Claude Code on Google Cloud's Agent Platform changedgoogle-vertex-ai
Nearest release: v2.1.243, published an hour before this site recorded the change. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
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Lines−1removed
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191
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14 Aug 2026
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Recorded edits19to this page, all time
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from line 191, old and new numbered
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from line 191
191191* `VERTEX_REGION_CLAUDE_*`: Claude Code falls back to `CLOUD_ML_REGION`.
192192* `CLOUD_ML_REGION`: Claude Code falls back to `us-east5`.
193193
194[Prompt caching](/docs/en/prompt-caching) is enabled automatically. To disable it, set `DISABLE_PROMPT_CACHING=1`. To request a 1-hour cache TTL instead of the 5-minute default, set `ENABLE_PROMPT_CACHING_1H=1`; cache writes with a 1-hour TTL are billed at a higher rate. For heightened rate limits, contact Google Cloud support. When using Google Cloud's Agent Platform, the `/logout` command is unavailable since authentication is handled through Google Cloud credentials.
194[Prompt caching](/docs/en/prompt-caching) is enabled automatically. To disable it, set `DISABLE_PROMPT_CACHING=1`. To request a 1-hour cache TTL instead of the 5-minute default, set `ENABLE_PROMPT_CACHING_1H=1`; cache writes with a 1-hour TTL are billed at a higher rate. To set different TTLs for your main conversation and for the requests Claude Code makes outside it, [choose the TTL yourself](/docs/en/prompt-caching#choose-the-ttl-yourself).
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196To raise your rate limits, contact Google Cloud support. When using Google Cloud's Agent Platform, the `/logout` command is unavailable since authentication is handled through Google Cloud credentials.
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196198Claude Code decides between [MCP tool search](/docs/en/mcp#scale-with-mcp-tool-search) and upfront loading by model generation:
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No line in this hunk matches that.