> ## 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. # DeferredToolsSearchStrategy Router-local regex/BM25 or caller-owned custom search. ## Supported Types ### `components.DeferredBm25Search` ```python theme={null} value: components.DeferredBm25Search = /* values here */ ``` ### `components.DeferredCustomSearch` ```python theme={null} value: components.DeferredCustomSearch = /* values here */ ``` ### `components.DeferredRegexSearch` ```python theme={null} value: components.DeferredRegexSearch = /* values here */ ```