> ## 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.

# PercentileLatencyCutoffs

Percentile-based latency cutoffs. All specified cutoffs must be met for an endpoint to be preferred.

## Fields

| Field | Type                       | Required             | Description                   |
| ----- | -------------------------- | -------------------- | ----------------------------- |
| `p50` | *OptionalNullable\[float]* | :heavy\_minus\_sign: | Maximum p50 latency (seconds) |
| `p75` | *OptionalNullable\[float]* | :heavy\_minus\_sign: | Maximum p75 latency (seconds) |
| `p90` | *OptionalNullable\[float]* | :heavy\_minus\_sign: | Maximum p90 latency (seconds) |
| `p99` | *OptionalNullable\[float]* | :heavy\_minus\_sign: | Maximum p99 latency (seconds) |