Text model · OpenAI
GPT-6 Astra
OpenAI's flagship GPT-6 Astra text model
What is GPT-6 Astra?
GPT-6 Astra is OpenAI's flagship text model, with strong reasoning and multimodal understanding of images alongside text. Connect prompts and image references to a text node and choose a supported thinking level for the task.
Capabilities
- Reason over long, complex prompts
- Understand images alongside text
- Power agentic workflows and tool use
GPT-6 Astra on Melius
Melius runs GPT-6 Astra alongside every other major image, video, audio, and text model, so you can use it alongside other models in your workflow — all on one infinite canvas. You only pay for what you generate.
Frequently asked questions
What is GPT-6 Astra?
GPT-6 Astra is OpenAI's flagship text model, with strong reasoning and multimodal understanding of images alongside text. Connect prompts and image references to a text node and choose a supported thinking level for the task.
How do I use GPT-6 Astra on Melius?
Melius is a node-based canvas: add a text node, pick GPT-6 Astra from the model picker, and connect it to whatever should feed it or follow it. You only pay for what you generate.