import { type H3Event } from "h3";
export declare const AGENT_ENGINE_DISCONNECT_ACTION_NAME = "agent-engine-disconnect";
export declare const AGENT_ENGINE_API_KEY_ACTION_NAME = "agent-engine-api-key";
/**
 * POST /_agent-native/agent-engine/disconnect — clear the default model for
 * the caller's organization (owners and admins), or for a signed-in user with
 * no organization. Env vars are left alone so the next chat turn falls back to
 * resolveEngine's credential detection.
 */
export declare function createAgentEngineDisconnectHandler(): import("h3").EventHandlerWithFetch<import("h3").EventHandlerRequest, Promise<{
    ok?: undefined;
    error: string;
    scope?: undefined;
} | {
    ok: boolean;
    error: string;
    scope?: undefined;
} | {
    error?: undefined;
    ok: boolean;
    scope: "org" | "user";
}>>;
export interface DefaultModelSelectionRequest {
    engine: string;
    model?: string;
}
/**
 * Parse the optional `defaultModel: { engine, model }` field of a provider-key
 * save. Present means "also make this the default model when I may".
 */
export declare function readDefaultModelSelectionRequest(body: unknown): {
    ok: true;
    request: DefaultModelSelectionRequest | null;
} | {
    ok: false;
    error: string;
};
/**
 * What a provider-key save did to the default model. `skipped` is not a
 * failure: members, and owners or admins saving a personal key, only save the
 * key because the default model uses organization providers.
 */
export type SavedKeyDefaultModelOutcome = {
    status: "selected";
    engine: string;
    model: string;
} | {
    status: "skipped";
    reason: "not-allowed" | "personal-key";
} | {
    status: "failed";
    error: string;
};
/**
 * After a provider key is saved, make it the default model when the key and
 * the default share a scope and the caller may change the default. This is
 * what lets one Save replace the old Save-then-Apply.
 */
export declare function selectDefaultModelForSavedKey(event: H3Event, input: {
    keyScope: "user" | "org";
    keyScopeId: string;
    request: DefaultModelSelectionRequest;
}): Promise<SavedKeyDefaultModelOutcome>;