/**
 * @license
 * Copyright 2024 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { type InspectablePort } from "@google-labs/breadboard";
import { LitElement, nothing } from "lit";
export declare class PortTooltip extends LitElement {
    port?: InspectablePort;
    static styles: import("lit").CSSResult;
    render(): import("lit-html").TemplateResult<1> | typeof nothing;
}
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