OptionaldocumentDocument to read modelContext from. Defaults to the global document.
OptionalfromSecure origins to also collect tools from, for cross-origin iframes. A
cross-origin tool is only returned if its page also exposed it to this
origin via exposedTo.
OptionalprefixPrefixes every discovered tool name with ${prefix}_.
OptionaltoolRestricts which tools reach the model, by name or predicate.
Options for WebMCPToolset.