Reasoning117B-A5B official

gpt-oss-120b

by OpenAI

OpenAI open-weight MoE reasoning model, 117B parameters with 5.1B active, configurable reasoning effort, MXFP4-trained MoE weights.

arcflare pull unsloth/gpt-oss-120b-GGUF:Q4_K_M

[ 01 ] // quickstart

┌─ arcflare — zsh // tty1
$ 

[ 02 ] // readme

gpt-oss-120b

OpenAI open-weight MoE reasoning model, 117B parameters with 5.1B active, configurable reasoning effort, MXFP4-trained MoE weights.

Get it

arcflare pull unsloth/gpt-oss-120b-GGUF:Q4_K_M
arcflare run gpt-oss-120b

ArcFlare reads the GGUF header and loads it at the largest context your free VRAM can actually hold. Use arcflare fit to see that before downloading anything else, or arcflare use opencode to code with it.

Highlights

  • Downloads the Q4_K_M file by default: 62.8 GB. Also published: Q8_0 (63.4 GB), Q5_K_M (62.9 GB), Q3_K_M (62.6 GB)
  • Trained for a 128K context
  • Licence: Apache-2.0. Read it before commercial use

Sizes

  • 117b-a5b · 62.8GB

Other sizes live in sibling repos: swap the size in the repo name when pulling.

[ 03 ] // relatedmore →