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GPT-5.5 (Medium)

OpenAIGPT
Release Date
2026-04-23
Parameters
—
Context Length
1.1M
Modalities
image, pdf, text

Capability Radar

36
general
69
coding
93
reasoning
69
science
86
agents
85
multimodal

Rankings

Domain#RankScoreSource
Code Ranking68
89.0
AA
General Ranking61
72.0
AA
Science57
81.0
AA

Benchmark Scores (LLM Stats)

(LLM Stats (zeroeval))

No benchmark data available

AA Evaluation Indices

(Artificial Analysis)
Gpqa(NYU + Cohere + Anthropic (2023))
92.6
Tau2(Sierra + U Toronto + Vector Institute (2025))
91.8
Lcr(Artificial Analysis)
83.0
Terminalbench V2 1
80.5
Coding Index(Artificial Analysis)
71.5
Ifbench(Google Research (2023))
71.0
Terminalbench Hard(Stanford × Laude Institute (2026))
57.6
Scicode(UIUC + Argonne National Lab (2024))
54.5
Hle(Center for AI Safety + Scale AI (2025))
42.4
Intelligence Index(Artificial Analysis)
33.8
Tau Banking
29.9
Terminalbench V4 0
5.1

LLM Stats Category Scores

(LLM Stats (zeroeval))

No category score data available

Pricing

Input Price$5 / 1M tokens
Output Price$30 / 1M tokens
Blended Price (3:1)$11.25 / 1M tokens
Cache Read Price$0.5 / 1M tokens

Speed

Tokens/sec0.0
Time to First Token0.00s
Time to Answer0.00s

Provider Price Ranking

Provider Price Ranking

1 providers

ProviderInputOutput
1OpenAIPRIMARY
$5
$30

Compare pricing across different API providers for this model.

External Sources