# Open AI Models

OpenAI models in Cosverse AI help with AI chat, writing, coding, research, summarization, and document analysis.

Use these models when you need strong reasoning, fast drafting, or reliable general-purpose responses.

### What you can do with Open AI models

* Ask questions and get AI chat responses.
* Write, rewrite, and expand content.
* Generate, explain, and debug code.
* Summarize files and analyze documents.
* Brainstorm ideas, translate text, and support research.

### Available Open AI models

<table><thead><tr><th width="197.5">Model Name</th><th width="458">Short Discription</th></tr></thead><tbody><tr><td>GPT-5.4</td><td>OpenAI’s most advanced model with superior reasoning, accuracy, and performance across complex tasks.</td></tr><tr><td>GPT-5.3 (Chat)</td><td>Optimized for fast, natural conversations with strong reasoning and everyday task performance.</td></tr><tr><td>GPT-5.3</td><td>A powerful general-purpose model designed for reasoning, content creation, and problem solving.</td></tr><tr><td>GPT-5.2 (Chat)</td><td>OpenAI’s next-generation flagship model, offering improved reasoning, long-context understanding, advanced coding, and reliable tool use for professional and everyday tasks.</td></tr><tr><td>GPT-5.2</td><td>OpenAI's most advanced and most reliable GPT-5.2 model, delivering the highest accuracy and strongest performance on scientific, mathematical, and reasoning benchmarks.</td></tr><tr><td>GPT-5.1 (Chat)</td><td>Balanced model offering solid reasoning, speed, and efficiency for a wide range of tasks.</td></tr><tr><td>GPT-5.1</td><td>An upgraded flagship model that blends faster responsiveness with deeper adaptive reasoning. More efficient, more conversational, and better at complex multi-step tasks than GPT-5.</td></tr><tr><td>GPT-5</td><td>OpenAI’s unified model. Provides advanced reasoning, long-form answers, and versatility across domains.</td></tr><tr><td>GPT-5 Pro</td><td>Enhanced version of GPT-5 built for higher accuracy, deeper reasoning, and professional workloads.</td></tr><tr><td>GPT-5 Mini</td><td>GPT-5 Mini: A smaller unified model suited for everyday tasks where quick responses are more important than deep reasoning.</td></tr><tr><td>GPT-5 Nano</td><td>Ultra-fast and lightweight model optimized for simple tasks, quick responses, and high efficiency.</td></tr><tr><td>GPT-4o Mini</td><td>Lightweight and fast. Best used for short queries and simple outputs.</td></tr><tr><td>GPT-4o</td><td>A fast, multimodal model capable of understanding text, images, and audio with strong reasoning and real-time responses.</td></tr><tr><td>GPT-OSS 120B</td><td>A large open-source model with 120B parameters, designed for strong reasoning, coding, and advanced AI tasks.</td></tr></tbody></table>

### How to choose the best Open AI model

Choose chat variants for fast back-and-forth prompts.

Choose stronger models for reasoning, planning, and detailed outputs.

Choose efficient models when speed matters most.

Access All Open AI GPT models Now - [Cosverse AI](https://chat.cosverse.ai)

### Tips for better results

* Write clear prompts with the exact outcome you want.
* Add context, examples, or files when possible.
* Ask for a format like bullets, steps, or JSON.
* Refine the prompt if the first answer is too broad.


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.cosverse.ai/ai-models/open-ai-models.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.