OpenAI

GPT 5 Nano

openai/gpt-5-nano

400K context·128K max output·text+image+file->text

Input

$0.0500

per 1M tokens

Output

$0.4000

per 1M tokens

Cache Read

-

not available

Cache Write

-

not available

Quality Benchmarks

GoodValue: -165.8

Coding

Code generation, completion, debugging

39.0

Math

Competition math, calculus, olympiad

68.4

Reasoning

Logic, spatial, puzzle solving

40.4

Language

Summarization, paraphrase, writing

51.8

Overall

49.9

Source: LiveBench (livebench.ai) / Scores 0-100

Capabilities

VisionTool UseReasoningPrompt Caching

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