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GPT-5 nano (medium)

OpenAIGPT

Description

GPT-5 nano is the fastest, cheapest version of GPT-5 from OpenAI. It is well-suited for summarization and classification tasks with average reasoning capabilities and very fast speed.

Release Date
2025-08-07
Parameters
Context Length
400K
Modalities
image, text

Capability Radar

35
general
67
coding
76
reasoning
44
scienceest.
73
agents
85
multimodal

Science uses a reasoning proxy when dedicated science benchmarks are unavailable.

Rankings

Domain#RankScoreSource
Code Ranking152
55.0
AA
General Ranking191
51.0
AA
Math Reasoning90
79.0
AA
Science241
45.0
AA

Benchmark Scores (LLM Stats)

Biology

GPQA71.2%SR

Math

AIME 202585.2%SR
HMMT 202575.6%SR
FrontierMath9.6%SR
Humanity's Last Exam8.7%SR

AA Evaluation Indices

Math Index
78.3
Intelligence Index
19.0
Aime 25
0.8
Mmlu Pro
0.8
Livecodebench
0.8
Gpqa
0.7
Ifbench
0.7
Lcr
0.4
Scicode
0.3
Tau2
0.3
Terminalbench Hard
0.2
Hle
0.1

LLM Stats Category Scores

Physics
70
General
70
Biology
70
Chemistry
70
Math
40
Reasoning
40
Vision
10

Pricing

Input Price$0.05 / 1M tokens
Output Price$0.4 / 1M tokens
Blended Price (3:1)$0.138 / 1M tokens
Cache Read Price$0.005 / 1M tokens

Speed

Tokens/sec163.7
Time to First Token47.60s
Time to Answer47.60s

Provider Price Ranking

Provider Price Ranking

1 providers

ProviderInputOutput
1OpenAIPRIMARY
$0.05
$0.4

Compare pricing across different API providers for this model.

External Sources