export declare const WEBSOCKET_REQUEST_CHANGE_REASONS: {
    readonly model: "model_changed";
    readonly instructions: "instructions_changed";
    readonly tools: "tools_changed";
    readonly tool_choice: "tool_choice_changed";
    readonly parallel_tool_calls: "parallel_tool_calls_changed";
    readonly reasoning: "reasoning_changed";
    readonly store: "store_changed";
    readonly stream: "stream_changed";
    readonly include: "include_changed";
    readonly service_tier: "service_tier_changed";
    readonly prompt_cache_key: "prompt_cache_key_changed";
    readonly text: "text_changed";
    readonly temperature: "temperature_changed";
    readonly access_programs: "access_programs_changed";
};
export declare const WEBSOCKET_CONTINUATION_DECISIONS: readonly ["disabled", "no_session_cache_entry", "no_continuation", "body_mismatch", "input_shorter_than_baseline", "input_prefix_mismatch", "missing_previous_response_id", "delta", ...("access_programs_changed" | "include_changed" | "instructions_changed" | "model_changed" | "parallel_tool_calls_changed" | "prompt_cache_key_changed" | "reasoning_changed" | "service_tier_changed" | "store_changed" | "stream_changed" | "temperature_changed" | "text_changed" | "tool_choice_changed" | "tools_changed")[]];
export type WebSocketContinuationDecision = typeof WEBSOCKET_CONTINUATION_DECISIONS[number];
declare const RESPONSE_ITEM_TYPES: readonly ["additional_tools", "message", "agent_message", "reasoning", "local_shell_call", "function_call", "function_call_output", "custom_tool_call", "custom_tool_call_output", "tool_search_call", "tool_search_output", "web_search_call", "image_generation_call", "compaction", "context_compaction", "configuration_update", "compaction_trigger", "other", "none"];
type ResponseItemType = typeof RESPONSE_ITEM_TYPES[number];
export interface WebSocketContinuationMismatch {
    previousItemType: ResponseItemType;
    currentItemType: ResponseItemType;
}
export declare function continuationItemType(item: unknown): ResponseItemType;
export declare function isWebSocketContinuationMismatch(value: unknown): value is WebSocketContinuationMismatch;
export {};