import type { AgentTool, AgentToolResult } from "@oh-my-pi/pi-agent-core";
import type { Model } from "@oh-my-pi/pi-ai";
/** Whether a model transport can suppress native reasoning while private scratchpad thoughts are active. */
export declare function supportsExternalThinking(model: Model | null | undefined): boolean;
declare const thinkSchema: import("@oh-my-pi/omptype").FluentType<{
    thoughts: string;
}, {
    thoughts: string;
}>;
type ThinkParams = typeof thinkSchema.infer;
interface ThinkToolDetails {
    recorded: true;
}
/** Records private scratchpad thoughts while native model reasoning is disabled. */
export declare class ThinkTool implements AgentTool<typeof thinkSchema, ThinkToolDetails> {
    readonly name = "think";
    readonly approval: "read";
    readonly label = "Think";
    readonly summary = "Record private scratchpad thoughts";
    readonly description = "private scratchpad; not shown to user";
    readonly parameters: import("@oh-my-pi/omptype").FluentType<{
        thoughts: string;
    }, {
        thoughts: string;
    }>;
    readonly strict = true;
    readonly intent: "omit";
    execute(_toolCallId: string, _params: ThinkParams): Promise<AgentToolResult<ThinkToolDetails>>;
}
export {};