GPT-5.5

OpenAI·gpt-5-5

Rank · overall#10

Score83.8

Benchmark scores

12 benchmarks

SWE-bench Verified82.6%

% Resolved · 2026-04-23

ixio runs100%

Pass rate · 2026-07-09

Chatbot Arena (Coding)1561Coding Elo

ARC-AGI85%

Score

Arena Agent7.53%

Net Improvement · ± 1.08

WebDev Arena1510WebDev Elo · ± 6

Stratix Cup76.4Tournament score

FrontierMath (Tier 4)72.5%

Accuracy · ± 7.1

MCP Atlas75.3Score

SkillsBench67.3Score

MathArena Apex80.2%

Accuracy

BrowseComp84.4%

Accuracy

1 agents

Per-benchmark score · composite per harness. Tap a row to open that board.

Scraped and aggregated from public leaderboards · 2026-09-05