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OpenAI

GPT-4.5 Preview

OpenAI•Documentation
gpt-4.5-preview
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⚠️ Retired model no longer available via API. This model was retired on July 14, 2025. OpenAI recommends using GPT-4.1 or o-series models instead.

Deprecated Model

This model has been deprecated and is no longer recommended for new projects.Retiring on July 13, 2025

Use this model with Aisle

Chat
Have natural conversations with the model in a familiar interface
Prompts
Automate tasks, share with your team, and deploy to chat
Playgrounds
Test prompt variants, model settings, and compare models side by side
Workflows
Chain prompts together for complex automation and outcomes
Context Window
128K
tokens
Max Output
16,384
tokens
Temperature
0 – 2
default: 1
MCP Support
Available
Structured Output
Available

Supported File Formats

Images

WEBP(20 MB)PNG(20 MB)JPEG(20 MB)GIF(20 MB)

Documents

textpdfdocdocxxlsxpptx