import type { InstrumentationAttemptScope } from "#instrumentation/lifecycle.js";
import type { AgentTraceStateStore } from "#tracing/agent-trace-state.js";
/** Keeps the first model input so the turn-level invoke_agent span represents its task. */
export declare function rememberTurnInputMessages(store: AgentTraceStateStore, scope: InstrumentationAttemptScope, inputMessagesAttribute: string | undefined): void | PromiseLike<void>;
/** Keeps the latest model output so the completed invoke_agent span represents its result. */
export declare function rememberTurnOutputMessages(store: AgentTraceStateStore, scope: InstrumentationAttemptScope, outputMessagesAttribute: string | undefined): void | PromiseLike<void>;