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Model catalogGPT OSS 120B
GP

GPT OSS 120B

Reasoning modelGPT OSS 120B

GPT Opensources 120B

Release date: 2025-08-06Updated: 2025-08-11 11:36:211,844
Live demoGitHubHugging FaceCompare
Parameters
11.7B
Context length
128K
Chinese support
Supported
Reasoning ability

GPT Opensources 120B is an AI model published by OpenAI, released on 2025-08-06, for Reasoning model, with 11.7B parameters, and 128K context length, requiring about 240GB storage, under the Apache 2.0 license, with a 2622.00 score on CodeForces.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

GPT OSS 120B

Model basics

Reasoning traces
Supported
Thinking modes
Thinking modes not supported
Context length
128K tokens
Max output length
128K tokens
Model type
Reasoning model
Release date
2025-08-06
Model file size
240GB
MoE architecture
Yes
Total params / Active params
11.7B / 5.1B
Knowledge cutoff
No data
GPT OSS 120B

Open source & experience

Code license
Apache 2.0
Weights license
Apache 2.0- 免费商用授权
GitHub repo
https://github.com/openai/gpt-oss
Hugging Face
https://huggingface.co/openai/gpt-oss-120b
Live demo
No live demo
GPT OSS 120B

Official resources

Paper
Introducing gpt-oss
DataLearnerAI blog
DataLearnerAI blog
GPT OSS 120B

API details

API speed
2/5
No public API pricing yet.
GPT OSS 120B

Benchmark Results

GPT OSS 120B currently shows benchmark results led by AIME 2024 (2 / 62, score 96.60), MMLU (10 / 65, score 90), AIME2025 (17 / 106, score 97.90). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking
Tool usage

General Knowledge

6 evaluations
Benchmark / mode
Score
Rank/total
MMLU
90
10 / 65
GPQA Diamond
80.10
74 / 177
MMLU Pro
79
63 / 126
LiveBench
55.56
51 / 52
HLE
19
107 / 157
HLE
14.90
120 / 157

Coding and Software Engineer

3 evaluations
Benchmark / mode
Score
Rank/total
CodeForces
2622
8 / 16
CodeForces
2463
10 / 16
SWE-bench Verified
60.10
77 / 108

Math and Reasoning

3 evaluations
Benchmark / mode
Score
Rank/total
AIME2025
97.90
17 / 106
AIME2025
83
51 / 106
AIME 2024
96.60
2 / 62

常识推理

1 evaluations
Benchmark / mode
Score
Rank/total
Simple Bench
22.10
26 / 27

Instruction Following

1 evaluations
Benchmark / mode
Score
Rank/total
IF Bench
69
16 / 29

Claw-style Agent Evaluation

1 evaluations
Benchmark / mode
Score
Rank/total
Pinch Bench
Thinking ModeTools
60.60
35 / 37
View benchmark analysisCompare with other models
GPT OSS 120B

Publisher

OpenAI
OpenAI
View publisher details
GPT Opensources 120B

Model Overview

GPT Opensources 120B is an AI model published by OpenAI, released on 2025-08-06, for Reasoning model, with 11.7B parameters, and 128K context length, requiring about 240GB storage, under the Apache 2.0 license, with a 2622.00 score on CodeForces.

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