import type { ChatMessage, ToolCallStreamDelta, ProviderId, ReasoningArtifactReplayObserver, ReasoningPreference, ToolChoice, ToolDefinition } from "../../types.js";
import type { ProviderStreamEventSink } from "../stream-events.js";
import type { StreamTerminalPolicy } from "../stream-terminal.js";
import type { CompatibleUsageAliases } from "../token-usage.js";
import { CompatibleReasoningArtifactPolicy, OpenAiCompatibleResult } from "./reasoning-artifacts.js";
import { ReasoningStyle } from "./reasoning-payload.js";
export declare function openAiCompatibleStream(options: {
    provider: string;
    providerId: ProviderId;
    baseUrl: string;
    apiKey: string;
    model: string;
    messages: ChatMessage[];
    maxTokens?: number | undefined;
    temperature?: number | undefined;
    headers?: Record<string, string> | undefined;
    signal?: AbortSignal | undefined;
    onToken: (token: string) => void;
    reasoning?: ReasoningPreference | undefined;
    reasoningStyle?: ReasoningStyle | undefined;
    tools?: ToolDefinition[] | undefined;
    toolChoice?: ToolChoice | undefined;
    parallelToolCalls?: boolean | undefined;
    onStreamEvent?: ProviderStreamEventSink | undefined;
    streamTerminal?: StreamTerminalPolicy | undefined;
    includeStreamUsage?: boolean | undefined;
    usageAliases?: CompatibleUsageAliases | undefined;
    reasoningArtifactPolicy?: CompatibleReasoningArtifactPolicy | undefined;
    reasoningArtifactReplayObserver?: ReasoningArtifactReplayObserver | undefined;
    forceReasoningReplay?: boolean | undefined;
    onToolCallDelta?: ((delta: ToolCallStreamDelta) => void) | undefined;
    idleTimeoutMs?: number | undefined;
    initialIdleTimeoutMs?: number | undefined;
    outputIdleTimeoutMs?: number | undefined;
    responsesFirst?: boolean | undefined;
}): Promise<OpenAiCompatibleResult>;