GPT-5 Pro Model Specs, Costs & Benchmarks (July 2026)
GPT-5 Pro, developed by OpenAI, features a context window of 400K tokens. The model costs $15.00 per million tokens for input and $120.00 per million tokens for output. It was released on October 6, 2025, and has achieved impressive scores in various benchmarks.
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Overview
 GPT-5 Pro | |
|---|---|
Model Provider The organization behind this AI's development | OpenAI |
Input Context Window Maximum input tokens this model can process at once | 400K tokens |
Output Token Limit Maximum output tokens this model can generate at once | 128K tokens |
Release Date When this model first became publicly available | October 6, 2025 9 months ago October 6th, 2025 |
Knowledge Cutoff Latest training-data date reported by the provider | September 30, 2024 |
Pricing
| GPT-5 Pro | |
|---|---|
Input Token Cost Cost per million input tokens | $15.00 per million tokens |
Output Token Cost Cost per million output tokens | $120.00 per million tokens |
Web Search Cost Additional cost for each web search operation | $0.01 per search |
Capabilities & Features
| GPT-5 Pro | |
|---|---|
Input Types Supported input formats | imagetextfile |
Output Types Supported output formats | text |
Tokenizer Text encoding system | GPT |
Key Features Advanced capabilities | ✓ Function Calling✓ Structured Output✓ Reasoning Mode✓ Content Moderation |
Reasoning Controls Defaults and configurable reasoning effort | Always enabledEffort: HighDefault: High |
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