GPT-5.4 Nano
GPT-5.4 NanoRankingat medium effort?
Alternatives?
CheaperClaude Haiku 5.5unstated+26%-57%$0.10 / $0.50Remove sampling parameters+5BetterClaude Sonnet 4.5thinking+8%+1,197%$0.56
OpenKimi K3unstated+20%+1,197%$3 / $15Sampling parameters are fixed+3CheaperGPT-6 Lunaunstated+9%-57%$0.10 / $0.50Function calling only with none · Chat Completions+3
CheaperMiMo v2.6 FlashunstatedOpensame-62%$0.14 / $0.28Pass back reasoning_content+3Claude Haiku 5.5unstated+26%-57%$0.10 / $0.50Remove sampling parameters+5GPT-6 Lunaunstated+9%-57%$0.10 / $0.50Function calling only with none · Chat Completions+3MiMo v2.6 FlashunstatedOpensame-62%$0.14 / $0.28Pass back reasoning_content+3
Llama 4 MaverickunstatedOpen-11%-34%$0.19 / $0.65
Gemini 2.5 Flash Litethinking-17%-62%$0.10 / $0.40Claude Sonnet 4.5thinking+8%+1,197%$0.56Claude Opus 5unstated+55%+2,062%$5 / $25Gemini 3.1 Pro Previewunstated+44%+873%$2 / $12Cannot use both thinking controlsGemini 4 Argonunstated+43%+765%*$2 / $10Synchronous output stops at 65,536+2Claude Fable 5unstated+37%+4,224%$10 / $50Kimi K3unstatedOpen+20%+1,197%$3 / $15Sampling parameters are fixed+3
MiniMax M3unstatedOpen+13%+14%$0.30 / $1.20No strict JSON+1MiMo v2.6 ProunstatedOpen+10%+18%$0.43 / $0.87Pass back reasoning_content+3
Hy4 previewOpen+5%+170%$0.83 / $2.50No image input
GLM 5.3unstatedOpen+4%+365%$1.40 / $4.40No image input+4GPT-5.1unstated+29%—$1.25 / $10GPT-5.2unstated+21%—$1.75 / $14GPT-5unstated+21%—$1.25 / $10GPT-5.5unstated+20%—$5 / $30Prompts with >272K input tokensGPT-6.1 Solunstated+19%—$2 / $10Remove unsupported parameters+5GPT-6 Astraunstated+18%—$10 / $50Monitoring can return HTTP 403+2o3unstated+15%—$2 / $8Context: 400K → 200KGPT-6 Solunstated+15%—$2 / $10All OpenAI models →History
5 versionsBenchmarks
all categoriesFAQ
How much does GPT-5.4 Nano cost?›
$0.20 per 1M input tokens and $1.25 per 1M output tokens; cached input $0.02 per 1M.
Is GPT-5.4 Nano free to use?›
There is no free API; the cheapest paid price is $0.20 per 1M input tokens.
How good is GPT-5.4 Nano, and what is it best at?›
#139 of 334 in Chat & Knowledge, #63 of 132 in Coding, #81 of 133 in Agents & Tool Use, #109 of 195 in Writing & Language, #96 of 124 in Vision & Documents.
Is GPT-5.4 Nano better than GPT-5 Nano?›
On Vals MedCode, GPT-5.4 Nano scores 41 vs 30.4 — higher.
How can I use GPT-5.4 Nano?›
Through the API of Azure, OpenAI.
What is the context window of GPT-5.4 Nano?›
400K tokens, with up to 128K output tokens.
When was GPT-5.4 Nano released? Is there a newer version?›
Released 2026-03-17. It has been superseded by GPT-6 Luna.
Is GPT-5.4 Nano open source?›
No, GPT-5.4 Nano is a closed model available through an API. The closest open-weights option here is Kimi K3.
Can GPT-5.4 Nano read images?›
It accepts text and images, PDF files as input.
What is GPT-5.4 Nano?›
GPT-5.4 Nano is a closed language model from OpenAI, released Mar 2026, the successor to GPT-5 Nano.
What are the best alternatives to GPT-5.4 Nano?›
Claude Haiku 5.5 (cheaper), Claude Sonnet 4.5 (better), Kimi K3 (open weights).