> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-7021d5f4.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# FunctionCallOutputItem - Go SDK

> FunctionCallOutputItem type definition

<Warning>
  The Go SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/go-sdk/issues).
</Warning>

The output from a function call execution

## Fields

| Field    | Type                                                                                                                                             | Required             | Description | Example   |
| -------- | ------------------------------------------------------------------------------------------------------------------------------------------------ | -------------------- | ----------- | --------- |
| `CallID` | `string`                                                                                                                                         | :heavy\_check\_mark: | N/A         |           |
| `ID`     | optionalnullable.OptionalNullable\[`string`]                                                                                                     | :heavy\_minus\_sign: | N/A         |           |
| `Output` | [components.FunctionCallOutputItemOutputUnion2](/client-sdks/go/api-reference/models/functioncalloutputitemoutputunion2)                         | :heavy\_check\_mark: | N/A         |           |
| `Status` | optionalnullable.OptionalNullable\[[components.FunctionCallOutputItemStatus](/client-sdks/go/api-reference/models/functioncalloutputitemstatus)] | :heavy\_minus\_sign: | N/A         | completed |
| `Type`   | [components.FunctionCallOutputItemTypeFunctionCallOutput](/client-sdks/go/api-reference/models/functioncalloutputitemtypefunctioncalloutput)     | :heavy\_check\_mark: | N/A         |           |