import type { GatewayModelRoute, GatewayProviderContext, GatewayProviderMetadata, GatewayStreamRequest } from "@cline/shared";
/**
 * Bedrock's Converse API expresses prompt-cache checkpoints as dedicated
 * `cachePoint` content blocks. `@ai-sdk/amazon-bedrock` only emits them from
 * `providerOptions.bedrock.cachePoint` markers and silently drops the
 * Anthropic `cache_control` dialect, so Bedrock needs its own prompt-cache
 * wire format.
 */
export declare const BEDROCK_ROUTING_METADATA: GatewayProviderMetadata;
export declare function resolveBedrockCachePointRoute(request: GatewayStreamRequest, context: GatewayProviderContext): GatewayModelRoute | undefined;
export declare function shouldApplyBedrockCachePoint(request: GatewayStreamRequest, context: GatewayProviderContext): boolean;
export declare function createBedrockCachePointProviderOptions(): {
    bedrock: {
        cachePoint: {
            type: "default";
        };
    };
};
/**
 * Attach a message-level cache-point marker to the last user message. The
 * Bedrock message converter appends the `cachePoint` block after that
 * message's content, caching the whole prefix (tools, system, and history)
 * up to it — mirroring the Anthropic writer's checkpoint placement.
 */
export declare function applyBedrockCachePointToLastUserMessage(messages: Array<Record<string, unknown>>): void;
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