export interface ComposerModelGroupLike {
    engine: string;
    models: readonly string[];
    configured?: boolean;
}
export declare function isClaudeCodeAgentId(agentId: string | undefined): boolean;
export declare function isLunaModel(model: string): boolean;
export declare function resolvePreferredAgentModel(agentId: string | undefined, groups: readonly ComposerModelGroupLike[]): {
    model: string;
    engine: string;
} | undefined;
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