import { AnthropicSdkProvider } from './anthropic-sdk-provider.js';
import type { ProviderModelSource } from './interface.js';
import { type LiveModelDiscoveryResult } from './live-model-discovery.js';
/**
 * Dated fallback model list, used when no AWS credentials are configured
 * (so a live ListFoundationModels call isn't possible) and as the offline
 * baseline when a live call fails with no prior cache. Re-dated 2026-07-13
 * when live discovery (below) was wired up; the entries themselves are still
 * only cross-checked against the direct Anthropic API's /v1/models response,
 * not against a live Bedrock account's actual ListFoundationModels output
 * (no AWS credentials were available in this environment to verify against).
 * `refreshModels()` replaces this list with the account's real model ids the
 * first time it runs successfully against real credentials.
 */
export declare const BEDROCK_DATED_STATIC_MODELS: readonly string[];
export declare const BEDROCK_DATED_STATIC_MODELS_AS_OF = "2026-07-13";
/**
 * Fetch Amazon Bedrock's live foundation-model list: GET /foundation-models
 * on the `bedrock.<region>.amazonaws.com` control-plane host (distinct from
 * the `bedrock-runtime.<region>.amazonaws.com` host chat requests use). Auth
 * mirrors `AnthropicBedrock` exactly: the bearer-token path when
 * AWS_BEARER_TOKEN_BEDROCK is set (same header AnthropicBedrock sends as its
 * `authToken`), otherwise the same SigV4 signer against explicit
 * AWS_ACCESS_KEY_ID/AWS_SECRET_ACCESS_KEY or, failing those, the AWS
 * credential provider chain (profile, IAM role, etc.), no new credential
 * source, no new env vars.
 *
 * Exported so `amazon-bedrock-mantle.ts` can reuse this exact control-plane
 * call instead of duplicating the signing/fetch/filter logic: Mantle uses the
 * same AWS account's Bedrock control plane (`bedrock.<region>.amazonaws.com`
 * ListFoundationModels), just a different runtime data-plane host, so one
 * live-discovery fetcher serves both providers.
 */
export declare function fetchBedrockModelIds(): Promise<string[]>;
export declare class AmazonBedrockProvider extends AnthropicSdkProvider {
    readonly modelSource: ProviderModelSource;
    private readonly modelsCachePath;
    constructor(modelsCachePath?: string);
    isConfigured(): boolean;
    /**
     * Re-check Bedrock's live foundation-model list. Called at boot
     * (background, respects the on-disk TTL cache) and on-demand for a
     * picker-open re-check or an explicit user refresh (`force: true`,
     * bypasses the TTL cache). Always resolves, falls back to the on-disk
     * cache, then to the dated-static list, and reports the honest reason
     * when live discovery fails rather than silently keeping stale data with
     * no explanation.
     */
    refreshModels(force?: boolean): Promise<LiveModelDiscoveryResult>;
}
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