import { isToolResultError } from "../toolResultParts.js";
import type { LlmStreamEvent, ProviderConfig, ProviderMessage, ProviderTool } from "../types.js";
interface ResponsesSeed {
    instructions?: string;
    input: unknown[];
}
interface ResponsesTurnParams {
    config: ProviderConfig;
    instructions?: string;
    input: unknown[];
    tools?: ProviderTool[];
    signal?: AbortSignal;
}
/** Seed Responses `input` from prior UI/history messages (once per tool-loop run). */
export declare function seedInputFromMessages(messages: ProviderMessage[]): ResponsesSeed;
export declare function appendToolOutputsToInput(input: unknown[], callId: string, toolName: string | undefined, result: unknown): void;
declare function responsesReasoningFields(config: ProviderConfig): Record<string, unknown>;
interface FunctionCallItem {
    call_id: string;
    name: string;
    arguments: string;
}
export declare function extractFunctionCalls(output: unknown[]): FunctionCallItem[];
/** Map Responses SSE JSON events → LlmStreamEvent; returns output[] from response.completed. */
export declare function streamResponsesTurn(params: ResponsesTurnParams): AsyncGenerator<LlmStreamEvent, unknown[], unknown>;
export declare function completeResponsesTurn(params: ResponsesTurnParams): Promise<{
    text: string;
    output: unknown[];
    toolCalls: {
        id: string;
        name: string;
        args: Record<string, unknown>;
    }[];
}>;
export { isToolResultError, responsesReasoningFields };
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