import type { Api, AssistantMessageEventStreamContract, Context, Model, SimpleStreamOptions, StreamFunction, StreamOptions } from "@openclaw/llm-core";
/** Runtime stream adapter signature stored in the API provider registry. */
export type ApiStreamFunction = (model: Model, context: Context, options?: StreamOptions) => AssistantMessageEventStreamContract;
/** Runtime simple-stream adapter signature stored in the API provider registry. */
export type ApiStreamSimpleFunction = (model: Model, context: Context, options?: SimpleStreamOptions) => AssistantMessageEventStreamContract;
/** Provider implementation registered by core or plugins for a specific model API. */
export interface ApiProvider<TApi extends Api = Api, TOptions extends StreamOptions = StreamOptions> {
    /** Model API id this provider handles. */
    api: TApi;
    /** Full streaming adapter for callers that already own structured options. */
    stream: StreamFunction<TApi, TOptions>;
    /** Simple streaming adapter used by agent and plugin runtime defaults. */
    streamSimple: StreamFunction<TApi, SimpleStreamOptions>;
}
/** Type-erased provider returned by a registry after API guards are installed. */
export interface RegisteredApiProvider {
    api: Api;
    stream: ApiStreamFunction;
    streamSimple: ApiStreamSimpleFunction;
}
/** Creates an isolated provider registry for one runtime or tenant. */
export declare function createApiRegistry(): {
    registerApiProvider: <TApi extends Api, TOptions extends StreamOptions>(provider: ApiProvider<TApi, TOptions>, sourceId?: string) => void;
    getApiProvider: (api: Api) => RegisteredApiProvider | undefined;
    getApiProviders: () => RegisteredApiProvider[];
    unregisterApiProviders: (sourceId: string) => void;
    clearApiProviders: () => void;
};
export type ApiRegistry = ReturnType<typeof createApiRegistry>;