Frontier models
OpenAI in AGNT
GPT-class models for general reasoning, tool use and code. Every AGNT workflow is provider-portable, so the same agents run here or anywhere else you point them.
Why teams pick it
Models
- GPT-5.2
- GPT-5 mini
- o-series reasoning
Strengths
- strongest ecosystem and tool-calling conventions
- reliable structured output
- broad task competence
In AGNT
Agents, workflows and tools use OpenAI like any other provider — same nodes, same receipts, swap models per step if you want.
Connect OpenAI in two minutes
- Download AGNT Community Core — free, local-first, no account needed to run.
- Open Settings → Providers, choose OpenAI, and paste your API key. Connect by pasting an API key into AGNT’s vault — stored encrypted on your machine, never uploaded.
- Give an agent a job — or install one from the marketplace — and watch the first receipt come back.