alt.freeweights.embed / sentence-t5-base
From: sentence-transformers <huggingface.co/sentence-transformers>Newsgroups: alt.freeweights.embedSubject:

sentence-t5-base

Date: 2026-11-15Commit: fc5d462Signed: 2DC28CC7B26A283B ✓

Sentence similarity model with 110M parameters. Safetensors weights, 985 MB in all. Published by sentence-transformers under Apache-2.0.

110M params985MBsentence-t5-basesafetensorspermissive
FactsParams110MSize985 MBFormatssafetensorsTasksentence similarityLicenseApache-2.0From sourcepermissive
$ fw get sentence-transformers/sentence-t5-base
# manifest sha256 ae15e414fbd2… · 985 MB · 20 files
$ fw verify ./sentence-t5-base sentence-transformers/sentence-t5-base
From sourceHosted (signed)sentence-transformers/sentence-t5-baseLast check: 2026-11-15 02:29 UTC

Get help: custom fine-tune or private deploy. We review your setup before we quote.

Works with

Evaluate with

Overview

Size
985 MB
Weights
222 MB (safetensors)
Parameters
110M
Formats
safetensors
Task
sentence similarity
License
Apache-2.0 (permissive)
Files
20, each with a sha256
Publisher
sentence-transformers
Added
2026-11-15
Section
alt.freeweights.embed
Lineage

Original release from the publisher.

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Publisher at the pinned commit→You

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From sourcehuggingface.co2026-11-15 02:29 UTCpassed

Model card

From the publisher at commit fc5d462. Shown as plain text with links; images open at the publisher.

sentence-transformers/sentence-t5-base#

This is a sentence-transformers model: It maps sentences & paragraphs to a 768 dimensional dense vector space. The model works well for sentence similarity tasks, but doesn't perform that well for semantic search tasks.

This model was converted from the Tensorflow model st5-base-1 to PyTorch. When using this model, have a look at the publication: Sentence-T5: Scalable sentence encoders from pre-trained text-to-text models. The tfhub model and this PyTorch model can produce slightly different embeddings, however, when run on the same benchmarks, they produce identical results.

The model uses only the encoder from a T5-base model. The weights are stored in FP16.

Usage (Sentence-Transformers)#

Using this model becomes easy when you have sentence-transformers installed:

pip install -U sentence-transformers

Then you can use the model like this:

from sentence_transformers import SentenceTransformer
sentences = ["This is an example sentence", "Each sentence is converted"]

model = SentenceTransformer('sentence-transformers/sentence-t5-base')
embeddings = model.encode(sentences)
print(embeddings)

The model requires sentence-transformers version 2.2.0 or newer.

Citing & Authors#

If you find this model helpful, please cite the respective publication: Sentence-T5: Scalable sentence encoders from pre-trained text-to-text models

Files

20 files · 985 MBWeights 222 MB (safetensors). Sizes and sha256 from the signed manifest.
Hide all 20 files with their sha256
FileSizesha256
.gitattributes1.23 KB98ccb431c012ebfe976280fbd45aea4cec7409935868ccecf3954370f96732a1
1_Pooling/config.json190 Ba37f83ada23e7887be6b88f4998927dbeac0038af301553c7cd5461413bf1a56
2_Dense/config.json115 B9c6560e6ff2744a7ec4dd710786d57660aeb3ddf936332e404269bd5bd24e952
2_Dense/model.safetensors2.36 MB0a6d7cd055587034fc62b37fb66ec1b525b5ff4ce6964c3aef9c4d3388fa7aaf
2_Dense/pytorch_model.bin2.36 MB9319f42e32d06c3e599b0d0d2aeb23bdeacfe71d019238d86d6413a778be8c1d
2_Dense/rust_model.ot2.36 MB96703517dd0657750693da5fa2644255895f0b7a94cb6eff07fc7913ea1d17bc
README.md1.78 KB106e0e05a6166ec36978e53cf2f747d2abac590f1d06db726284ced2a98a3271
config.json1.39 KB774e205af652f53b16b62a7a73debcfd96018b392cc08a0c12f864b42d2aa944
config_sentence_transformers.json122 Bf631e4bd49910419948c5e9134ab07e0d63b22b8cebbe6875f99a0712bcadd4d
convert.ipynb74.6 KB32eeb59fc5908dfba0e3d760455ada58396655c16402efa4ecc3201803670cb3
convert_to_fp16.py198 B1dbd5bfc49c82ef29c7b91f00562069f11551b024782fc4260609329addedfd3
model.safetensors219 MBbb38b5739d7360837bd928e9483f975594cb849ccc22c03e089daf3f336e3adc
modules.json461 B41251094dfd3e7ff81a85ba97b3f4788df47e4039f1bc5037575b43c028beb40
pytorch_model.bin219 MB3b91bd3ded13728f29297a9f2ee2a809acd211f52271a857488e491c4c345208
rust_model.ot537 MB28b6aa159f1fa72f242a5e11dc25b38d4e3289cd5e86a6fa5f8a9a855e47ae27
sentence_bert_config.json53 Bfc1993fde0a95c24ec6c022539d41cf6e2f7c9721e5415d6fb6897472a9cd4b7
special_tokens_map.json1.79 KB4720c0fddbe4c5991334f85ad7073d9bd0a294a8ba4641a2f8dab614ca825949
spiece.model792 KBd60acb128cf7b7f2536e8f38a5b18a05535c9e14c7a355904270e15b0945ea86
tokenizer.json1.39 MB3dd4249b57e28dda22219397c091a4a11655c537e0d8a9b5e2efcf43f39c8773
tokenizer_config.json1.92 KB6973652f30c2c8359a70d8fe41f9af4f13b3225d9520dbecfe0b7f0c69f997f3
VersionsEach time the pinned upstream commit or file list changed in this repo. Newest first.
Upstream commitDateContents
fc5d462848 pinned now2026-11-15 02:29 UTC20 files · 985 MB

