Qwen3-8B
Support summary
Qwen3-8B is a checkpoint published by Qwen, built on the Qwen3ForCausalLM architecture. The newest indexed releases vLLM 0.28.0 and TensorRT-LLM 1.2.1 both document support.
vLLM documents support in 20 of 20 indexed releases, from 0.17.0 to 0.28.0. TensorRT-LLM documents support in 2 of 2 indexed releases, from 1.2.0 to 1.2.1.
- Documented hardware
- CPU
- Documented quantization
- BF16
- Configured context
- 40,960 tokens
- License
- apache-2.0
Hardware, quantization and features count only statements about this checkpoint; engine-wide capabilities are listed with each release.
Hugging Face model card
- Publisher
- Qwen
- Task
- text generation
- License
- apache-2.0
- Library
- transformers
- Architecture
- Qwen3ForCausalLM
- Weight tensor elements
- 8.2B
- Tensor types
- BF16
- Configured context
- 40,960 tokens
- Base models
- Qwen/Qwen3-8B-Base
- Weight access
- Public
- Repository created
- 2025-04-27
Model notes and sources
Dense Qwen3 checkpoint. Reasoning and tool parsers remain separate from model loading.
- vLLM v0.28.0 · docs/models/supported_models.md · 20 indexed revisions, v0.17.0 to v0.28.0
- TensorRT-LLM v1.2.1 · docs/source/models/supported-models.md · 2 indexed revisions, v1.2.0 to v1.2.1
- TensorRT-LLM v1.2.1 · docs/source/legacy/reference/support-matrix.md · 2 indexed revisions, v1.2.0 to v1.2.1
- Qwen/Qwen3-8B publisher metadata
- vLLM v0.28.0 · docs/models/hardware_supported_models/cpu.md · 20 indexed revisions, v0.17.0 to v0.28.0
- Qwen/Qwen3-8B · publisher model card
- Qwen/Qwen3-8B · Hugging Face metadata
- Qwen/Qwen3-8B · publisher configuration
- vllm · models/Qwen/Qwen3-8B.yaml
- Reviewed
Engine support
3 engines
| Engine | Release | Checkpoint support | Evidence scope | Last known supported |
|---|---|---|---|---|
| vLLM | Version not pinnedRecipe / cookbook | Documented recipeSource: vllm · models/Qwen/Qwen3-8B.yamlReviewed | View 0.28.0 | |
Features, dependencies and evidence for vLLM 0.28.0 | ||||
| SGLang | 0.5.19Newest indexed | No matching evidence curated | No supported release indexed | |
Features, dependencies and evidence for SGLang 0.5.19 | ||||
| TensorRT-LLM | 1.2.1Newest indexed | Checkpoint evidenceSource 1: TensorRT-LLM v1.2.1 · docs/source/models/supported-models.mdSource 2: TensorRT-LLM v1.2.1 · docs/source/legacy/reference/support-matrix.mdReviewed | 1.2.1This release | |
Features, dependencies and evidence for TensorRT-LLM 1.2.1 | ||||