Agent Client Protocol - v0.22.1
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    Type Alias MessageMcpRequestExperimental

    UNSTABLE

    This capability is not part of the spec yet, and may be removed or changed at any point.

    Request parameters for mcp/message.

    type MessageMcpRequest = {
        _meta?: { [key: string]: unknown } | null;
        connectionId: McpConnectionId;
        method: string;
        params?: { [key: string]: unknown } | null;
    }
    Index

    Properties

    _meta? connectionId method params?

    Properties

    Optional_meta

    _meta?: { [key: string]: unknown } | null

    The _meta property is reserved by ACP to allow clients and agents to attach additional metadata to their interactions. Implementations MUST NOT make assumptions about values at these keys.

    See protocol docs: Extensibility

    connectionId: McpConnectionId

    The MCP-over-ACP connection this message is sent on.

    method: string

    The inner MCP method name.

    params?: { [key: string]: unknown } | null

    Optional inner MCP params.

    If omitted or set to null, the inner MCP message has no params.

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