Struct McpClientBuilder 

pub struct McpClientBuilder { /* private fields */ }

Enhanced client builder with fluent interface

Implementations

impl McpClientBuilder

pub fn new() -> Self

Create a new client builder

pub fn name(self, name: impl Into<String>) -> Self

Set client name (flexible input types)

pub fn version(self, version: impl Into<String>) -> Self

Set client version (flexible input types)

pub fn capabilities(self, capabilities: ClientCapabilities) -> Self

Set client capabilities

pub fn with_tasks_extension(self) -> Self

Declare support for the official MCP Tasks extension.

pub fn timeout(self, timeout: Duration) -> Self

Set request timeout with type safety

pub fn max_retries(self, retries: u32) -> Self

Set maximum retry attempts

pub fn validate_requests(self, validate: bool) -> Self

Enable or disable request validation

pub fn validate_responses(self, validate: bool) -> Self

Enable or disable response validation

pub fn protocol_mode(self, mode: ProtocolMode) -> Self

Select automatic, modern-only, or legacy-only protocol behavior.

pub fn max_mrtr_rounds(self, rounds: u8) -> Self

Bound automatic MCP 2026 multi-round-trip retries.

pub fn build(self) -> McpResult<McpClient>

Build the client with validation

impl McpClientBuilder

Convenient constructors for common cases

pub fn development(name: impl Into<String>) -> Self

Quick builder for development/testing

pub fn production(name: impl Into<String>, version: impl Into<String>) -> Self

Convenience preset with validation, timeout, and retry values.

Applications must still configure transport security, authentication, policy, and workload-specific deadlines.

Trait Implementations

impl Debug for McpClientBuilder

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

Formats the value using the given formatter.

impl Default for McpClientBuilder

fn default() -> Self

Returns the “default value” for a type.