> ## 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. # Operator ## Example Usage ```python theme={null} from openrouter.components import Operator # Open enum: unrecognized values are captured as UnrecognizedStr value: Operator = "equals" ``` ## Values This is an open enum. Unrecognized values will not fail type checks. * `"equals"` * `"not_equals"` * `"contains"` * `"not_contains"` * `"regex"` * `"starts_with"` * `"ends_with"` * `"gt"` * `"lt"` * `"gte"` * `"lte"` * `"exists"` * `"not_exists"`