OpenAI
Fast, cost-efficient reasoning model in the o-series. Balances strong STEM performance with lower inference cost and adjustable reasoning effort.
47.0
Quality Score
1363
Arena ELO
Undisclosed
Parameters
200K
Context
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
Sign in to join the discussion
0
Downloads
0
Likes
Apr 2025
Released
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
o4-mini-2025-04-16 - Arena-Hard-Auto
Arena-Hard-Auto official Gemini-2.5 judged score 74.6 with CI -1.8/1.6
View sourceo4-mini-2025-04-16-high - Arena-Hard-Auto
Arena-Hard-Auto official Gemini-2.5 judged score 79.1 with CI -1.4/1.2
View sourceo4-mini-20250416 - SWE-Bench Verified
SWE-Bench Verified resolved rate 45.0
View sourceO4-Mini (Low) - LiveCodeBench
LiveCodeBench pass@1 77.4 across 1055 tasks
View sourceIntroducing GPT-5.2
Introducing GPT-5.2 | OpenAI Skip to main content Research Products Business Developers Company Foundation (opens in a new window) Log in Try ChatGPT (opens in a new window) Research Products Business Developers Company Foundation (opens in a new window) Try ChatGPT (opens in a new window) Login OpenAI December 11, 2025 Product Release Introducing GPT‑5.2 The most advanced frontier model for professional work and long-running agents. Loading… Share Model performance Model per
View sourceO4-Mini (Low) - LiveCodeBench
LiveCodeBench pass@1 77.4 across 1055 tasks
View source1202
ELO Score
1195 - 1209
95% Confidence
+/-7 points
41.8K
Battles
Aug 19, 2026
Last Updated
1363
ELO Score
1359 - 1368
95% Confidence
+/-5 points
20.1K
Battles
Aug 19, 2026
Last Updated