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

OpenAI Astra is an upcoming frontier AI model concept designed for advanced reasoning, multimodal understanding, agentic workflows, and long-horizon work. The model would be positioned to help users move from simple prompts to complete, high-quality deliverables across coding, research, business analysis, creative production, and knowledge work. Astra would combine text, image, document, voice, and tool-based capabilities into a more unified AI experience. It would be built for complex tasks that require planning, execution, verification, and iteration across multiple steps. Developers and teams could use Astra to power AI agents, productivity tools, coding assistants, research systems, and enterprise applications. As a next-generation OpenAI model concept, Astra would represent a shift toward AI systems that can reason, act, and collaborate across real-world workflows.

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

OpenAI Astra would be best suited for developers, enterprises, AI agent builders, researchers, product teams, software engineers, analysts, creators, operations teams, and organizations that need frontier reasoning, multimodal intelligence, agentic workflows, coding assistance, document analysis, tool use, workflow automation, research support, and AI-native application development

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

No images available

Pricing

$5 per 1M tokens (input)
$5 input / $30 output per 1M tokens
Free Version
Free Trial

Pricing

No information available.
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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Pros & Cons from Real Users

Pros

  • GPT-5.6 Sol feels like the model I would reach for when the task is actually hard. As a developer, I like that it is built for deeper reasoning, coding, long-horizon planning, and agentic workflows instead of just quick prompt-and-response work. It is especially appealing for complex debugging, multi-step code changes, research-heavy engineering tasks, and agents that need to coordinate tools without losing the plot. The fact that OpenAI is positioning Sol as the most capable model in the GPT-5.6 family makes sense, because this is the one I would want for serious engineering work.

Cons

  • The main downside is that Sol is the premium option, so I would not use it for every single task. OpenAI lists Sol at a higher token price than Terra or Luna, which means developers will still need to be smart about routing simple jobs to cheaper models.

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

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Categories

Categories

Integrations

ChatGPT
OpenAI
OpenAI Codex
Brokk
C#
ChatGPT Atlas
GitHub
JetBrains AI Assistant
Kotlin
LobeHub
NextDocs
Node.js
OpenCode
OpenRouter
Prism
React
Solidity
Springhub
TypeScript
Yonoo

Integrations

ChatGPT
OpenAI
OpenAI Codex
Brokk
C#
ChatGPT Atlas
GitHub
JetBrains AI Assistant
Kotlin
LobeHub
NextDocs
Node.js
OpenCode
OpenRouter
Prism
React
Solidity
Springhub
TypeScript
Yonoo
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