GPT-5.4 Pro API Pricing
GPT-5.4 Pro costs $30.00 per 1M input tokens and $180.00 per 1M output tokens.These rates were last verified on .
Published rates and billing units
| Billing dimension | USD list price |
|---|---|
| Input / 1M tokens | $30.00 |
| Requests above 272,000 input tokens: Input / 1M tokens | $60.00 |
| Requests above 272,000 input tokens: Output / 1M tokens | $270.00 |
| Output / 1M tokens | $180.00 |
Verified 2026-10-23 · Official source · Pricing methodology. Taxes, optional services and account-specific discounts are not included.
Cost examples
These examples use published list prices only. They exclude taxes, enterprise discounts, minimum charges, retries, batch discounts, and provider-specific billing rules.
1M input + 1M output
$330.00
A direct per-million comparison against every other text model.
100K input + 25K output
$7.50
A compact chat, summarization, or analysis workload.
10M input + 2M output
$1,140.00
A monthly production estimate for heavier RAG or agent traffic.
75% cached input + 250K output
Not listed
OpenAI does not publish a cached-input rate for this model in our dataset.
Calculator for GPT-5.4 Pro
Enter your own input, output, and cached-token assumptions. This calculator is preloaded with only GPT-5.4 Pro, so the result stays focused on this model.
Input cost
$60.00
Output cost
$270.00
Total
$330.00
Long-context rates apply because this request exceeds 272,000 input tokens.
Price history
No list-price movement across 183 daily snapshots from 2026-04-23 to 2026-10-23.
When to use GPT-5.4 Pro
Good fit
- code generation, debugging, and agentic development work where output quality affects engineering time
- reasoning-heavy prompts, planning, analysis, and multi-step tool use
- long-document and repository-scale prompts where context window matters
Be careful with
- bulk summarization or simple classification where cheaper models can pass evaluation