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GPT-5 vs GPT-5.4 Mini

Head to head on 16 shared benchmarks, with price, context window, and release dates.

Benchmark scores

76

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Model
GPT-5

OpenAI

61.1%1623elo72.832.4%68.6%6.6%45.0%83.4%65.5%18.0%43.7%37.8%73.4%12.9%20.1%0.0%46.7%91.1%88.0%94.6%48.3%0.0%-0.150.0%68.1%4.58--57.7%80.0%80.0%-91.7%0.0%88.9%83.3%100.0%48.9%58.2%-------54.3%37.5%0.521.62100.0%86.1%0.0%92.7%92.7%49.6%83.7%93.3%10.0%82.0%0.0%60.0%0.260.0%74.9%74.4%2.34-87.5%0.86--54.8%90.0%90.0%56.7%
GPT-5.4 Mini

OpenAI

60.9%1662elo7328.3%60.6%5.9%38.8%80.3%63.5%21.0%50.8%39.6%71.2%18.2%48.0%23.4%------37.0%----21.2%3.9%---45.4%-------70.9%71.6%70.9%60.3%71.5%78.6%72.5%---------------------61.7--39.6%54.2%---48.4%
2 / 2 models
AttributeGPT-5

OpenAI

GPT-5.4 Mini

OpenAI

DescriptionOpenAI's August 2025 unified frontier model that auto-routes between a fast model and a deeper "thinking" variant.GPT-5.4 mini is an AI model from OpenAI.
FamilyGPT 5GPT
ParamsUndisclosed (closed)-
Open weightsclosedclosed
LicenseProprietaryproprietary
Released7 Aug 202517 Mar 2026
Context400,000400,000
Input $/1M-$0.75
Output $/1M-$4.50
Cache read $/1M$0.125$0.075
Cache write $/1M--
Speed0 tok/s0 tok/s
Latency0.00 s0.00 s
Modalitiestext, image, filefile, image, text
Providersopenai-
PublisherOpenAIOpenAI
Reported scores
GPQA Diamond60.6% (AA)
IFBench38.8% (AA)
SciCode39.6% (AA)

FAQ

Is GPT-5 or GPT-5.4 Mini better?
Across the 16 benchmarks both models report on Sophon, GPT-5 and GPT-5.4 Mini are level, winning 8 each. Which one is "better" depends on the benchmark - the table above shows every shared score.
How do GPT-5 and GPT-5.4 Mini compare on GPQA Diamond?
GPT-5 scores 68.6% and GPT-5.4 Mini scores 60.6% on GPQA Diamond.
When were GPT-5 and GPT-5.4 Mini released?
GPT-5 was released 7 Aug 2025 by OpenAI. GPT-5.4 Mini was released 17 Mar 2026 by OpenAI.

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