> ## 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.

# OpenRouterMetadata - Go SDK

> OpenRouterMetadata type definition

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

## Fields

| Field       | Type                                                                                   | Required             | Description | Example                                                                                                           |
| ----------- | -------------------------------------------------------------------------------------- | -------------------- | ----------- | ----------------------------------------------------------------------------------------------------------------- |
| `Attempt`   | `int64`                                                                                | :heavy\_check\_mark: | N/A         |                                                                                                                   |
| `Attempts`  | \[][components.RouterAttempt](/client-sdks/go/api-reference/models/routerattempt)      | :heavy\_minus\_sign: | N/A         |                                                                                                                   |
| `Endpoints` | [components.EndpointsMetadata](/client-sdks/go/api-reference/models/endpointsmetadata) | :heavy\_check\_mark: | N/A         | `{"available": [{"model": "openai/gpt-4o","provider": "OpenAI","selected": true}`<br />],<br />"total": `3<br/>`} |
| `IsByok`    | `bool`                                                                                 | :heavy\_check\_mark: | N/A         |                                                                                                                   |
| `Params`    | [\*components.RouterParams](/client-sdks/go/api-reference/models/routerparams)         | :heavy\_minus\_sign: | N/A         | `{"version_group": "anthropic/claude-sonnet-4"}`                                                                  |
| `Pipeline`  | \[][components.PipelineStage](/client-sdks/go/api-reference/models/pipelinestage)      | :heavy\_minus\_sign: | N/A         |                                                                                                                   |
| `Region`    | `*string`                                                                              | :heavy\_check\_mark: | N/A         |                                                                                                                   |
| `Requested` | `string`                                                                               | :heavy\_check\_mark: | N/A         |                                                                                                                   |
| `Strategy`  | [components.RoutingStrategy](/client-sdks/go/api-reference/models/routingstrategy)     | :heavy\_check\_mark: | N/A         | direct                                                                                                            |
| `Summary`   | `string`                                                                               | :heavy\_check\_mark: | N/A         |                                                                                                                   |