import type { AgentModelRequirements } from '../../book-2.0/agent-source/AgentModelRequirements';
import type { ChatPrompt, Prompt } from '../../types/Prompt';
import type { string_title } from '../../types/string_title';
/**
 * Agent model requirements stripped of prompt-only bookkeeping before forwarding to runtime tools.
 */
type SanitizedAgentModelRequirements = Omit<AgentModelRequirements, '_metadata' | 'promptSuffix'>;
/**
 * Resolves runtime prompts into the fully enriched prompt shape forwarded by `AgentLlmExecutionTools`.
 *
 * @private internal utility of `AgentLlmExecutionTools`
 */
export declare class AgentLlmExecutionToolsPromptPreparer {
    private readonly context;
    constructor(context: {
        readonly getModelRequirements: () => Promise<AgentModelRequirements>;
        readonly getTitle: () => string_title;
        readonly isVerbose?: boolean;
        readonly hasPrecomputedModelRequirements: () => boolean;
    });
    /**
     * Resolves agent requirements, attachments, and runtime overrides into one forwarded chat prompt.
     */
    prepareChatPrompt(prompt: Prompt): Promise<{
        readonly forwardedPrompt: ChatPrompt;
        readonly sanitizedRequirements: SanitizedAgentModelRequirements;
        readonly mergedTools: Array<NonNullable<ChatPrompt['tools']>[number]>;
        readonly knowledgeSourcesForAgent?: Array<string>;
        readonly hasAttachmentSources: boolean;
        readonly hasRuntimePromptTools: boolean;
    }>;
    /**
     * Removes bookkeeping-only properties from compiled agent requirements before forwarding them.
     */
    private getSanitizedAgentModelRequirements;
    /**
     * Ensures the agent wrapper only processes chat prompts.
     */
    private requireChatPrompt;
}
export {};