> ## 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.

# PublicEndpoint

Information about a specific model endpoint

## Fields

| Field                       | Type                                                                                    | Required             | Description                                                                                                                                                                                                                                                                                                      | Example                                                                                      |
| --------------------------- | --------------------------------------------------------------------------------------- | -------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------- |
| `context_length`            | *int*                                                                                   | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `latency_last_30m`          | [Nullable\[components.PercentileStats\]](../components/percentilestats.mdx)             | :heavy\_check\_mark: | Latency percentiles in milliseconds over the last 30 minutes. Latency measures time to first token. Only visible when authenticated with an API key or cookie; returns null for unauthenticated requests.                                                                                                        | \{<br />"p50": 25.5,<br />"p75": 35.2,<br />"p90": 48.7,<br />"p99": 85.3<br />}             |
| `max_completion_tokens`     | *Nullable\[int]*                                                                        | :heavy\_check\_mark: | Maximum completion tokens for this endpoint. Input and output tokens share the context window, so the effective maximum output for a request is further limited by the context remaining after input tokens.                                                                                                     |                                                                                              |
| `max_prompt_tokens`         | *Nullable\[int]*                                                                        | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `model_id`                  | *str*                                                                                   | :heavy\_check\_mark: | The unique identifier for the model (permaslug)                                                                                                                                                                                                                                                                  | openai/gpt-4                                                                                 |
| `model_name`                | *str*                                                                                   | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `name`                      | *str*                                                                                   | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `perf_last_30m_by_workload` | [Optional\[components.PerfLast30mByWorkload\]](../components/perflast30mbyworkload.mdx) | :heavy\_minus\_sign: | Endpoint performance over the last 30 minutes, keyed by the kind of request served (e.g. `text_generation`, `image_generation`). Additive to the legacy singular latency and throughput fields; image and video generation report end-to-end latency. Only visible when authenticated with an API key or cookie. |                                                                                              |
| `pricing`                   | [components.Pricing](../components/pricing.mdx)                                         | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `provider_name`             | [components.ProviderName](../components/providername.mdx)                               | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              | OpenAI                                                                                       |
| `quantization`              | [Nullable\[components.Quantization\]](../components/quantization.mdx)                   | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              | fp16                                                                                         |
| `status`                    | [Optional\[components.EndpointStatus\]](../components/endpointstatus.mdx)               | :heavy\_minus\_sign: | N/A                                                                                                                                                                                                                                                                                                              | 0                                                                                            |
| `supported_parameters`      | List\[[components.Parameter](../components/parameter.mdx)]                              | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `supports_implicit_caching` | *bool*                                                                                  | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `supports_tool_choice`      | [components.ToolChoiceSupport](../components/toolchoicesupport.mdx)                     | :heavy\_check\_mark: | Per-variant `tool_choice` support. `tool_choice` in `supported_parameters` only says the parameter is accepted; these flags say which of its values passed testing.                                                                                                                                              | \{<br />"auto": true,<br />"function": true,<br />"none": true,<br />"required": true<br />} |
| `supports_voice_cloning`    | *Optional\[bool]*                                                                       | :heavy\_minus\_sign: | Whether this TTS endpoint accepts inline reference audio (`input_references`) for stateless voice cloning. Requests carrying reference audio are only routed to endpoints where this is true.                                                                                                                    |                                                                                              |
| `tag`                       | *str*                                                                                   | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `throughput_last_30m`       | [Nullable\[components.PercentileStats\]](../components/percentilestats.mdx)             | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              | \{<br />"p50": 25.5,<br />"p75": 35.2,<br />"p90": 48.7,<br />"p99": 85.3<br />}             |
| `uptime_last_1d`            | *Nullable\[float]*                                                                      | :heavy\_check\_mark: | Uptime percentage over the last 1 day, calculated as successful requests / (successful + error requests) \* 100. Rate-limited requests are excluded. Returns null if insufficient data.                                                                                                                          |                                                                                              |
| `uptime_last_30m`           | *Nullable\[float]*                                                                      | :heavy\_check\_mark: | N/A                                                                                                                                                                                                                                                                                                              |                                                                                              |
| `uptime_last_5m`            | *Nullable\[float]*                                                                      | :heavy\_check\_mark: | Uptime percentage over the last 5 minutes, calculated as successful requests / (successful + error requests) \* 100. Rate-limited requests are excluded. Returns null if insufficient data.                                                                                                                      |                                                                                              |