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Providers

OpenAI

Use openai/<model> with VoltAgent's model router.

Quick start​

import { Agent } from "@voltagent/core";

const agent = new Agent({
  name: "openai-agent",
  instructions: "You are a helpful assistant",
  model: "openai/gpt-4o-mini",
});

Environment variables​

  • OPENAI_API_KEY

Provider package​

@ai-sdk/openai

Default base URL​

Not listed.

You can override the base URL by setting OPENAI_BASE_URL.

Provider docs​

Models​

Show models (40)
  • codex-mini-latest
  • gpt-3.5-turbo
  • gpt-4
  • gpt-4-turbo
  • gpt-4.1
  • gpt-4.1-mini
  • gpt-4.1-nano
  • gpt-4o
  • gpt-4o-2024-05-13
  • gpt-4o-2024-08-06
  • gpt-4o-2024-11-20
  • gpt-4o-mini
  • gpt-5
  • gpt-5-chat-latest
  • gpt-5-codex
  • gpt-5-mini
  • gpt-5-nano
  • gpt-5-pro
  • gpt-5.1
  • gpt-5.1-chat-latest
  • gpt-5.1-codex
  • gpt-5.1-codex-max
  • gpt-5.1-codex-mini
  • gpt-5.2
  • gpt-5.2-chat-latest
  • gpt-5.2-codex
  • gpt-5.2-pro
  • o1
  • o1-mini
  • o1-preview
  • o1-pro
  • o3
  • o3-deep-research
  • o3-mini
  • o3-pro
  • o4-mini
  • o4-mini-deep-research
  • text-embedding-3-large
  • text-embedding-3-small
  • text-embedding-ada-002

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