import type { AgentLoopOptions, AgentLoopStrategy, ArtifactParser, ArtifactRepairer, ArtifactValidator, LoopContext, ToolCallContent } from "./contracts.js";
export declare const singleShotLoop: AgentLoopStrategy;
export declare function isAgentLoopOptions(value: AgentLoopStrategy | AgentLoopOptions | undefined): value is AgentLoopOptions;
export declare function generateValidateReviseLoop(opts: {
    readonly validator: ArtifactValidator<unknown>;
    readonly parser?: ArtifactParser<unknown>;
    readonly repairer?: ArtifactRepairer<unknown>;
    readonly maxRevisions?: number;
    readonly toolCalls?: "disabled" | "bounded";
    readonly structuredOutputTiming?: "every-turn" | "final-turn-only";
}): AgentLoopStrategy;
export declare function resolveToolConcurrency(options: {
    loop?: AgentLoopStrategy | AgentLoopOptions;
}, config: {
    loop?: AgentLoopStrategy | AgentLoopOptions;
}): number;
/** Calls the host must dispatch. Provider-hosted calls (`authority: "provider-hosted"`)
 *  were already executed server-side; the assistant response text carries their effect, so
 *  the host neither dispatches them nor appends a `tool_result`. */
export declare function dispatchableToolCalls(calls: readonly ToolCallContent[]): readonly ToolCallContent[];
/** Dispatch tool calls with bounded concurrency; append transcript rows in call order. */
export declare function dispatchToolCallsInOrder(calls: readonly ToolCallContent[], ctx: LoopContext): Promise<void>;
export declare function resolveLoop(options: {
    loop?: AgentLoopStrategy | AgentLoopOptions;
}, config: {
    loop?: AgentLoopStrategy | AgentLoopOptions;
}): AgentLoopStrategy;