OpenAI
GPT-5.6 Pricing
API pricing for GPT-5.6 by OpenAI. Input tokens cost $5/1M, output tokens cost $30/1M with 1.1M context window.
Last updated:
ReasoningToolsVision
Input Cost
$5
per 1M tokens
Output Cost
$30
per 1M tokens
Context Window
1.1M
tokens
Cost Calculator
Estimated Cost:
$0.00
Model Details
Provider OpenAI
Model ID gpt-5.6
Context Window 1.1M tokens
Max Output 128000 tokens
Cache Read Cost $0.5/1M
Release Date 2026-07-09
Compare Alternatives
| Model | Input | Output | Context |
|---|---|---|---|
| GPT-5.6 (this model) | $5 | $30 | 1.1M |
| GPT-5.5 OpenAI | $5 | $30 | 1.1M |
| GPT-5.6 Sol OpenAI | $5 | $30 | 1.1M |
| gpt-image-2 OpenAI | $5 | $30 | N/A |
| Fugu Ultra Sakana AI | $5 | $30 | 1M |
| Fugu Ultra Sakana AI | $5 | $30 | 1M |
Available from Resellers
GPT-5.6 is also available through these resellers and gateways:
| Reseller | Model | Input | Output |
|---|---|---|---|
| Abacus | GPT-5.6 Luna | $1 | $6 |
| Abacus | GPT-5.6 Sol | $5 | $30 |
| Abacus | GPT-5.6 Terra | $2.5 | $15 |
| AI-ROUTER | GPT-5.6 Luna | $1 | $6 |
| AI-ROUTER | GPT-5.6 Sol | $5 | $30 |
| AI-ROUTER | GPT-5.6 Terra | $2.5 | $15 |
| AIHubMix | GPT-5.6 Luna | $1 | $6 |
| AIHubMix | GPT-5.6 Sol | $5 | $30 |
| AIHubMix | GPT-5.6 Terra | $2.5 | $15 |
| Amazon Bedrock | GPT-5.6 Luna | $0.22 | $1.32 |