GPT-5.1 Pro

GPT-5.1 Pro

OpenAI
+
+

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About

GPT-5.1 Pro is the highest-performance version of the GPT-5.1 model family, designed for research-grade reasoning and advanced analytical workloads. It delivers deeper, more structured thinking, making it ideal for complex problem-solving across coding, science, finance, law, and technical research. Unlike the Instant and Thinking versions, GPT-5.1 Pro is built to maintain accuracy under heavy cognitive load, producing clearer logic and more reliable multi-step reasoning. Pro users also gain access to extended context windows, allowing significantly longer inputs and deeper information processing. While it supports the full range of ChatGPT features, GPT-5.1 Pro is optimized for precision, rigor, and high-stakes tasks. It is available exclusively to ChatGPT Pro and Business customers.

About

OpenAI o1-pro is the enhanced version of OpenAI's o1 model, designed to tackle more complex and demanding tasks with greater reliability. It features significant performance improvements over its predecessor, the o1 preview, with a notable 34% reduction in major errors and the ability to think 50% faster. This model excels in areas like math, physics, and coding, where it can provide detailed and accurate solutions. Additionally, the o1-pro mode can process multimodal inputs, including text and images, and is particularly adept at reasoning tasks that require deep thought and problem-solving. It's accessible through a ChatGPT Pro subscription, offering unlimited usage and enhanced capabilities for users needing advanced AI assistance.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

GPT-5.1 Pro is ideal for researchers, technical professionals, and advanced users who require ChatGPT’s strongest reasoning capabilities for high-precision, high-complexity work

Audience

Users and companies interested in a powerful model with lots of compute

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

No images available

Screenshots and Videos

No images available

Pricing

No information available.
Free Version
Free Trial

Pricing

$200/month
Free Version
Free Trial

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

OpenAI
Founded: 2015
United States
openai.com

Company Information

OpenAI
Founded: 2015
United States
openai.com

Alternatives

Alternatives

Claude Opus 4.1

Claude Opus 4.1

Anthropic
DeepSeek R1

DeepSeek R1

DeepSeek
Claude Opus 4.5

Claude Opus 4.5

Anthropic
DeepSeek R2

DeepSeek R2

DeepSeek
OpenAI o1

OpenAI o1

OpenAI
ChatGPT Pro

ChatGPT Pro

OpenAI

Categories

Categories

Integrations

C++
CSS
ChatGPT
ChatGPT Enterprise
ChatGPT Plus
ChatGPT Pro
Go
HTML
Java
JavaScript
Kotlin
OpenAI
PHP
Python
Rust
SQL
TypeScript
Brokk
C#
Visual Basic

Integrations

C++
CSS
ChatGPT
ChatGPT Enterprise
ChatGPT Plus
ChatGPT Pro
Go
HTML
Java
JavaScript
Kotlin
OpenAI
PHP
Python
Rust
SQL
TypeScript
Brokk
C#
Visual Basic
Claim GPT-5.1 Pro and update features and information
Claim GPT-5.1 Pro and update features and information
Claim OpenAI o1-pro and update features and information
Claim OpenAI o1-pro and update features and information