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HomeDocsClaude Code CLI 7 Oct 2026
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Claude Code on Google Cloud's Agent Platform changedgoogle-vertex-ai

Nearest release: v2.1.293, published 9 hours after upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.

Upstream edited this page at 7 Oct 2026 07:30 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 7 Oct 2026 07:37 UTC.

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From line 188 where the diff opens
First seen 14 Aug 2026 this site's first read of the page
Recorded edits15to this page, all time

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188188export VERTEX_REGION_CLAUDE_4_6_SONNET=europe-west1
189189```
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191Most model versions have a corresponding `VERTEX_REGION_CLAUDE_*` variable. See the [Environment variables reference](/docs/en/env-vars) for the full list. Check [Google Cloud's Agent Platform Model Garden](https://console.cloud.google.com/vertex-ai/model-garden) to determine which models support global endpoints versus regional only.
191Most model versions have a corresponding `VERTEX_REGION_CLAUDE_*` variable. See the [Environment variables reference](/docs/en/env-vars#variables) for the full list. Check [Google Cloud's Agent Platform Model Garden](https://console.cloud.google.com/vertex-ai/model-garden) to determine which models support global endpoints versus regional only.
192192 
193193If a region value isn't shaped like a region or location name, Claude Code treats it as unset. For example, Claude Code treats a value containing a slash, dot, or space as unset. Claude Code falls back to a different source for each variable:
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from line 328
328328* Verify the model is available in the location you specified. Some models are offered only on `global` or multi-region locations such as `eu` and `us`, not in specific regions
329329* If using `CLOUD_ML_REGION=global`, check that your models support global endpoints in [Model Garden](https://console.cloud.google.com/vertex-ai/model-garden) under "Supported features". For models that don't support global endpoints, either:
330330 * Specify a supported model via `ANTHROPIC_MODEL` or `ANTHROPIC_DEFAULT_HAIKU_MODEL`, or
331 * Set a region or multi-region location using `VERTEX_REGION_<MODEL_NAME>` environment variables
331 * Set a region or multi-region location using the model's `VERTEX_REGION_CLAUDE_*` variable, listed in the [environment variables reference](/docs/en/env-vars#variables)
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333333If you encounter 429 errors:
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