import * as z from "zod/v4";
import { OpenEnum } from "../types/enums.js";
import { Result as SafeParseResult } from "../types/fp.js";
import { SDKValidationError } from "./errors/sdkvalidationerror.js";
import { InternChatDelta } from "./internchatdelta.js";
/**
 * `null` while streaming. `stop` when the run completed, `tool_calls` when the run is waiting for the caller to answer the streamed tool call, `error` on the terminal error chunk.
 */
export declare const InternChatChoiceFinishReason: {
    readonly Error: "error";
    readonly Stop: "stop";
    readonly ToolCalls: "tool_calls";
};
/**
 * `null` while streaming. `stop` when the run completed, `tool_calls` when the run is waiting for the caller to answer the streamed tool call, `error` on the terminal error chunk.
 */
export type InternChatChoiceFinishReason = OpenEnum<typeof InternChatChoiceFinishReason>;
/**
 * The single choice this endpoint streams.
 */
export type InternChatChoice = {
    /**
     * The incremental content of one chunk. The first chunk carries `role`, text chunks carry `content`, reasoning chunks carry `reasoning`, and an interaction chunk carries one complete `tool_calls` entry.
     */
    delta: InternChatDelta;
    /**
     * `null` while streaming. `stop` when the run completed, `tool_calls` when the run is waiting for the caller to answer the streamed tool call, `error` on the terminal error chunk.
     */
    finishReason: InternChatChoiceFinishReason | null;
    index: number;
};
/** @internal */
export declare const InternChatChoiceFinishReason$inboundSchema: z.ZodType<InternChatChoiceFinishReason, unknown>;
/** @internal */
export declare const InternChatChoice$inboundSchema: z.ZodType<InternChatChoice, unknown>;
export declare function internChatChoiceFromJSON(jsonString: string): SafeParseResult<InternChatChoice, SDKValidationError>;
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