Type Alias ContentBlock 

pub type ContentBlock = Content;

Spec-aligned alias for the ContentBlock union per MCP 2025-11-25.

Canonical Rust name in turbomcp_types is Content; this alias surfaces the spec name. Both refer to the same type.

Aliased Type

pub enum ContentBlock {
    Text(TextContent),
    Image(ImageContent),
    Audio(AudioContent),
    ResourceLink(ResourceLink),
    Resource(EmbeddedResource),
}

Variants

Text(TextContent)

Text content

Image(ImageContent)

Image content (base64 encoded)

Audio(AudioContent)

Audio content (base64 encoded)

ResourceLink(ResourceLink)

Resource link (reference to a resource without embedding)

Resource(EmbeddedResource)

Embedded resource content