> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# CreateBYOKKeyRequest

## Fields

| Field            | Type                                                                        | Required             | Description                                                                                                                      | Example                              |
| ---------------- | --------------------------------------------------------------------------- | -------------------- | -------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------ |
| `AllowedModels`  | optionalnullable.OptionalNullable\[\[]`string`]                             | :heavy\_minus\_sign: | Optional allowlist of model slugs this credential may be used for. `null` means no restriction.                                  | null                                 |
| `AllowedUserIds` | optionalnullable.OptionalNullable\[\[]`string`]                             | :heavy\_minus\_sign: | Optional allowlist of user IDs that may use this credential. `null` means no restriction.                                        | null                                 |
| `Disabled`       | `*bool`                                                                     | :heavy\_minus\_sign: | Whether this credential should be created in a disabled state.                                                                   | false                                |
| `IsFallback`     | `*bool`                                                                     | :heavy\_minus\_sign: | Whether this credential is treated as a fallback — used only after non-fallback keys for the same provider have been tried.      | false                                |
| `Key`            | `string`                                                                    | :heavy\_check\_mark: | The raw provider API key or credential. This value is encrypted at rest and never returned in API responses.                     | sk-proj-abc123...                    |
| `Name`           | optionalnullable.OptionalNullable\[`string`]                                | :heavy\_minus\_sign: | Optional human-readable name for the credential.                                                                                 | Production OpenAI Key                |
| `Provider`       | [components.BYOKProviderSlug](../../models/components/byokproviderslug.mdx) | :heavy\_check\_mark: | The upstream provider this credential authenticates against, as a lowercase slug (e.g. `openai`, `anthropic`, `amazon-bedrock`). | openai                               |
| `WorkspaceID`    | `*string`                                                                   | :heavy\_minus\_sign: | Optional workspace ID. Defaults to the authenticated entity's default workspace.                                                 | 550e8400-e29b-41d4-a716-446655440000 |