> ## 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. # ProviderResponse Details of a provider response for a generation attempt ## Example Usage ```typescript theme={null} import { ProviderResponse } from "@openrouter/sdk/models"; let value: ProviderResponse = { status: 200, }; ``` ## Fields | Field | Type | Required | Description | Example | | ------------------- | --------------------------------------------------------------------------------- | -------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------- | | `endpointId` | *string* | :heavy\_minus\_sign: | Internal endpoint identifier | ep\_abc123 | | `id` | *string* | :heavy\_minus\_sign: | Upstream provider response identifier | chatcmpl-abc123 | | `isByok` | *boolean* | :heavy\_minus\_sign: | Whether the request used a bring-your-own-key | false | | `latency` | *number* | :heavy\_minus\_sign: | Response latency in milliseconds | 1200 | | `modelPermaslug` | *string* | :heavy\_minus\_sign: | Canonical model slug | openai/gpt-4 | | `providerName` | [models.ProviderResponseProviderName](../models/providerresponseprovidername.mdx) | :heavy\_minus\_sign: | Name of the provider | OpenAI | | `routedServiceTier` | [models.RoutedServiceTier](../models/routedservicetier.mdx) | :heavy\_minus\_sign: | The service tier this request was routed to (e.g. flex, priority). The tier actually applied and billed is determined by the provider response and may differ. | priority | | `status` | *number* | :heavy\_check\_mark: | HTTP status code from the provider | 200 |