Model specification · OpenAI

GPT-5.4 Mini

openai/gpt-5.4-mini

GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding,...

SpecificationsReported values
Context window
400K
Maximum output
128K
Architecture
text+image+file->text
Tokenizer
GPT
Knowledge cutoff
2025-08-31
Moderated
Yes
Input modalities
file image text
Output modalities
text
Full pricingUSD where reported
PriceStandard
Input$0.750 / M
Output$4.50 / M
Benchmark indexesReported indexes
Intelligence
40
Coding
56.1
Agentic
30.2
Design Arena Elo
Example workload costsStandard pricing only
WorkloadInput / outputCache shareEstimated cost
Quick check10K / 1K × 10%$0.012
Long analysis100K / 4K × 150%$0.059
Workday20K / 2K × 1,00030%$19.95
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