export type MissingKeyPolicy = 'platform_fallback' | 'omit' | 'redistribute';
export declare const MISSING_KEY_POLICIES: MissingKeyPolicy[];
export interface ArmAssignment {
    /** 1-based arm index within the round's family. */
    arm: number;
    /** Fixer model for this arm; undefined = harness default (DEFAULT_MODEL_ID). */
    model?: string;
    /** Effectiveness-arm label recorded with the arm's scored runs (matrix attribution). */
    strategy?: string;
    /** Whether the model's provider key was present in the environment at plan time. */
    funded: boolean;
}
export interface ArmPlanInput {
    width: number;
    /** The loop's --model (arm 1 baseline; also the single-arm model). */
    baseModel?: string;
    /** Explicit --arm-models list (comma-split upstream). */
    armModels?: string[];
    /** --providers list (comma-split upstream). */
    providers?: string[];
    /** Global --strategy label; when set it overrides the per-arm fixer:<model> label. */
    strategy?: string;
    policy: MissingKeyPolicy;
}
export interface ArmPlan {
    arms: ArmAssignment[];
    /** Human-readable planning decisions (dropped arms, redistributions, empty pools). */
    notes: string[];
}
export declare function planArms(input: ArmPlanInput): ArmPlan;
export declare function parseMissingKeyPolicy(raw: string | undefined): MissingKeyPolicy;
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