Struct ServerCapabilities 

pub struct ServerCapabilities {
    pub experimental: Option<HashMap<String, Value>>,
    pub logging: Option<LoggingCapabilities>,
    pub completions: Option<CompletionCapabilities>,
    pub prompts: Option<PromptsCapabilities>,
    pub resources: Option<ResourcesCapabilities>,
    pub tools: Option<ToolsCapabilities>,
}

Server capabilities per MCP 2025-06-18 specification

Fields

experimental: Option<HashMap<String, Value>>

Experimental, non-standard capabilities that the server supports

logging: Option<LoggingCapabilities>

Present if the server supports sending log messages to the client

completions: Option<CompletionCapabilities>

Present if the server supports argument autocompletion suggestions

prompts: Option<PromptsCapabilities>

Present if the server offers any prompt templates

resources: Option<ResourcesCapabilities>

Present if the server offers any resources to read

tools: Option<ToolsCapabilities>

Present if the server offers any tools to call

Trait Implementations

impl Clone for ServerCapabilities

fn clone(&self) -> ServerCapabilities

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ServerCapabilities

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Default for ServerCapabilities

fn default() -> ServerCapabilities

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ServerCapabilities

fn deserialize<__D>( __deserializer: __D, ) -> Result<ServerCapabilities, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ServerCapabilities

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.