---
title: "gpt-oss-120b 120B Benchmarks - RankedAGI"
description: "Detailed benchmark and metadata record for gpt-oss-120b."
source: "https://rankedagi.com/models/gpt-oss-120b"
---

# gpt-oss-120b

| Field | Value |
| --- | --- |
| Organization | OpenAI |
| License | Open Source |
| Size | 120B |
| Version | Latest |
| Released | 2025-08-05 |
| Input cost per million tokens | $0.15 |
| Output cost per million tokens | $0.75 |
| Model ID | gpt-oss-120b |
| Last updated | 2026-05-04T00:11:22.887Z |

## Benchmarks

| Benchmark | Category | Value | Description | Source |
| --- | --- | --- | --- | --- |
| RankedAGI Coding | coding | 50.3% | RankedAGI Coding Score |  |
| RankedAGI Agentic | Agents | 39.9% | RankedAGI Agentic Score |  |
| RankedAGI Reasoning | reasoning | 56.2% | RankedAGI Reasoning Score |  |
| Humanity's Last Exam | reasoning | 19.0% | Multidisciplinary Reasoning (no tools) |  |
| GPQA Diamond | reasoning | 80.1% | Generalized Prefix Question Answering Score (Reasoning) PhD Level Reasoning |  |
| Text Arena | general | 1353 | ChatArena (LMSYS) ELO Score | https://arena.ai/leaderboard/text |
| AIME 2025 | math | 97.9% | AIME 2025 Competition Math |  |
| AIME 2024 | math | 96.6% | AIME 2024 Competition Math |  |
| Vending Bench 2 | Agents | $-21.53 | Benchmark for measuring AI model performance on running a business over long time horizons. Models are tasked with running a simulated vending machine business over a year and scored on their bank account balance at the end. | https://andonlabs.com/evals/vending-bench-2 |
| MMLU | knowledge | 90.0% | Image Reasoning |  |
| RankedAGI Math | math | 72.8% | RankedAGI Math Score |  |
| RankedAGI Overall | general | 50.8% | Overall RankedAGI score |  |
| GDPval-AA Elo | Agents | 946 | Office Tasks (Artificial Analysis) |  |
| SvelteBench old | coding | 35.6% | SvelteBench - Benchmark for Svelte (Old v1) | https://khromov.github.io/svelte-bench/v1/v1-benchmark-results-merged.html |
| Code DesignArena | Design | 1013 |  | https://www.designarena.ai/leaderboard/code |

## Model Links

| Title | URL |
| --- | --- |
| Release | https://openai.com/open-models/ |