/** The shape of one wrapped tool's JSON Schema, as far as this needs it. */
export interface EpicInputSchema {
    readonly properties?: Readonly<Record<string, unknown>>;
    readonly required?: readonly string[];
}
/**
 * Build the `input` object for one wrapped engine tool call.
 *
 * Throws INVALID_PARAMS naming the exact shape to send when a required
 * argument cannot be assembled, rather than dispatching a call the engine will
 * reject with "input params Json is empty".
 */
export declare function resolveEpicToolInput(toolName: string, schema: EpicInputSchema | undefined, params: Record<string, unknown>): {
    input?: unknown;
    inputJson?: unknown;
};
/**
 * The bridge arguments for one wrapped engine tool. Generated action modules
 * call this as their `mapParams`, so the whole of an Epic action's dispatch is
 * a declaration plus this one function.
 */
export declare function epicToolCall(toolset: string, tool: string, schema: EpicInputSchema | undefined, params: Record<string, unknown>): Record<string, unknown>;