Get API key

Model

GPT-5.4 API pricing

Compare the published GPT-5.4 API list rate with corouter's outlet rate, review context and modalities, and estimate a monthly token bill.

OpenAI
GPT-5.4
OpenAI
80%
Model ID
gpt-5.4
Context window
1M
Vendor
OpenAI
Modalities
ChatReasoning
List pricecorouter
Input / Mtok$2.50$0.500
Cached input / Mtok$0.250$0.050
Output / Mtok$15.00$3.00

Prices in USD per million tokens, verified against official pricing pages on 2026-07-29.

Where this model fits

  • General assistant and chat backends with steady quality
  • Structured reasoning over business documents
  • Summarization and drafting at production volume

Estimates only. Actual billing depends on your real token counts, cache hit rate, and the prices in effect at request time.

Compare all prices·Browse all live models

From the blog