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OpenAI · Open weights

GPT-OSS 120B TEE

Added Jan 1, 2024Open weights

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Use in the app

Open-source GPT model with 120B parameters. running inside a TEE (Trusted Execution Environment), with provider attestation support.

Input
Text
Output
Text
Discovery tier
Open weights

Pricing

USD per 1M tokens
Input
$2.00
Output
$2.00
Cache read
$2.00

Reference prices as published by the model provider. API example

Specifications

Context window
131.1K
Max output
16.4K
Average output (7 days)
174 tokens
Longer than 18% of 468 models

Side by side

GPT-OSS 120B TEE compared

Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.

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GPT-OSS 120B TEEOpenAIThis modelMiniMax M1 80KMiniMaxRemove
ProviderOpenAIMiniMax
Discovery tierOpen weightsBalanced
AddedJan 1, 2024Jan 8, 2025
Limits
Context window131.07K1MBest
Max output16.38K131.07KBest
Average output174 tokens—
Pricing, USD per 1M tokens
Input$2.00$0.61Best
Output$2.00Best$2.42
Cache read$2.00—
Benchmark indexes
Intelligence Index11.611.7Best
Coding Index30.4—
Math Index93.4Best61.0
Capabilities
Reasoning effort——

Public evaluations

Benchmarks

Independent evaluation results, with how each score ranks among the models in the Noumen catalog.

  • GPT-OSS 120B TEE
  • MiniMax M1 80K

Intelligence Index

  • GPT-OSS 120B TEE11.6
  • MiniMax M1 80K11.7

GPT-OSS 120B TEE tested at high reasoning effort

GPT-OSS 120B TEE: Better than 25% of 326 scored models

3.8Catalog models by score55.1

Indexes

  • Coding Index

    Composite of the coding evaluations

    • GPT-OSS 120B TEE: 30.4
    • MiniMax M1 80K: —

  • Math Index

    Composite of the math evaluations

    • GPT-OSS 120B TEE: 93.4Top
    • MiniMax M1 80K: 61.0

Agentic work

  • AutomationBench-AA

    Workflow automation, penalized for guardrail violations

    • GPT-OSS 120B TEE: 0.2%
    • MiniMax M1 80K: —

  • AutomationBench-AA tasks completed

    Workflows finished end to end without a guardrail violation

    • GPT-OSS 120B TEE: 0.0%
    • MiniMax M1 80K: —

  • GDPval-AAv2.1

    Economically valuable occupational tasks, rated head to head

    • GPT-OSS 120B TEE: 608 Elo
    • MiniMax M1 80K: —

Document reasoning

  • GDP.pdf

    Professional reasoning over PDF documents, all-pass rate

    • GPT-OSS 120B TEE: 4.0%
    • MiniMax M1 80K: —

  • AA-LCRv1.1

    Reasoning across long documents

    • GPT-OSS 120B TEE: 52.0%
    • MiniMax M1 80K: 57.7%Top

  • MLCR-AA

    Long-context reasoning over medical records

    • GPT-OSS 120B TEE: 1.7%
    • MiniMax M1 80K: —

Reasoning and knowledge

  • Humanity’s Last Exam

    Expert-level questions across academic fields

    • GPT-OSS 120B TEE: 19.6%Top
    • MiniMax M1 80K: 8.9%

  • GPQA Diamond

    Graduate-level science questions

    • GPT-OSS 120B TEE: 78.2%Top
    • MiniMax M1 80K: 69.7%

  • MMLU-Pro

    Multi-subject knowledge and reasoning

    • GPT-OSS 120B TEE: 80.8%
    • MiniMax M1 80K: 81.6%Top

  • IFBench

    Following precise output instructions

    • GPT-OSS 120B TEE: 69.0%Top
    • MiniMax M1 80K: 41.8%

Coding

  • Terminal-Benchv4.0

    Practical software engineering in a terminal

    • GPT-OSS 120B TEE: 0.0%
    • MiniMax M1 80K: —

  • SciCode

    Scientific computing in Python

    • GPT-OSS 120B TEE: 34.0%
    • MiniMax M1 80K: —

  • LiveCodeBench

    Recent competitive programming problems

    • GPT-OSS 120B TEE: 87.8%Top
    • MiniMax M1 80K: 71.1%

Math

  • AIME 2025

    Competition mathematics, 2025 problems

    • GPT-OSS 120B TEE: 93.4%Top
    • MiniMax M1 80K: 61.0%

  • AIME

    Competition mathematics

    • GPT-OSS 120B TEE: —
    • MiniMax M1 80K: 84.7%

  • MATH-500

    Competition math problems

    • GPT-OSS 120B TEE: —
    • MiniMax M1 80K: 98.0%

Legacy evaluations

  • Terminal-Bench Hard

    Earlier terminal task suite

    • GPT-OSS 120B TEE: 23.5%Top
    • MiniMax M1 80K: 3.0%

  • τ²-Bench Telecom

    Tool use in a customer-support simulation

    • GPT-OSS 120B TEE: 65.8%Top
    • MiniMax M1 80K: 34.2%

  • AA-LCR (unversioned)

    Long-context reasoning, earlier grading

    • GPT-OSS 120B TEE: 52.0%
    • MiniMax M1 80K: 57.7%Top

Scores from Artificial Analysis, updated Oct 26, 2026. GPT-OSS 120B TEE was tested at high reasoning effort; compare scores measured at the same effort.Artificial Analysis

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart
curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "TEE/gpt-oss-120b",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'
import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="TEE/gpt-oss-120b",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

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