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Providers

Vertex (Anthropic)

Use google-vertex-anthropic/<model> with VoltAgent's model router.

Quick start​

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

const agent = new Agent({
  name: "google-vertex-anthropic-agent",
  instructions: "You are a helpful assistant",
  model: "google-vertex-anthropic/claude-3-5-haiku@20241022",
});

Environment variables​

  • GOOGLE_VERTEX_PROJECT
  • GOOGLE_VERTEX_LOCATION
  • GOOGLE_APPLICATION_CREDENTIALS

Provider package​

@ai-sdk/google-vertex

Default base URL​

Not listed.

You can override the base URL by setting GOOGLE_VERTEX_ANTHROPIC_BASE_URL.

Provider docs​

Models​

Show models (9)
  • claude-3-5-haiku@20241022
  • claude-3-5-sonnet@20241022
  • claude-3-7-sonnet@20250219
  • claude-haiku-4-5@20251001
  • claude-opus-4-1@20250805
  • claude-opus-4-5@20251101
  • claude-opus-4@20250514
  • claude-sonnet-4-5@20250929
  • claude-sonnet-4@20250514

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