import { CLIRuntimeBase } from "../cli-runtime-base.js";
import type { AgentEvent, AgentExecuteParams } from "../types.js";
/**
 * Claude CLI runtime — invokes `claude --print --output-format stream-json`
 * and maps the streaming NDJSON output to {@link AgentEvent} instances.
 */
export declare class ClaudeCliRuntime extends CLIRuntimeBase {
    readonly mediaCapabilities: {
        readonly acceptsInbound: readonly ["image/"];
        readonly emitsOutbound: false;
    };
    private currentSessionId;
    private accumulatedText;
    private toolBuffer;
    private lastUsage;
    private lastStopReason;
    private resultData;
    constructor();
    execute(params: AgentExecuteParams): AsyncIterable<AgentEvent>;
    protected buildArgs(params: AgentExecuteParams): string[];
    protected buildStdinPayload(params: AgentExecuteParams): string | undefined;
    protected extractEvent(line: string): AgentEvent | null;
    protected buildEnv(_params: AgentExecuteParams): Record<string, string>;
    private handleInnerEvent;
    private handleContentBlockStart;
    private handleContentBlockDelta;
    private handleContentBlockStop;
    private handleMessageDelta;
    private storeResultData;
    private enrichDoneEvent;
    /**
     * Read image files referenced by media attachments and populate their base64 field.
     * Non-image media types are filtered out (audio/video are not supported natively).
     */
    private prepareMedia;
    private resetState;
}