OpenAI › GPT-5.4 › Pricing

GPT-5.4 pricing

API list price by OpenAI · checked Oct 23, 2026
Benchmarks and alternatives →
$2.50 / $15per 1M tokens in / out
$0.25cache read · −90%
#112on OpenRouter by tokens · 53.1B / week

Price sheetper 1M tokens

Input$2.50list
Output$15
Cache read$0.25−90% vs input
Context · max output1.1M · 128Ktokens

Where to buy3 providers · per 1M tokens

ProviderInputOutputContext
Azure$2.50$151.1M
OpenAIlab$2.50$151.1M
Amazon Bedrock$2.75$16.501.1M

In OpenAI's line-upper 1M in / out

GPT-4o Transcribe Diarize$2.50 / $10−22%
GPT-5.6 Terra$2 / $12−20%
GPT-5.2 (2025-12-11)$1.75 / $14−14%
GPT-5.4$2.50 / $15this model
GPT-5.4 (2026-03-05)$2.50 / $150%
GPT-4o (2024-05-13)$5 / $15+33%
GPT Rosalind Discovery$5 / $25+78%
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Cheaper for the same workvs GPT-5.4

Claude Sonnet 5.5 max-29%score ×3.1$5.46
Gemini 4 Argon high-29%score ×2.9$1.99
GPT-6.1 Sol max-29%score ×2.9$0.72
Muse Spark 1.3 max-64%score ×2.6$1.60
GPT-6 Sol max-29%score ×2.6$1.04

Pricing questions

How much does GPT-5.4 cost?›

$2.50 per 1M input tokens and $15 per 1M output tokens. Cached input is $0.25.

Is GPT-5.4 free to use?›

There is no free API tier.

How much does prompt caching save?›

Cache reads cost $0.25 per 1M, 90% below the input price.

Is GPT-5.4 cheaper than GPT-5.2?›

No: $2.50 / $15 against $1.75 / $14, 17% more per token.

What is a cheaper alternative to GPT-5.4?›

Claude Sonnet 5.5 at max effort costs -29% per task with a score ×3.1 on Humanity's Last Exam.