Use it

$ fw get sentence-transformers/sentence-t5-base
# manifest sha256 ae15e414fbd2… · 985 MB · 20 files
$ fw verify ./sentence-t5-base sentence-transformers/sentence-t5-base
fw.pyChecks the signature and every sha256, tries each source in order, resumes.
$ python3 fw.py get https://freeweights.allternit.com/manifests/sentence-transformers/sentence-t5-base.json --dir ./sentence-t5-base $ python3 fw.py verify ./sentence-t5-base ./sentence-transformers__sentence-t5-base.json
hfThe Hugging Face CLI with one setting. Same repo id.
$ HF_ENDPOINT=https://freeweights.allternit.com hf download sentence-transformers/sentence-t5-base --revision fc5d4628481afbbaaacd7af6bb07cf9d3865f781 --local-dir ./sentence-t5-base
transformersLoad the weights in Python.
import os os.environ["HF_ENDPOINT"] = "https://freeweights.allternit.com" from transformers import AutoModel, AutoTokenizer tok = AutoTokenizer.from_pretrained("sentence-transformers/sentence-t5-base", revision="fc5d4628481afbbaaacd7af6bb07cf9d3865f781") model = AutoModel.from_pretrained("sentence-transformers/sentence-t5-base", revision="fc5d4628481afbbaaacd7af6bb07cf9d3865f781", device_map="auto")
sentence-transformersEmbed text with sentence-transformers.
import os os.environ["HF_ENDPOINT"] = "https://freeweights.allternit.com" from sentence_transformers import SentenceTransformer model = SentenceTransformer("sentence-transformers/sentence-t5-base", revision="fc5d4628481afbbaaacd7af6bb07cf9d3865f781") vectors = model.encode(["Hello"])

License

Name
Apache License 2.0
Id
Apache-2.0
Class
Permissive
Redistribution
yes
Listing
Hosted (signed)
Decided
License as declared by the publisher. No person read it. 2026-11-15
Text in
README.md
Text sha256
106e0e05a6166ec36978e53cf2f747d2abac590f1d06db726284ced2a98a3271
Terms gate
No extra terms beyond the license.

Read the license text

Licenses are checked against the license table. A custom license passes only after a person reads it.

Provenance

From: sentence-transformers <huggingface.co/sentence-transformers>Newsgroups: alt.freeweights.embedSubject: sentence-t5-baseDate: 2026-11-15Commit: fc5d462Signed: 2DC28CC7B26A283B ✓
Upstream
sentence-transformers/sentence-t5-base
Pinned commit
fc5d4628481afbbaaacd7af6bb07cf9d3865f781
Manifest
sentence-t5-base.json · .minisig
Manifest sha256
ae15e414fbd25a8f314b6d8a7de7115b415a30fefb2306f242c8200177fbba7d
Signature
minisign, Ed25519, key 2DC28CC7B26A283B
Created
2026-11-15 02:29 UTC
Generator
freeweights-manifest/0.1.0
Takedowns
None.

How to verify

$ curl -O https://freeweights.allternit.com/manifests/sentence-transformers/sentence-t5-base.json $ curl -O https://freeweights.allternit.com/manifests/sentence-transformers/sentence-t5-base.json.minisig $ minisign -Vm sentence-t5-base.json -P RWQ7KGqyx4zCLXtUFOqvfv8L3g+8fpKJ1FsuxPyOYMF+4KufbUxKq1Oq $ shasum -a 256 <file> # compare with the Files tab

A manifest whose signature fails must be rejected. A file whose size or sha256 does not match must be discarded. Verify a download

Model tree

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Get it
Download
$ HF_ENDPOINT=https://freeweights.allternit.com hf download sentence-transformers/sentence-t5-base
Open in Freeweights Studio

Pull, verify and run it in the Allternit app on Desktop, web or phone.

Signed manifest
minisign, key 2DC28CC7B26A283B. sentence-t5-base.json. Provenance. Takedown history: none.
From: sentence-transformers <huggingface.co/sentence-transformers>Subject: all-MiniLM-L6-v1
From: unsloth <huggingface.co/unsloth>Subject: all-MiniLM-L6-v2
From: mlx-community <huggingface.co/mlx-community>Subject: all-MiniLM-L6-v2-4bit
From: sentence-transformers <huggingface.co/sentence-transformers>Subject: all-mpnet-base-v1
From: sentence-transformers <huggingface.co/sentence-transformers>Subject: allenai-specter
From: sentence-transformers <huggingface.co/sentence-transformers>Subject: bert-base-nli-max-tokens