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

# BaseClientOptions

```typescript
type BaseClientOptions = { auth: AuthOption; baseUrl: core.Supplier<string>; environment: core.Supplier<environments.DevinApiEnvironment | string>; fetch: typeof void; headers: Record<string, string | core.Supplier<string | null | undefined> | null | undefined>; logging: core.logging.LogConfig | core.logging.Logger; maxRetries: number; stream: { maxReconnectionAttempts: number; reconnectionEnabled: boolean }; timeoutInSeconds: number } & BearerAuthProvider.AuthOptions
```


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