Class Nexus\Mcp\Core\Schema\ClientCapabilities

`final`
`readonly`
`implements`	`Arrayable<array{elicitation?: ElicitationCapability, experimental?: ExperimentalCapability, extensions?: ExtensionsCapability}>`

Capabilities a client may support. Known capabilities are defined here, in this schema, but this is not a closed set: any client can define its own, additional capabilities.

Located at Core/Schema/ClientCapabilities.php

Type aliases
`ElicitationCapability`	`array{form?: array<string, mixed>, url?: array<string, mixed>}`	#
`ExperimentalCapability`	`array<string, array<string, mixed>>`	#
`ExtensionsCapability`	`array<string, array<string, mixed>>`	#

Methods
`public`	`__construct( null\|ElicitationCapability $elicitation = null, null\|ExperimentalCapability $experimental = null, null\|ExtensionsCapability $extensions = null, )`	#
`public static`	`fromArray(array $data): static` Create an instance of the class from an array. Create an instance of the class from an array. Implements `Nexus\Mcp\Core\Schema\Arrayable::fromArray()`	#
`public`	`toArray(): array` Convert the instance to an array. Convert the instance to an array. Implements `Nexus\Mcp\Core\Schema\Arrayable::toArray()`	#
`public`	`jsonSerialize(): array\|stdClass` Implementations substitute `\stdClass` for the empty-object case so `json_encode` emits `{}` rather than `[]`. Implementations substitute `\stdClass` for the empty-object case so `json_encode` emits `{}` rather than `[]`. Implements `Nexus\Mcp\Core\Schema\Arrayable::jsonSerialize()`	#

Properties
`public`	`null\|ElicitationCapability`	`$elicitation`	#
`public`	`null\|ExperimentalCapability`	`$experimental`	#
`public`	`null\|ExtensionsCapability`	`$extensions`	#