GPT 5.5

OpenAI

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Architecture

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Released

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About

No detailed description available for this model.

Benchmark Scores

Benchmark Score Date
SWE-bench Verified
coding_agent
94.61%
11.06.2026
SWE-bench Pro
coding_agent
73.25%
11.06.2026
Terminal Bench 2.1
coding_agent
86.25%
11.06.2026
SWE Atlas - QnA
coding_agent
66.06%
11.06.2026
NL2Repo-Bench
coding_agent
65.48%
11.06.2026
SWE Atlas - TW
coding_agent
59.41%
11.06.2026
SWE-efficiency
coding_agent
100.00%
11.06.2026
LiveSQLBench
coding_agent
89.74%
11.06.2026
CL-bench
coding_agent
100.00%
11.06.2026
VIBE-V2
coding_agent
80.65%
11.06.2026
SVG-Bench
coding_agent
63.35%
11.06.2026
PostTrainBench
coding_agent
89.42%
11.06.2026
KernelBench Hard
coding_agent
51.49%
11.06.2026
PaperBench
coding_agent
43.11%
11.06.2026
BrowseComp
general_agent
92.28%
11.06.2026
GDPVal
general_agent
100.00%
11.06.2026
BankerToolBench
general_agent
33.89%
11.06.2026
OfficeQA Pro
general_agent
70.70%
11.06.2026
SpreadSheetBench-v1
general_agent
97.62%
11.06.2026
YC-Bench
general_agent
59.09%
11.06.2026
MCP-Atlas
general_agent
85.77%
11.06.2026
Apex-Agents
general_agent
99.72%
11.06.2026
OSWorld-Verified
general_agent
87.60%
11.06.2026
OmniDocBench 1.5
document_understanding
95.52%
11.06.2026
MMMU-Pro
vision_language
94.39%
11.06.2026
VideoMMMU
video_understanding
89.13%
11.06.2026
VideoMME (w sub.)
video_understanding
95.12%
11.06.2026
USAMO 2026
stem_reasoning
100.00%
11.06.2026
IMO 2025
stem_reasoning
89.03%
11.06.2026

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