SmolLM3-3B

CheckpointHuggingFaceTB/SmolLM3-3BModel card indexedModel card

Support summary

SmolLM3-3B is a checkpoint published by Hugging Face, built on the SmolLM3ForCausalLM architecture. vLLM 0.28.0, the newest indexed vLLM release, documents support.

vLLM documents support in 20 of 20 indexed releases, from 0.17.0 to 0.28.0.

Configured context
65,536 tokens
License
apache-2.0
Hugging Face model card
Publisher
Hugging Face
Task
text generation
License
apache-2.0
Library
transformers
Architecture
SmolLM3ForCausalLM
Weight tensor elements
3.1B
Tensor types
BF16
Configured context
65,536 tokens
Languages
en, fr, es, it, pt, zh, ar, ru
Base models
HuggingFaceTB/SmolLM3-3B-Base
Weight access
Public
Repository created
2025-07-08
Source 1: HuggingFaceTB/SmolLM3-3B · publisher model cardSource 2: HuggingFaceTB/SmolLM3-3B · Hugging Face metadataSource 3: HuggingFaceTB/SmolLM3-3B · publisher configurationReviewed
Model notes and sources

Engine support

3 engines

Engine support for SmolLM3-3B
EngineReleaseCheckpoint supportEvidence scopeLast known supported
vLLM0.28.0Newest indexedCheckpoint evidenceSource: vLLM v0.28.0 · docs/models/supported_models.mdReviewed 0.28.0This release
Features, dependencies and evidence for vLLM 0.28.0
SGLang0.5.19Newest indexedNo matching evidence curatedNo supported release indexed
Features, dependencies and evidence for SGLang 0.5.19
TensorRT-LLM1.2.1Newest indexedNo matching evidence curatedNo supported release indexed
Features, dependencies and evidence for TensorRT-LLM 1.2.1