What is GPT-5.6?
GPT-5.6 is OpenAI's flagship text model, with strong reasoning and multimodal understanding of images alongside text. On Melius it powers the Mel agent and text generation.
Capabilities
- Reason over long, complex prompts
- Understand images alongside text
- Power agentic workflows and tool use
GPT-5.6 on Melius
Melius runs GPT-5.6 alongside every other major image, video, audio, and text model, so you can generate with it, compare it against the field, and let the Mel agent route to it automatically — all on one infinite canvas. You only pay for what you generate.
Frequently asked questions
What is GPT-5.6?
GPT-5.6 is OpenAI's flagship text model, with strong reasoning and multimodal understanding of images alongside text. On Melius it powers the Mel agent and text generation.
How do I use GPT-5.6 on Melius?
Melius is a node-based canvas: add a node, pick GPT-5.6 from the model picker, and connect it to whatever should feed it or follow it. You can also just describe what you want and let the Mel agent wire it up. You only pay for what you generate.