import { type ProviderOptions, type Tool } from "@ai-sdk/provider-utils";
import { type LanguageModel, type StopCondition, type ToolSet } from "ai";
import type * as z4 from "zod/v4";
export type ToolChoiceLimited = "auto" | "none" | "required";
export interface ToolDecoratorSchema<INPUT, OUTPUT = unknown> {
    input: z4.core.$ZodType<INPUT, any>;
    output?: z4.core.$ZodType<OUTPUT, any>;
}
export interface ToolDecoratorOptions<INPUT, OUTPUT = unknown> {
    name?: string;
    description?: string;
    schema: ToolDecoratorSchema<INPUT, OUTPUT>;
    needsApproval?: Tool<INPUT, OUTPUT>["needsApproval"];
    toModelOutput?: Tool<INPUT, OUTPUT>["toModelOutput"];
    providerOptions?: ProviderOptions;
}
export type RegisteredToolDefinition = {
    name: string;
    description?: string;
    schema: ToolDecoratorSchema<unknown>;
    needsApproval?: Tool["needsApproval"];
    toModelOutput?: Tool["toModelOutput"];
    providerOptions?: ProviderOptions;
    method: (...args: unknown[]) => unknown;
    from: string;
};
export interface AgentConfig {
    model: LanguageModel;
    instructions?: string;
    toolChoice?: ToolChoiceLimited;
    providerOptions?: ProviderOptions;
    stopWhen?: StopCondition<ToolSet> | Array<StopCondition<ToolSet>>;
    activeTools?: Array<string>;
    maxOutputTokens?: number;
    temperature?: number;
    topP?: number;
    topK?: number;
    presencePenalty?: number;
    frequencyPenalty?: number;
    stopSequences?: string[];
    seed?: number;
    headers?: Record<string, string | undefined>;
}
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