Completions changedapi/completions
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1414[Legacy] Create a Text Completion.
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16The Text Completions API is a legacy API. We recommend using the [Messages API](https://platform.claude.com/docs/en/api/messages) going forward.
16The Text Completions API is a legacy API. We recommend using the [Messages API](https://platform.claude.com/docs/en/api/messages?sdk_languages=http) going forward.
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18Future models and features will not be compatible with Text Completions. See our [migration guide](https://platform.claude.com/docs/en/build-with-claude/working-with-messages) for guidance in migrating from Text Completions to Messages.
18Future models and features will not be compatible with Text Completions. See our [migration guide](https://platform.claude.com/docs/en/build-with-claude/working-with-messages?sdk_languages=http) for guidance in migrating from Text Completions to Messages.
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2020### Headers
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2424 The version of the Claude API you want to use.
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26 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning).
26 Read more about versioning and our version history [here](https://platform.claude.com/docs/en/api/versioning?sdk_languages=http).
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2828- `"anthropic-workspace-id": optional string`
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257257 Assistant:"
258258 ```
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260 See [prompt validation](https://platform.claude.com/docs/en/build-with-claude/working-with-messages) and our guide to [prompt design](https://platform.claude.com/docs/en/build-with-claude/prompt-engineering/overview) for more details.
260 See [prompt validation](https://platform.claude.com/docs/en/build-with-claude/working-with-messages?sdk_languages=http) and our guide to [prompt design](https://platform.claude.com/docs/en/build-with-claude/prompt-engineering/overview?sdk_languages=http) for more details.
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262262 minLength: 1
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286286 Whether to incrementally stream the response using server-sent events.
287287
288 See [streaming](https://platform.claude.com/docs/en/build-with-claude/streaming) for details.
288 See [streaming](https://platform.claude.com/docs/en/build-with-claude/streaming?sdk_languages=http) for details.
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290290- `temperature: optional number`
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