import type { GraderFn } from "../types.js";
/** Matching mode for `toolArgsMatch`: `"exact"` requires deep equality, `"subset"` checks that expected keys exist with matching values, `"contains"` is like subset but string values use `.includes()`. */
export type ToolArgsMatchMode = "exact" | "subset" | "contains";
/**
 * Checks that a tool call's arguments match the expected args.
 *
 * Modes:
 * - exact: deep equality of args objects
 * - subset: every key in expectedArgs exists in actual args with matching value
 * - contains: like subset but string values use .includes() (for NL args)
 */
export declare function toolArgsMatch(toolName: string, expectedArgs: Record<string, unknown>, mode?: ToolArgsMatchMode): GraderFn;
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