MMODELYST
Models/GPT-5.4 mini
MDL

GPT-5.4 mini

OpenAI

Verified against Artificial Analysis · Jul 13, 2026
Capability
90
percentile index
Price /M
$0.75 / $4.5
in / out
Context
400K
tokens
Avg score
63.2
7 benchmarks
AA Intelligence
40.0
index
Speed
171 tok/s
TTFT 5.3s
Released
Mar 17, 2026
About

GPT-5.4 mini is a proprietary model in the GPT family from OpenAI. Benchmarked on 7 evals, averaging 63.2.

Benchmark scores · 7
avg 63.2 — higher is better
GPQA Diamond
87.5
τ²-bench
83.3
IFBench
73.3
AA Long-Context Reasoning
69.3
Terminal-Bench Hard
52.3
SciCode
49.9
Humanity's Last Exam
26.6
Details
PublisherOpenAI
FamilyGPT
Parameters
License
WeightsClosed
ReleasedMar 17, 2026
Performance & price
Output speed171 tok/s
Latency (TTFT)5.3s
Price in / out$0.75 / $4.5 per 1M
Blended price$1.69 / 1M
Coding index56.1

Median across API providers, via Artificial Analysis. Blended = 3:1 input:output. For reasoning models, latency includes thinking time. Methodology →

Capability over time

Append-only ledger — every observed change to this model's numbers.

API providers
Artificial Analysis$4.5/M