export type { McpRpcError, McpSpawnSpec, McpTimeoutError, McpToolInfo, } from './tool-providers-client.js';
export { MCP_PROTOCOL_VERSION, McpStdioClient } from './tool-providers-client.js';
export type { RoleProviderToolSet } from './tool-providers-hub.js';
export { ToolProviderHub } from './tool-providers-hub.js';
export type { ProviderContext } from './tool-providers-process.js';
export { providerPrefix, roleProviderPrefixes } from './tool-providers-process.js';
export { jsonSchemaCatchall, jsonSchemaToZod, jsonSchemaToZodShape, } from './tool-providers-schema.js';
export interface ChainTrace {
    chain_id: string;
    hop: number;
}
export interface ToolCallTrace extends ChainTrace {
    org: string;
    run: string;
    role: string;
}
/** The `[trace chn_<id> hop=<n>]` line of a message body, if any. */
export declare function parseTraceLine(body: string): ChainTrace | undefined;
/** `chn_` + 20 random [a-z0-9]. */
export declare function freshChainId(): string;
/** MCP `tools/call` result → tool text: text parts joined with '\n',
 *  non-text parts as `[<type> omitted]`, `isError: true` → `ERROR: ` prefix. */
export declare function mapToolResult(result: unknown): string;
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