define-tools changedagents-and-tools/tool-use/define-tools
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2020| Parameter | Description |
2121| ---------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
22| `name` | The name of the tool. Must match the regex `^[a-zA-Z0-9_-]{1,64}$`. |
22| `name` | The name of the tool. Must match the regex `^[a-zA-Z0-9_-]{1,128}$`. |
2323| `description` | A detailed plaintext description of what the tool does, when it should be used, and how it behaves. |
2424| `input_schema` | A [JSON Schema](https://json-schema.org/) object defining the expected parameters for the tool. |
2525| `input_examples` | (Optional) An array of example input objects to help Claude understand how to use the tool. See [Providing tool use examples](https://platform.claude.com/docs/en/agents-and-tools/tool-use/define-tools#providing-tool-use-examples). |
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