import type { AgentMode, WeaveAgentName } from "./types";
export type FallbackEntry = {
    providers: string[];
    model: string;
    variant?: string;
};
export type AgentModelRequirement = {
    fallbackChain: FallbackEntry[];
};
export declare const AGENT_MODEL_REQUIREMENTS: Record<WeaveAgentName, AgentModelRequirement>;
export type ResolveAgentModelOptions = {
    availableModels: Set<string>;
    agentMode: AgentMode;
    uiSelectedModel?: string;
    categoryModel?: string;
    overrideModel?: string;
    systemDefaultModel?: string;
    /** Custom fallback chain for agents not in AGENT_MODEL_REQUIREMENTS */
    customFallbackChain?: FallbackEntry[];
};
/**
 * Resolve the model for an agent. Accepts any string agent name.
 * Built-in agents use AGENT_MODEL_REQUIREMENTS for fallback chains.
 * Custom agents use the customFallbackChain option, or fall through
 * to system default / hardcoded fallback.
 */
export declare function resolveAgentModel(agentName: string, options: ResolveAgentModelOptions): string;