> ## Documentation Index
> Fetch the complete documentation index at: https://terminal49-mintlify-f6b8cc32.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Type Alias: Interceptor

> Interceptor type alias in the Terminal49 TypeScript SDK, defining the openapi-fetch middleware shape used by auth, retry, and error-mapping interceptors.

# Type Alias: Interceptor

> **Interceptor** = `Middleware`