OpenAI: GPT-5.4 Pro

File input Text input Image input Text output
Author's Description

GPT-5.4 Pro is OpenAI's most advanced model, building on GPT-5.4's unified architecture with enhanced reasoning capabilities for complex, high-stakes tasks. It features a 1M+ token context window (922K input, 128K...

Key Specifications
Cost
+$$$$$
Context
1M
Released
Mar 05, 2026
Supported Parameters

This model supports the following parameters:

Tools Tool Choice Include Reasoning Reasoning Seed Max Tokens Structured Outputs Response Format
Features

This model supports the following features:

Structured Outputs Reasoning Response Format Tools
Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $30
Completion $180
Web Search $10000

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
OpenAI
OpenAI | openai/gpt-5.4-pro-20260305 1M $30 / 1M tokens $180 / 1M tokens
Azure
Azure | openai/gpt-5.4-pro-20260305 1M $30 / 1M tokens $180 / 1M tokens
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