import type { AgentMessage, AgentRunArgs, AgentRunner } from './agent-runner.js';
/**
 * One parsed agy stream-json event, normalized for incremental streaming.
 *   - 'assistant': rawText is the accumulated agent_response text (fences
 *     intact) for end-of-turn tool-call parsing; text is the fence-stripped
 *     prose, present only when non-empty.
 *   - 'tool':      agy's own tool activity (step_type 'tool' with tool_info)
 *     — forwarded by run() as a `tool_use` liveness AgentMessage (see header).
 *   - 'meta':      any other event that only carries a conversation id.
 */
export interface AgyStreamEvent {
    kind: 'assistant' | 'tool' | 'meta';
    text?: string;
    rawText?: string;
    toolName?: string;
    conversationId?: string;
}
export declare class AntigravityAgentRunner implements AgentRunner {
    private agyBin?;
    constructor(agyBin?: string | undefined);
    run(args: AgentRunArgs): AsyncIterable<AgentMessage>;
    /**
     * Run one `agy` invocation and stream its stream-json output
     * INCREMENTALLY: each parsed event is yielded as soon as its line arrives
     * on stdout (see the header's "Streaming / liveness" note for why buffering
     * until process exit was a bug). End-of-turn facts (exit code, stderr tail,
     * conversation id, usage, error, timeout flag) are written into `outcome`,
     * which the caller reads after this generator completes.
     */
    private streamTurn;
}
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