import type { AgentCapability } from "./types.js";
export declare function listAgentsWithCapability(capability: AgentCapability, options?: {
    includeAliases?: boolean;
}): readonly string[];
export declare function agentSupportsCapability(input: string, capability: AgentCapability): boolean;
/**
 * The single message for every agent argument that misses. It distinguishes a
 * typo (unknown id, plus a did-you-mean) from a real capability gap ("pi
 * supports: spawn"), and always names the agents the command does accept.
 */
export declare function formatAgentCapabilityError(input: {
    agent: string;
    capability: AgentCapability;
}): string;