GPT-5.6 Sol

GPT-5.6 Sol

OpenAI
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About

GPT-5.6 Sol is a next-generation OpenAI model designed for advanced reasoning, coding, agentic workflows, biology analysis, cybersecurity support, and complex knowledge work. It is part of the GPT-5.6 model family alongside Terra and Luna, with Sol positioned as the flagship model for the most demanding tasks. The model introduces a new max reasoning effort for deeper thinking and an ultra mode that uses subagents to accelerate complex work beyond a single-agent approach. GPT-5.6 Sol shows strong performance in command-line coding workflows, long-horizon security tasks, genomics analysis, vulnerability research, debugging, patch development, and defensive testing. OpenAI pairs the model’s stronger capabilities with layered safeguards, real-time misuse classifiers, account-level review, automated red-teaming, and enterprise controls for sensitive workflows. GPT-5.6 Sol helps developers, enterprises, researchers, and security teams complete sophisticated technical work.

About

Grok 4.1 Fast is an xAI model designed to deliver advanced tool-calling capabilities with a massive 2-million-token context window. It excels at complex real-world tasks such as customer support, finance, troubleshooting, and dynamic agent workflows. The model pairs seamlessly with the new Agent Tools API, which enables real-time web search, X search, file retrieval, and secure code execution. This combination gives developers the power to build fully autonomous, production-grade agents that plan, reason, and use tools effectively. Grok 4.1 Fast is trained with long-horizon reinforcement learning, ensuring stable multi-turn accuracy even across extremely long prompts. With its speed, cost-efficiency, and high benchmark scores, it sets a new standard for scalable enterprise-grade AI agents.

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-5.6 Sol is best suited for developers, enterprise teams, AI engineers, researchers, security teams, cyber defenders, software organizations, biotechnology teams, and advanced technical users that need frontier reasoning, coding support, agentic workflows, biology analysis, defensive cybersecurity assistance, API access, Codex integration, and stronger safety controls

Audience

This content is ideal for developers, enterprises, and technical teams seeking to build advanced AI agents that require real-time data access, long-context reasoning, and reliable tool-calling capabilities

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

Screenshots and Videos

Pricing

$5 per 1M tokens (input)
Free Version
Free Trial

Pricing

No information available.
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

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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

xAI
Founded: 2023
United States
grok.com

Alternatives

Claude Fable 5

Claude Fable 5

Anthropic

Alternatives

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Claude Mythos 5

Anthropic
Claude Mythos

Claude Mythos

Anthropic
Ring 2.6

Ring 2.6

Ant Group
MiniMax-M2.1

MiniMax-M2.1

MiniMax

Categories

Categories

Integrations

C++
CSS
Cursor
Doraverse
EaseMate AI
FastRouter
Go
HTML
Java
JavaScript
Kotlin
LaunchLemonade
Microsoft Foundry
Microsoft Foundry Models
OpenClaw
OpenRouter
PHP
Python
SQL
TypeScript

Integrations

C++
CSS
Cursor
Doraverse
EaseMate AI
FastRouter
Go
HTML
Java
JavaScript
Kotlin
LaunchLemonade
Microsoft Foundry
Microsoft Foundry Models
OpenClaw
OpenRouter
PHP
Python
SQL
TypeScript
Claim GPT-5.6 Sol and update features and information
Claim GPT-5.6 Sol and update features and information
Claim Grok 4.1 Fast and update features and information
Claim Grok 4.1 Fast and update features and information