import { z } from "zod";
/** Role of a chat message in the OpenAI-compatible protocol. */
export declare const AiRoleSchema: z.ZodEnum<{
    system: "system";
    user: "user";
    assistant: "assistant";
    tool: "tool";
}>;
/** Function invocation requested by the model when using tools. */
export declare const AiFunctionCallSchema: z.ZodObject<{
    name: z.ZodString;
    arguments: z.ZodString;
}, z.core.$strip>;
/** A single tool call emitted by the model (OpenAI-compatible wire shape). */
export declare const AiToolCallSchema: z.ZodObject<{
    id: z.ZodString;
    type: z.ZodLiteral<"function">;
    function: z.ZodObject<{
        name: z.ZodString;
        arguments: z.ZodString;
    }, z.core.$strip>;
}, z.core.$strip>;
/**
 * A chat message. `tool_calls` and `tool_call_id` use snake_case on purpose:
 * they mirror the OpenAI-compatible protocol so messages pass through unchanged.
 */
export declare const AiMessageSchema: z.ZodObject<{
    role: z.ZodEnum<{
        system: "system";
        user: "user";
        assistant: "assistant";
        tool: "tool";
    }>;
    content: z.ZodNullable<z.ZodString>;
    tool_calls: z.ZodOptional<z.ZodArray<z.ZodObject<{
        id: z.ZodString;
        type: z.ZodLiteral<"function">;
        function: z.ZodObject<{
            name: z.ZodString;
            arguments: z.ZodString;
        }, z.core.$strip>;
    }, z.core.$strip>>>;
    tool_call_id: z.ZodOptional<z.ZodString>;
    name: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
/** Provider configuration for an OpenAI-compatible chat/agent endpoint. */
export declare const AiProviderConfigSchema: z.ZodObject<{
    apiKey: z.ZodString;
    baseUrl: z.ZodString;
    model: z.ZodString;
    systemPrompt: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
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