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Description
GPT-5.5 Pro is a next-generation AI model built for execution-heavy tasks across coding, research, business analysis, and scientific workflows. It can interpret complex instructions, break them into steps, and carry work through to completion using tools and automation. The model supports tasks such as generating documents, building applications, analyzing datasets, and navigating software environments. It is designed to operate across tools, enabling seamless workflows from idea to output. In addition, GPT-5.5 Pro integrates with workspace agents—customizable AI agents that automate recurring and multi-step processes across teams. These agents can handle tasks like lead research, reporting, and workflow automation, running independently or on schedules. Built with enterprise-grade safeguards, the model ensures secure and controlled automation. It helps organizations improve productivity by reducing manual effort and accelerating decision-making. GPT-5.5 Pro is ideal for teams looking to scale operations and handle complex workloads efficiently.
Description
Ox Alpha is an anonymous frontier-style reasoning model that emerged in August 2026 with a strong focus on software engineering and agentic AI applications. The organization responsible for developing the model has not publicly identified itself, and the model initially appeared under the identifier stealth/ox-alpha. It is built to reason through difficult problems rather than simply produce short conversational responses. Ox Alpha provides a 1,048,576-token context window, giving it enough capacity to process very large code repositories, documents, specifications, and conversation histories in a single context. Its maximum output length reaches 131,072 tokens, enabling unusually long and detailed responses when needed. The model can process text, images, and video as inputs while returning text-based results. Developers can use tool calling and structured JSON output to connect Ox Alpha with applications, APIs, and autonomous agent workflows. Its capabilities are particularly suited to long-running coding tasks such as debugging, refactoring, architecture analysis, and reasoning across multiple files without quickly losing context. Ox Alpha has attracted attention from developers because of its combination of large-context reasoning, multimodal input, agentic features, and currently anonymous origins.
API Access
Has API
API Access
Has API
Screenshots View All
No images available
Integrations
Cheaper Inference
Hermes Agent
OpenClaw
OpenRouter
Pi Agent
Amazon Web Services (AWS)
C++
ChatGPT Agent
Codex Security
FastRouter
Integrations
Cheaper Inference
Hermes Agent
OpenClaw
OpenRouter
Pi Agent
Amazon Web Services (AWS)
C++
ChatGPT Agent
Codex Security
FastRouter
Pricing Details
$30 per 1M tokens (input)
$30 per 1M input tokens and $180 per 1M output tokens
Free Trial
Free Version
Pricing Details
$0 per 1M tokens
Free Trial
Free Version
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Deployment
Web-Based
On-Premises
iPhone App
iPad App
Android App
Windows
Mac
Linux
Chromebook
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Customer Support
Business Hours
Live Rep (24/7)
Online Support
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Types of Training
Training Docs
Webinars
Live Training (Online)
In Person
Vendor Details
Company Name
OpenAI
Founded
2015
Country
United States
Website
openai.com
Vendor Details
Company Name
Ox Alpha
Website
openrouter.ai/compare/stealth/ox-alpha