# Anthropic's Claude 3 Sonnet

Vertex AI deprecated the model Anthropic's Claude 3 Sonnet without giving a shutdown date yet.

- API: Vertex AI (aiplatform.googleapis.com)
- Model: Anthropic's Claude 3 Sonnet
- Kind: Model retirement
- Announced: January 21, 2025
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `model Anthropic's Claude 3 Sonnet`
- Source: [Changelog](https://docs.cloud.google.com/vertex-ai/docs/release-notes)
- Verified: November 6, 2026, against Vertex AI's own pages
- Page: https://www.okapi.bot/models/vertex-ai/anthropic-s-claude-3-sonnet/

## Vertex AI's words

> Anthropic's Claude 3 Sonnet that is offered as a Model as a Service (MaaS) model in Model Garden is deprecated.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent