import type { AgentRuntime, AgentSessionSnapshot, CanonRuntimeActivityItem, CanonRuntimeDescriptor, CanonRuntimePresentationField, CanonRuntimePresentationPolicy, RuntimeInfoPayload } from './types.js';
export declare const RUNTIME_PRESENTATION_FIELDS: readonly ["model", "permissionMode", "effort", "workspace", "executionMode", "contextUsage", "cwd", "branch", "worktreePath", "workspaceRoot", "workspaceRelativePath", "fallbackReason"];
export declare const DEFAULT_FIRST_PARTY_RUNTIME_PRESENTATION: CanonRuntimePresentationPolicy;
export declare function isRuntimePresentationField(value: string): value is CanonRuntimePresentationField;
export declare function buildRuntimePresentationPolicy(input?: {
    preset?: CanonRuntimePresentationPolicy['preset'];
    show?: ReadonlyArray<string>;
    hide?: ReadonlyArray<string>;
    base?: CanonRuntimePresentationPolicy;
}): CanonRuntimePresentationPolicy;
export declare function isRuntimePresentationFieldHidden(descriptor: CanonRuntimeDescriptor | null | undefined, field: CanonRuntimePresentationField): boolean;
export declare function redactRuntimeActivityItemForConversation(item: CanonRuntimeActivityItem): CanonRuntimeActivityItem | null;
export declare function redactRuntimeInfoForConversation<T extends Partial<Omit<RuntimeInfoPayload, 'updatedAt'>> | RuntimeInfoPayload>(payload: T, options?: {
    descriptor?: CanonRuntimeDescriptor | null;
}): T;
export declare function redactAgentRuntimeForConversation(runtime: AgentRuntime): AgentRuntime;
type SessionStatePresentationLike = {
    model?: unknown;
    permissionMode?: unknown;
    effort?: unknown;
    cwd?: unknown;
    executionMode?: unknown;
    executionBranch?: unknown;
    worktreePath?: unknown;
    executionFallbackReason?: unknown;
    contextUsage?: unknown;
    availableModels?: unknown;
    runtimeControlValues?: Record<string, unknown>;
    controlState?: Record<string, unknown>;
};
export declare function redactSessionStateForConversation<T extends SessionStatePresentationLike>(descriptor: CanonRuntimeDescriptor | null | undefined, state: T): T;
export declare function redactAgentSessionSnapshotForConversation(descriptor: CanonRuntimeDescriptor | null | undefined, snapshot: Partial<AgentSessionSnapshot> & Record<string, unknown>, options?: {
    patch?: boolean;
}): Partial<AgentSessionSnapshot> & Record<string, unknown>;
export {};