import type { ChatMessage, CompletionRequestPurpose, ReasoningArtifactReplayObserver, ReasoningPreference, ToolChoice, ToolDefinition } from "../types.js";
import type { ResponsesDialectConfig } from "./responses-config.js";
export interface BuildResponsesBodyOptions {
    model: string;
    messages: ChatMessage[];
    maxTokens?: number | undefined;
    temperature?: number | undefined;
    stream: boolean;
    reasoning?: ReasoningPreference | undefined;
    toolChoice?: ToolChoice | undefined;
    tools?: ToolDefinition[] | undefined;
    parallelToolCalls?: boolean | undefined;
    purpose?: CompletionRequestPurpose | undefined;
    reasoningArtifactReplayObserver?: ReasoningArtifactReplayObserver | undefined;
}
export declare const fallbackToolCallId: (message: ChatMessage) => string;
export declare const assistantMessageId: (message: ChatMessage) => string;
export declare function buildResponsesBody(config: ResponsesDialectConfig, options: BuildResponsesBodyOptions): string;