GPT-5 Nano
GPT-5 NanoRankingat high effort?
Alternatives?
CheaperGPT OSS 120BhighOpensame-56%$0.092Context: 400K → 131K+1BetterGPT-5.2highwins 53%+3,400%$1.75 / $14
OpenDeepSeek V3.2 Specialeunstatedwins 53%——Context: 400K → 128K+1CheaperGPT OSS 20BhighOpensame-74%$0.011Context: 400K → 131K+1BetterGPT-5.1highwins 53%+2,400%$1.25 / $10GPT OSS 120BhighOpensame-56%$0.092Context: 400K → 131K+1GPT OSS 20BhighOpensame-74%$0.011Context: 400K → 131K+1GPT-5.2highwins 53%+3,400%$1.75 / $14DeepSeek V3.2 SpecialeunstatedOpenwins 53%——Context: 400K → 128K+1GPT-5.1highwins 53%+2,400%$1.25 / $10
GLM 5unstatedOpenwins 53%+1,027%$1 / $3.20Context: 400K → 203K+1
Kimi K2 ThinkingunstatedOpenwins 52%+520%$0.47 / $2Context: 400K → 256K+1DeepSeek V3.2 SpecialeunstatedOpenwins 53%——Context: 400K → 128K+1GLM 5unstatedOpenwins 53%+1,027%$1 / $3.20Context: 400K → 203K+1Kimi K2 ThinkingunstatedOpenwins 52%+520%$0.47 / $2Context: 400K → 256K+1Kimi K2.5unstatedOpenwins 52%+773%$0.60 / $3Context: 400K → 256KGPT OSS 120BhighOpensame-56%$0.092Context: 400K → 131K+1GPT-5.2highwins 53%—$1.75 / $14GPT-5.1highwins 53%—$1.25 / $10GPT-5highsame—$1.25 / $10GPT OSS 120BhighOpensame—$0.092Context: 400K → 131K+1GPT-5 Minihighsame—$0.053o3unstatedsame—$2 / $8Context: 400K → 200KGPT OSS 20BhighOpensame—$0.011Context: 400K → 131K+1GPT-6.1 Solmediumn/a—$0.21Remove unsupported parameters+5All OpenAI models →Benchmarks
all categoriesFAQ
How much does GPT-5 Nano cost?›
$0.05 per 1M input tokens and $0.40 per 1M output tokens; cached input $0.005 per 1M.
Is GPT-5 Nano free to use?›
There is no free API; the cheapest paid price is $0.05 per 1M input tokens.
How good is GPT-5 Nano, and what is it best at?›
#199 of 334 in Chat & Knowledge, #117 of 239 in Coding, #132 of 242 in Agents & Tool Use, #161 of 195 in Writing & Language, #95 of 124 in Vision & Documents. Strongest at: Instructions.
Is GPT-5 Nano better than o3?›
On MathArena · CMIMC 2025, GPT-5 Nano scores 74.4 vs 82.5 — about the same.
How can I use GPT-5 Nano?›
Through the API of Azure, OpenAI.
What is the context window of GPT-5 Nano?›
400K tokens, with up to 128K output tokens.
When was GPT-5 Nano released? Is there a newer version?›
Released 2025-08-07. It has been superseded by GPT-5.4 Nano.
Is GPT-5 Nano open source?›
No, GPT-5 Nano is a closed model available through an API. The closest open-weights option here is DeepSeek V3.2 Speciale.
Can GPT-5 Nano read images?›
It accepts text and images, PDF files as input.
What is GPT-5 Nano?›
GPT-5 Nano is a closed language model from OpenAI, released Aug 2025.
What are the best alternatives to GPT-5 Nano?›
GPT OSS 120B (cheaper), GPT-5.2 (better), DeepSeek V3.2 Speciale (open weights).