/** Classification, not confidentiality: every enabled endpoint codec is JSON.
 * Unknown fields are private content, including inside an `envelope`. Adding a
 * lane requires review; adding content to an existing schema does not make it
 * public. These definitions refer to existing payload schemas, not copies. */
export type EndpointContentClass = 'public-metadata' | 'private-content' | 'restricted-secret';
export type EndpointContentLane = 'operation.request' | 'operation.receipt' | 'query.request' | 'query.result' | 'ephemeral.request' | 'ephemeral.result' | 'event';
export declare const ENDPOINT_CONTENT_ACTIONS: readonly ["initialize_endpoint", "sync_phone_contacts", "request_work_session", "resolve_work_session_request", "update_agent_behavior_policy", "update_conversation_agent_behavior_policy", "send_message", "delete_message", "forward_message", "react", "verb_execute", "send_contextual_message", "create_interaction", "consume_interaction", "start_conversation", "create_conversation", "add_member", "remove_member", "leave_conversation", "update_member_role", "update_conversation", "rename_conversation", "update_topic", "update_group_avatar", "mark_read", "cancel_queued_message", "set_conversation_preferences", "set_block", "save_contact", "remove_contact", "respond_interaction", "session_control", "approve_contact_request", "reject_contact_request", "cancel_direct_request", "update_message_disposition", "create_upload", "finalize_upload", "delete_upload", "retry_video_processing", "finalize_memo_stream", "abort_memo_stream", "create_voice_session", "join_voice_session", "decline_voice_session", "end_voice_session", "consume_runtime_signal", "consume_runtime_primitive", "generate_image"];
export declare const ENDPOINT_CONTENT_FUNCTION_QUERIES: readonly ["discover_agents", "get_unread_summary", "peek_runtime_signal", "list_runtime_primitives", "get_work_session_catalog", "get_work_session_request", "get_agent_behavior_policy", "get_conversation_agent_behavior_policy", "get_ephemeral", "list_voice_sessions", "list_contact_requests", "list_conversations", "list_messages", "get_messages", "admission_fences", "list_contacts", "get_contact", "get_members", "resolve_admission", "resolve_group_admission", "get_runtime_card_state", "conversation", "conversation_changes", "get_upload", "get_voice_session", "get_image_generation", "get_image_generation_status"];
export declare const ENDPOINT_CONTENT_QUERIES: readonly ["discover_agents", "get_unread_summary", "peek_runtime_signal", "list_runtime_primitives", "get_work_session_catalog", "get_work_session_request", "get_agent_behavior_policy", "get_conversation_agent_behavior_policy", "get_ephemeral", "list_voice_sessions", "list_contact_requests", "list_conversations", "list_messages", "get_messages", "admission_fences", "list_contacts", "get_contact", "get_members", "resolve_admission", "resolve_group_admission", "get_runtime_card_state", "conversation", "conversation_changes", "get_upload", "get_voice_session", "get_image_generation", "get_image_generation_status", "admit_messages"];
export declare const ENDPOINT_CONTENT_EPHEMERALS: readonly ["create_memo_stream", "publish_presence", "publish_typing", "publish_streaming", "publish_turn", "publish_runtime_status", "publish_session_state", "publish_runtime_info", "publish_runtime_activity", "append_memo_chunk"];
export declare const ENDPOINT_CONTENT_EPHEMERAL_FAMILIES: readonly ["typing", "streaming", "turn-state", "agent-session", "runtime-card-state", "memo-streams", "runtime-info", "runtime-activity", "runtime-suppression", "runtime-silence", "runtime-attention", "call-attention", "agent-runtime", "presence"];
export declare const ENDPOINT_CONTENT_EVENTS: readonly ["connected", "heartbeat", "agent.context", "replay.expired", "message.created", "message.snapshot", "message.updated", "message.deleted", "message.media_terminal", "conversation.updated", "conversation.changed", "conversation.removed", "conversations.changed", "contacts.changed", "contact.added", "contact.updated", "contact.removed", "presence", "typing", "runtime.updated", "runtime.control", "turn.updated", "voice.session.started", "voice.session.ended", ...string[]];
export declare class EndpointContentPolicyError extends Error {
    readonly code = "ENDPOINT_CONTENT_UNCLASSIFIED";
    constructor(lane: string, name: string);
}
export interface EndpointContentBoundary {
    readonly lane: EndpointContentLane;
    readonly name: string;
    readonly defaultClass: 'private-content';
    /** Paths address the actual payload. Query/result/event paths are relative to
     * their parameters/result/data; operation paths include body.value. */
    classify(path: readonly string[]): EndpointContentClass;
}
/** Local journal policy is separate from wire classification. Input answers and
 * card values can carry passwords even when the response omits the original
 * request's secret/sudo/field metadata. Only reviewed response shapes without
 * those value bags may be retried from durable storage. Unknown response fields
 * fail closed; a caller's `sensitive: false` cannot weaken this policy. */
export declare function endpointOperationRequestRetention(action: string, body: Record<string, unknown>, envelope?: Record<string, unknown>): 'journal' | 'memory';
/** Validate the lane before accepting/transmitting its payload. No body values
 * are logged, copied into metadata, or claimed to be encrypted by this API. */
export declare function endpointContentBoundary(lane: EndpointContentLane, name: string, payload?: unknown): EndpointContentBoundary;