import type { ProviderConfig, ProviderSetupStrategy } from "../types.js";
import type { EnvInfo } from "../utils/detect.js";
/**
 * Normalize user-entered base URL for model discovery probes.
 * Discovery always calls `${base}/v1/models`, so strip trailing `/v1` to avoid `/v1/v1/models`.
 */
export declare function normalizeDiscoveryBaseUrl(baseUrl: string): string;
/** Block internal/private IPs to prevent SSRF */
export declare function isUnsafeUrl(urlStr: string): boolean;
type OpenAIApiMode = "auto" | "openai-responses" | "openai-completions";
export interface ProviderSetupResult {
    providers: ProviderConfig[];
    providerStrategy: ProviderSetupStrategy;
}
export declare function resolveOpenAIApiMode(mode: OpenAIApiMode, modelId: string): "openai-responses" | "openai-completions";
export declare function isOpenAICompatibleApi(api?: string): boolean;
/**
 * Interactively configure API providers with an explicit strategy.
 * Default flow: one primary provider. Advanced flow: optional fallback providers.
 * @param env - Current environment info with detected providers
 * @returns Provider setup result with strategy and selected providers
 */
export declare function setupProviders(env?: EnvInfo): Promise<ProviderSetupResult>;
export {};