/**
 * [WHO]: getModelArgumentCompletions(), getAgentLoopArgumentCompletions(), getThinkingArgumentCompletions(), getMcpArgumentCompletions(), getLanguageArgumentCompletions(), getPersonaArgumentCompletions(), getLoginArgumentCompletions()
 * [FROM]: Depends on @catui/agent-core, @catui/tui, core/platform/i18n, core/mcp/mcp-client
 * [TO]: Consumed by modes/interactive/interactive-mode.ts
 * [HERE]: modes/interactive/slash-command-arguments.ts - pure argument completion helpers for built-in TUI slash commands
 */
import type { ThinkingLevel } from "@catui/agent-core";
import type { ArgumentCompletionContext, AutocompleteItem } from "@catui/tui";
import type { MCPServerConfig } from "../../core/mcp/mcp-types.js";
type McpCompletionServer = Pick<MCPServerConfig, "id" | "name" | "enabled">;
type LoginCompletionProvider = {
    id: string;
    name: string;
    authType: "oauth" | "api_key";
};
type ModelCompletionEntry = {
    id: string;
    name: string;
    provider: string;
};
export declare function getModelArgumentCompletions(argumentPrefix: string, context: Pick<ArgumentCompletionContext, "tokenIndex"> | undefined, models: readonly ModelCompletionEntry[]): AutocompleteItem[] | null;
export declare function getThinkingArgumentCompletions(argumentPrefix: string, context: Pick<ArgumentCompletionContext, "tokenIndex"> | undefined, levels: readonly ThinkingLevel[]): AutocompleteItem[] | null;
export declare function getAgentLoopArgumentCompletions(argumentPrefix: string, context?: Pick<ArgumentCompletionContext, "tokenIndex">): AutocompleteItem[] | null;
export declare function getMcpArgumentCompletions(argumentPrefix: string, context?: Pick<ArgumentCompletionContext, "tokenIndex" | "previousTokens">, servers?: readonly McpCompletionServer[]): AutocompleteItem[] | null;
export declare function getLanguageArgumentCompletions(argumentPrefix: string, context?: Pick<ArgumentCompletionContext, "tokenIndex">): AutocompleteItem[] | null;
export declare function getPersonaArgumentCompletions(argumentPrefix: string, context?: Pick<ArgumentCompletionContext, "tokenIndex" | "previousTokens">, personas?: readonly string[], activePersonaId?: string): AutocompleteItem[] | null;
export declare function getLoginArgumentCompletions(argumentPrefix: string, context?: Pick<ArgumentCompletionContext, "tokenIndex">, providers?: readonly LoginCompletionProvider[]): AutocompleteItem[] | null;
export {};