GPT-5.4 Mini
OpenAI · Proprietary · Released Mar 17, 2026 · openai/gpt-5.4-mini
400K contextVisionToolsReasoningStructured outputPrompt caching
Available from 5 providersUSD / MTOK · VERIFIED 4 MINUTES AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
| PROVIDER | INPUT | OUTPUT | CACHE | CONTEXT | QUANT | TTFT | TPS | UPTIME |
|---|---|---|---|---|---|---|---|---|
 OpenAI1ST PARTY | $0.375 | $2.25 | $0.037 | 400K | — | 0.79s | 148 tok/s | 99.7% |
 Azure | $0.75 | $4.50 | $0.075 | 400K | — | 2.8s° | 31° tok/s | 100.0% |
| OpenAI1ST PARTY | $0.75 | $4.50 | $0.075 | 400K | — | — | — | 99.7% |
| Azure | $0.825 | $4.95 | $0.083 | 400K | — | — | — | — |
| OpenAI1ST PARTY | $1.50 | $9.00 | $0.15 | 400K | — | — | — | 99.7% |
TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured against the provider API directly; ° = routed via OpenRouter (adds a hop) · methodology v1.1 · measured 3 minutes ago
Pricing variants · USD / MTok in / out
STANDARD
$0.375 / $2.25
per MTok in / out
BATCH
$0.188 / $1.13
async batch
CACHE READ $0.037WEB SEARCH $0.01 / search
About
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,...
Specifications
Context window400,000
Max output128,000
Modalities infile, image, text
Modalities outtext
LicenseProprietary
ReleasedMar 17, 2026
Knowledge cutoff2025-08-31
TokenizerGPT
Related
Embed badge
[](https://modelindex.ai/models/openai/gpt-5.4-mini)Sources
OpenRouter API4 minutes ago
AGGREGATORLiteLLM dataset4 minutes ago
AGGREGATORModelIndex benchmarks3 minutes ago
MEASUREDVerified 4 minutes ago · list prices, not negotiated rates.