type EvidenceAbOptions = {
    readonly projectDir?: string;
};
type TokenAggregate = {
    readonly cacheRead: number | null;
    readonly cacheWrite: number | null;
    readonly input: number | null;
    readonly output: number | null;
    readonly reasoning: number | null;
    readonly total: number | null;
};
type ClosureRunReport = {
    readonly closureBlockerDelta: number | null;
    readonly closureBlockersAfter: number | null;
    readonly closureBlockersBefore: number | null;
    readonly continuationApplied: boolean | null;
    readonly earlyCompletionBlocked: boolean | null;
    readonly finishStatusAfter: "blocked" | "fail" | "pass" | "unknown" | null;
    readonly finishStatusBefore: "blocked" | "fail" | "pass" | "unknown" | null;
    readonly retryCapHit: boolean | null;
    readonly runawayRetries: number | null;
};
type AbRunReport = {
    readonly blockedInvalidCompletion: boolean | null;
    readonly closure: ClosureRunReport;
    readonly elapsedMs: number | null;
    readonly finishStatus: "blocked" | "fail" | "pass" | "unknown";
    readonly id: string;
    readonly mcpCalls: number | null;
    readonly outcome: string;
    readonly providerTokens: TokenAggregate;
    readonly readChars: number | null;
    readonly toolCalls: number | null;
};
type AbConditionReport = {
    readonly blockedInvalidCompletion: number;
    readonly closure: {
        readonly continuationApplied: number;
        readonly earlyCompletionBlocked: number;
        readonly finishAfter: {
            readonly blocked: number;
            readonly fail: number;
            readonly pass: number;
            readonly unavailable: number;
            readonly unknown: number;
        };
        readonly finishBefore: {
            readonly blocked: number;
            readonly fail: number;
            readonly pass: number;
            readonly unavailable: number;
            readonly unknown: number;
        };
        readonly metrics: {
            readonly blockerDelta: NumberMetric;
            readonly blockersAfter: NumberMetric;
            readonly blockersBefore: NumberMetric;
            readonly runawayRetries: NumberMetric;
        };
        readonly retryCapHit: number;
    };
    readonly finish: {
        readonly blocked: number;
        readonly fail: number;
        readonly pass: number;
        readonly unknown: number;
    };
    readonly id: string;
    readonly label: string;
    readonly metrics: {
        readonly elapsedMs: NumberMetric;
        readonly mcpCalls: NumberMetric;
        readonly providerTokenTotal: NumberMetric;
        readonly readChars: NumberMetric;
        readonly toolCalls: NumberMetric;
    };
    readonly runs: readonly AbRunReport[];
};
type NumberMetric = {
    readonly average: number | null;
    readonly samples: number;
    readonly total: number | null;
    readonly unavailable: number;
};
type SurfaceDefaultState = "default" | "off" | "opt-in" | "unknown";
type AbSurfaceReport = {
    readonly defaultState: SurfaceDefaultState;
    readonly id: string;
    readonly label: string;
};
type AbScenarioReport = {
    readonly conditions: readonly AbConditionReport[];
    readonly files: readonly string[];
    readonly id: string;
    readonly label: string;
    readonly sources: readonly string[];
    readonly surface: AbSurfaceReport;
};
export type EvidenceAbReport = {
    readonly evidenceDir: string;
    readonly filesScanned: number;
    readonly limitations: readonly string[];
    readonly projectDir: string;
    readonly scenarios: readonly AbScenarioReport[];
    readonly schemaVersion: "evidence-ab-report.1";
    readonly unreadableFiles: readonly string[];
};
export declare function readEvidenceAbReport(options?: EvidenceAbOptions): EvidenceAbReport;
export declare function formatEvidenceAbReport(report: EvidenceAbReport): string;
export {};