---
title: "GPT 5.2 Codex Benchmarks - RankedAGI"
description: "Detailed benchmark and metadata record for GPT 5.2 Codex."
source: "https://rankedagi.com/models/gpt-5-2-codex"
---

# GPT 5.2 Codex

| Field | Value |
| --- | --- |
| Organization | OpenAI |
| License | Proprietary |
| Type | Thinking |
| Version | Latest |
| Released | 2025-12-18 |
| Last updated | 2026-04-27T16:58:05.059Z |

## Benchmarks

| Benchmark | Category | Value | Description | Source |
| --- | --- | --- | --- | --- |
| RankedAGI Coding | coding | 64.4% | RankedAGI Coding Score |  |
| SWEBench Pro | coding | 56.4% | Diverse Agentic Coding |  |
| Terminal-Bench 2.0 | coding | 64.0% | Agentic Terminal Coding | https://www.tbench.ai/leaderboard/terminal-bench/2.0 |
| RankedAGI Agentic | Agents | 58.2% | RankedAGI Agentic Score |  |
| Code Arena | coding | 1335 | Code Arena Elo Score | https://arena.ai/leaderboard/code |
| Livebench Coding 26.1 | coding | 83.6% | Livebench Coding 26.01.08 | https://livebench.ai/#/?Coding=a&sort=Coding+Average&variants=true&highunseenbias=true |
| LiveBench Agentic Coding 26.1 | coding | 51.7% |  | https://livebench.ai/#/?Agentic+Coding=a&sort=Agentic+Coding+Average&variants=true&highunseenbias=true |
| OSWorld-Verified | Agents | 38.2% |  |  |
| SvelteBench | coding | 87.8% | SvelteBench - Benchmark for Svelte | https://khromov.github.io/svelte-bench/benchmark-results-merged.html |
| RankedAGI Reasoning | reasoning | 64.7% | RankedAGI Reasoning Score |  |
| RankedAGI Math | math | 68.8% | RankedAGI Math Score |  |
| RankedAGI Overall | general | 59.3% | Overall RankedAGI score |  |
| GDPval-AA Elo | Agents | 1292 | Office Tasks (Artificial Analysis) |  |

## Model Links

| Title | URL |
| --- | --- |
| Release | https://openai.com/index/introducing-gpt-5-2-codex/ |