OpenAI
GPT-5 Pro Pricing
API pricing for GPT-5 Pro by OpenAI. Input tokens cost $15/1M, output tokens cost $120/1M with 400K context window.
Last updated:
ReasoningToolsVision
Input Cost
$15
per 1M tokens
Output Cost
$120
per 1M tokens
Context Window
400K
tokens
Cost Calculator
Estimated Cost:
$0.00
Model Details
Provider
OpenAI
Model ID
gpt-5-pro
Context Window
400K tokens
Max Output
272000 tokens
Release Date
2025-10-06
Compare Alternatives
| Model | Input | Output | Context |
|---|---|---|---|
| GPT-5 Pro (this model) | $15 | $120 | 400K |
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| Claude Opus 3 Anthropic | $15 | $75 | 200K |
| Claude Opus 4 Anthropic | $15 | $75 | 200K |
| Claude Opus 4 (latest) Anthropic | $15 | $75 | 200K |
| Claude Opus 4.1 Anthropic | $15 | $75 | 200K |
Available from Resellers
GPT-5 Pro is also available through these resellers and gateways:
| Reseller | Model | Input | Output |
|---|---|---|---|
| AIHubMix | GPT-5-Pro | $7 | $28 |
| Azure | GPT-5 Pro | $15 | $120 |
| Azure Cognitive Services | GPT-5 Pro | $15 | $120 |
| Helicone | OpenAI: GPT-5 Pro | $15 | $120 |
| OpenRouter | GPT-5 Pro | $15 | $120 |
| OpenRouter | GPT-5.2 Pro | $21 | $168 |
| Poe | GPT-5-Pro | $14 | $110 |
| Poe | gpt-5.2-pro | $19 | $150 |