export interface AwsBedrockProviderOptions extends Readonly<Record<string, unknown>> {
    /** AWS region used in the service endpoint and SigV4 credential scope. */
    region?: string;
    /** Named AWS shared-credentials/config profile. */
    profile?: string;
    /** Amazon Bedrock API key sent as a bearer token, ahead of SigV4 credential resolution. */
    bearerToken?: string;
}
export declare function hasAwsCredentialSource(): boolean;
/** Registry key marker for AWS transports that resolve their own bearer/IAM credentials. */
export declare function resolveAwsRegistryApiKey(options?: {
    allowSkipAuth?: boolean;
}): string | undefined;
/** Resolve a real AWS bearer token while filtering the registry's auth marker. */
export declare function resolveAwsBearerToken(apiKey?: string, bearerToken?: string): string | undefined;