For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

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x-fern-version:
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  header: X-API-Version
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  default: "2.0.0"
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  values:
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    - "1.0.0"
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    - "2.0.0"
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    - "latest"
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paths: ...