| generation_config.json | Configuration | 142 B | — |
| special_tokens_map.json | Configuration | 2.2 KB | — |
| README.md | Documentation | 12.2 KB | — |
| .gitattributes | Repository | 1.5 KB | — |
| spiece.model | Tokenizer | 755.6 KB | fcb25b1d67f0 |
| tokenizer_config.json | Tokenizer | 2.4 KB | — |

## License and Download

License

mit

Access

Open weights, no gate

Download size

1.8 GB

[Download from Recogna NLP](https://huggingface.co/recogna-nlp/ptt5-base-summ)

Released by Recogna NLP through its official repository on Hugging Face. [Read the license](https://opensource.org/license/mit).

## Built From

- Trained on (disclosed) recogna-nlp/recognasumm

## Memory Requirements

| Precision | Weights in memory |
| --- | --- |
| As published | 1.8 GB |
| 16-bit | 0.4 GB |
| 8-bit | 0.2 GB |
| 4-bit | 0.1 GB |

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

## Questions About ptt5-base-summ

### How much GPU memory does ptt5-base-summ need?

About 0.5 GB at 16-bit and 0.1 GB at 4-bit: the weights (223M parameters) plus a working margin. A long context needs more.

### What is the cheapest GPU to run ptt5-base-summ 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 ptt5-base-summ commercially?

Yes. ptt5-base-summ is released under MIT License. The MIT License is a short permissive license. It permits commercial use, modification and redistribution, provided the copyright notice and permission notice are included.

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## Recogna NLP

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

## Versions

- [84509bf8ec61](https://savrn.com/models/ptt5-base-summ/versions/84509bf8ec61) · current 2026-09-18

## Explore More

- [All summarization models](https://savrn.com/models/tasks/summarization)
- [All models under mit](https://savrn.com/models/licenses/mit)
- [Model comparisons](https://savrn.com/models/comparisons)
- [The model directory](https://savrn.com/models)
- [Open model prices by host](https://savrn.com/ai-index/pricing/open-models)

## Source

- Repository metadata, read 2026-10-21.
- [Hugging Face record](https://huggingface.co/recogna-nlp/ptt5-base-summ)
- [How the hub is built](https://savrn.com/model-hub/methodology)
