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GPT-5.4 API pricing on OpenRouter

Every OpenRouter GPT-5.4 rate we track, compared against 2 providers serving the same model.

Input from /1M
$2.50
Output /1M
$15.00
Price rank
#2 of 2
Last updated
August 13, 2026

The cheapest GPT-5.4 input price we currently track is $1.25/1M on OpenAI.

OpenRouter GPT-5.4 rates

Prices per 1M tokens. Batch and cached-input rates are shown where the provider publishes them.

OpenRouter GPT-5.4 pricing by mode
ModeInputOutput
Standard$2.50/1M$15.00/1M

About GPT-5.4

Creator
OpenAI
Context
128K
Modalities
text, image
Full GPT-5.4 details and every provider →

GPT-5.4 on other providers

About OpenRouter

OpenRouter provides a unified API for accessing hundreds of AI models from multiple providers. It aggregates models from OpenAI, Anthropic, Google, Meta, Mistral, and many others, offering a single endpoint with automatic fallback routing and provider optimization.

Frequently Asked Questions

How much does GPT-5.4 cost on OpenRouter?

OpenRouter serves GPT-5.4 from $2.50 per 1M input tokens, across 1 tracked pricing mode. Prices are collected daily — see the table above for current input, output, and cached-input rates.

Is OpenRouter the cheapest way to run GPT-5.4?

OpenRouter ranks #2 of 2 providers we track serving GPT-5.4. The cheapest input price right now is on OpenAI. Price is only one factor — throughput, latency, and context limits differ between providers.

Does OpenRouter offer batch or cached pricing for GPT-5.4?

We track 1 GPT-5.4 offering from OpenRouter. Batch and cached-input rates appear in the table above when the provider publishes them; blank cells mean we have no current figure for that mode.