import type { AIProvider, CredentialValueSource, JsonObject, ProviderEvent, ProviderRequest } from "@arnilo/prism";
export interface OpenRouterProviderOptions {
    readonly id?: string;
    readonly baseUrl?: string;
    readonly apiKey?: CredentialValueSource;
    readonly fetch?: typeof fetch;
    readonly appUrl?: string;
    readonly appTitle?: string;
}
export declare function createOpenRouterProvider(options?: OpenRouterProviderOptions): AIProvider;
export declare function openRouterBody(request: ProviderRequest, sessionId?: string | undefined): JsonObject;
export declare function openRouterEvents(body: ReadableStream<Uint8Array>, signal?: AbortSignal): AsyncIterable<ProviderEvent>;