@xynehq/jaf/dist/providers/mcp.d.ts

Juspay Agent Framework - A purely functional agent framework with immutable state and composable tools

import { Tool } from '../core/types.js';
export interface MCPClient {
    listTools(): Promise<Array<{
        name: string;
        description?: string;
        inputSchema?: any;
    }>>;
    callTool(name: string, args: unknown): Promise<string>;
    close(): Promise<void>;
}
/**
 * Create an MCP client using the STDIO transport.
 * Suitable for local MCP servers started as subprocesses (e.g., npx/uvx/python/node).
 */
export declare function makeMCPClient(command: string, args?: string[]): Promise<MCPClient>;
/**
 * Create an MCP client using the Streamable HTTP transport (SSE).
 *
 * This connects to a remote MCP server that exposes the single MCP endpoint
 * supporting POST and GET with Server-Sent Events per the 2025-06-18 spec.
 *
 * Example:
 *   const mcp = await makeMCPClientSSE('https://example.com/mcp', {
 *     headers: { Authorization: `Bearer ${token}` }
 *   })
 */
export declare function makeMCPClientSSE(url: string, opts?: {
    headers?: Record<string, string>;
}): Promise<MCPClient>;
/**
 * Create an MCP client using the Streamable HTTP transport.
 *
 * This connects to a remote MCP server that implements the Streamable HTTP transport
 * specification using HTTP POST for sending messages and HTTP GET with Server-Sent Events
 * for receiving messages.
 *
 * Example:
 *   const mcp = await makeMCPClientHTTP('https://example.com/mcp', {
 *     headers: { Authorization: `Bearer ${token}` },
 *     sessionId: 'my-session-123'
 *   })
 */
export declare function makeMCPClientHTTP(url: string, opts?: {
    headers?: Record<string, string>;
    sessionId?: string;
    fetch?: typeof fetch;
    requestInit?: RequestInit;
}): Promise<MCPClient>;
export declare function mcpToolToJAFTool<Ctx>(mcpClient: MCPClient, mcpToolDef: {
    name: string;
    description?: string;
    inputSchema?: any;
}): Tool<any, Ctx>;
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