OpenAI
GPT-5.4legacy
Efficient GPT released ahead of the 5.5 generation.
Intelligence
51.0 #361
Top 49% tier
Output Speed
60 t/s
ITL 16.7 ms/tok
Blended price (3:1)
$4.375 /1M
In $2.5/M · Out $10/M
Context
1.1M
≈ 2,750 A4 pages · max out 16,384
Quality Domain Radar
6-Axis Frontier Evaluation vs Category Average & Flagship
GPT-5.4
Claude Mythos Preview (#1)
Average (68)
Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.
API deployment
Compare hosts & latency
Throughput, TTFT and cache pricing across Groq, Cerebras, Together, DeepInfra, Fireworks, Bedrock and Azure.
GroqCerebrasTogether AIDeepInfraFireworks AIAWS BedrockAzure AI
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Category Scores
Benchmark Results
Model Details
Release date
Feb 25, 2026
Parameters
Not disclosed
License
Proprietary
Context Window
1,100,000 tokens
Input Price
$2.5/M
Output Price
$10/M
Output Speed
60 t/s
Time to First Token
—
Estimated monthly bill
Estimated monthly spend
$0.00
Calculating savings vs GPT-4o...
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@misc{llmpodium2026gpt54,
title = {Benchmark Analysis and Intelligence Evaluation of GPT-5.4},
author = {LLMPodium Research},
year = {2026},
url = {https://llmpodium.com/models/gpt-5-4}
}Embed Score Badge
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