GPT-5.1 Pro

GPT-5.1 Pro

OpenAI
Moshi

Moshi

Kyutai
+
+

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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

Moshi is an experimental conversational AI. Moshi thinks and speaks at the same time. Moshi can listen and talk at all time: maximum flow between you and Moshi.

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 interested in a powerful AI chatbot and LLM

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

Free
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 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

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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

Kyutai
Founded: 2023
France
us.moshi.chat/

Alternatives

Alternatives

GPT-5.1

GPT-5.1

OpenAI
Claude Opus 4.1

Claude Opus 4.1

Anthropic
LearnLM

LearnLM

Google
Claude Opus 4.5

Claude Opus 4.5

Anthropic
Stable LM

Stable LM

Stability AI

Categories

Categories

Integrations

Amp
Augment Code
Brokk
C++
ChatGPT
ChatGPT Go
ChatGPT Plus
Codex Security
GitHub Copilot
Google Drive
Kimi K2 Thinking
Microsoft 365 Copilot Chat
Microsoft Copilot Studio
Microsoft Foundry
Microsoft Foundry Models
Microsoft Teams
Novelcrafter
OpenAI
PHP
Wazzap AI

Integrations

Amp
Augment Code
Brokk
C++
ChatGPT
ChatGPT Go
ChatGPT Plus
Codex Security
GitHub Copilot
Google Drive
Kimi K2 Thinking
Microsoft 365 Copilot Chat
Microsoft Copilot Studio
Microsoft Foundry
Microsoft Foundry Models
Microsoft Teams
Novelcrafter
OpenAI
PHP
Wazzap AI
Claim GPT-5.1 Pro and update features and information
Claim GPT-5.1 Pro and update features and information
Claim Moshi and update features and information
Claim Moshi and update features and information