Google Cloud
API surface by Google · site · lifecycle docs
Google Cloud (formerly Vertex AI) serves large language models for third-parties, sometimes beyond first-party retirement.
Deprecated models are sometimes only accessible exclusively through Vercel AI Gateway. It’s unclear why, but one guess is that new customers cannot use deprecated models they haven’t enabled in their account.
Models
Derived from each model’s cited Google Cloud lifecycle rows.
| Model | Added | Retired |
|---|---|---|
| Claude Opus 4.1 | — | — |
| Claude Sonnet 4.5 | — | — |
| Claude Haiku 4.5 | — | — |
| Claude Opus 4.5 | — | — |
| Claude Sonnet 4.6 | — | — |
| Claude Opus 4.7 | — | — |
| Claude Opus 4.8 | — | — |
| Claude Mythos 5 | — | — |
| Claude Sonnet 5 | 2026-06-30 | — |
External links
Google Cloud:
Not Google Cloud:
- Claude on Google Cloud (Claude Platform Docs)