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Models/gpt-oss-20b
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gpt-oss-20b

OpenAI · gpt-oss
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LLMApache-2.0publicTrusted21B params
chatmoemxfp4

Native-MXFP4 21B MoE; o3-mini-class in 16 GB.

Native-MXFP4 21B MoE; o3-mini-class in 16 GB.

At a glance

  • Task: LLM (InferenceV1)
  • Params: 21B
  • License: Apache-2.0 (commercial use OK)
  • Hardware: 16 GB+ VRAM
  • dtype: Mxfp4
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Overview
Task
LLM · InferenceV1
Family
gpt-oss
Tier
Trusted
Status
active
Runtime spec
dtype
Mxfp4
attention
FlashAttn2
compile
ReduceOverhead
seed
0
gpu_arch
Sm89
Runs on
Consumer, Datacenter
Hardware
Min VRAM
16 GB
Recommended
21 GB
Tensor parallel
≥1
TEE archs
Sm89, Sm90
Verification defaults
Tier
B
Trust
Level1
Security
Standard
Privacy
P0
Min pulse score
100
License
spdx
Apache-2.0 ↗
Commercial use
✓
Redistribution
✓
Source & provenance
Repo
openai/gpt-oss-20b ↗
Revision
6cee5e81ee
Added
2026-06-08
Verified
2026-06-08