GPT 5.5
LatestOpenAI
•
Proprietary# 1
Released
Apr 23, 2026
Benchmarks
# 35
Code RankedAGI
66.5%
# 1
Terminal Bench 2.0
82.7%
# 4
Agentic RankedAGI
83.9%
# 5
Browse Comp
84.4%
# 4
Code Livebench
82.5%
# 6
AgenticCode LiveBench
56.7%
# 2
OSWorld Verified
78.7%
# 2
Cyber Gym
81.8%
# 10
RAGI Overall
65.3%
# 1
Toolathlon
55.6%
Additional Details
Links
Last Updated
about 3 hours ago