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GPT-5.4

OpenRouter

GPT-5.4 by OpenRouter costs $2.50 per 1M input tokens and $15.00 per 1M output tokens, with a 1.1M-token context window.

Pricing

Input (per 1M tokens)
$2.50
Output (per 1M tokens)
$15.00
Cached input (per 1M)
$0.25

Specifications

Provider
OpenRouter
Context window
1.1M tokens
Parameters
Released
Mar 2026
Open weights
No
Frontier model
No

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FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.