Models changedapi/models
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5050 The version of the Claude API you want to use.
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52 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning).
52 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning?sdk_languages=http).
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5454- `"anthropic-workspace-id": optional string`
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499499 The version of the Claude API you want to use.
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501 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning).
501 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning?sdk_languages=http).
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503503- `"anthropic-workspace-id": optional string`
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