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Voyage AI

Voyage AI is Anthropic's recommended embeddings provider. It supports all models. Latest models include:

  • voyage-3-large (state-of-the-art general-purpose, Jan 2025)
  • voyage-3.5 and voyage-3.5-lite (improved quality, May 2025)
  • voyage-3 and voyage-3-lite (general-purpose with 32K context)
  • voyage-multimodal-3 (text + images)
  • voyage-context-3 (contextualized chunks)
  • voyage-code-3 (code-specific retrieval)

To use it, set the VOYAGE_API_KEY environment variable.

Use it like so:

provider: voyage:voyage-3-large

You can enable it for every similarity comparison using the defaultTest property:

defaultTest:
  options:
    provider:
      embedding: voyage:voyage-3-large

You can also override the API key or API base URL:

provider:
  id: voyage:voyage-3-large
  config:
    apiKey: XXX
    apiKeyEnvar: VOYAGE_API_KEY # if set, will fetch API key from this environment variable
    apiBaseUrl: https://api.voyageai.com/v1