import type { ChatMessageMetadata, ChatMessageMetadataUsage, ChatUiMessageChunk, ChildRunAudit, ChildRunAuditToolCall, ChildRunAuditToolResult } from "./protocol.js";
import type { InferSchema } from "../extensions/schema/index.js";
/** File extensions that chat uploads can inline as text. */
export declare const textFileExtensions: readonly [".txt", ".md", ".json", ".xml", ".html", ".css", ".js", ".mjs", ".cjs", ".ts", ".mts", ".cts", ".jsx", ".tsx", ".py", ".java", ".cpp", ".c", ".h", ".php", ".rb", ".go", ".rs", ".swift", ".kt", ".scala", ".sh", ".yaml", ".yml", ".toml", ".ini", ".cfg", ".conf", ".sql", ".csv"];
/** Image media types that chat uploads can display natively. */
export declare const imageFileTypes: readonly ["image/png", "image/jpeg", "image/jpg", "image/gif", "image/webp", "image/bmp", "image/tiff"];
/** Public API contract for chat UI message role. */
export type ChatUiMessageRole = "system" | "user" | "assistant" | "tool";
/** Public API contract for chat text UI part. */
export type ChatTextUiPart = {
    type: "text";
    text: string;
};
/** Public API contract for chat reasoning UI part. */
export type ChatReasoningUiPart = {
    type: "reasoning";
    text: string;
    signature?: string;
    redactedData?: string;
};
/** Public API contract for chat step start UI part. */
export type ChatStepStartUiPart = {
    type: "step-start";
};
/** Public API contract for chat source URL UI part. */
export type ChatSourceUrlUiPart = {
    type: "source-url";
    sourceId: string;
    url: string;
    title?: string;
};
/** Public API contract for chat source document UI part. */
export type ChatSourceDocumentUiPart = {
    type: "source-document";
    sourceId: string;
    title: string;
    mediaType?: string;
    filename?: string;
};
/** Public API contract for chat file UI part. */
export type ChatFileUiPart = {
    type: "file";
    mediaType: string;
    url: string;
    filename?: string;
    size?: number;
};
/** File UI part enriched with upload metadata. */
export type FileUIPartWithUpload = ChatFileUiPart & {
    uploadId?: string;
    uploadPath?: string;
};
/** State for chat tool part. */
export type ChatToolPartState = "pending" | "input-streaming" | "input-available" | "approval-requested" | "approval-responded" | "output-available" | "output-error" | "output-denied" | "error" | "completed";
/** Public API contract for chat tool part base. */
type ChatToolPartBase = {
    toolCallId: string;
    input: unknown;
    state: ChatToolPartState;
    title?: string;
    providerExecuted?: boolean;
    callProviderMetadata?: Record<string, unknown>;
    output?: unknown;
    errorText?: string;
    approval?: {
        id: string;
    };
};
/** Tool UI part for a runtime-selected tool name. */
export type ChatDynamicToolUiPart = ChatToolPartBase & {
    type: "dynamic-tool";
    toolName: string;
};
/** Tool UI part keyed by a static tool type. */
export type ChatNamedToolUiPart = ChatToolPartBase & {
    type: `tool-${string}` | "tool_call";
    toolName?: string;
};
/** Chat UI part that carries custom data chunks. */
export type ChatDataUiPart = {
    type: `data-${string}`;
    data: unknown;
};
/** Public API contract for chat UI message part. */
export type ChatUiMessagePart = ChatTextUiPart | ChatReasoningUiPart | ChatStepStartUiPart | ChatSourceUrlUiPart | ChatSourceDocumentUiPart | FileUIPartWithUpload | ChatDynamicToolUiPart | ChatNamedToolUiPart | ChatDataUiPart;
/** Message shape for chat UI. */
export interface ChatUiMessage<TMessageMetadata = ChatMessageMetadata> {
    id: string;
    role: ChatUiMessageRole;
    parts: ChatUiMessagePart[];
    metadata?: TMessageMetadata;
}
/** JSON-compatible value used in chat tool output. */
type JsonValue = string | number | boolean | null | JsonValue[] | {
    [key: string]: JsonValue;
};
/** Provider model message part that carries text. */
export type ChatModelTextPart = {
    type: "text";
    text: string;
};
/** Provider model message part that carries reasoning text. */
export type ChatModelReasoningPart = {
    type: "reasoning";
    text?: string;
    signature?: string;
    redactedData?: string;
};
/** Public API contract for chat model file part. */
export type ChatModelFilePart = {
    type: "file" | "image";
    mediaType: string;
    data?: string;
    url?: string;
    filename?: string;
    uploadId?: string;
    uploadPath?: string;
};
/** Provider model message part that carries a tool call. */
export type ChatToolCallPart = {
    type: "tool-call";
    toolCallId: string;
    toolName: string;
    input: Record<string, unknown>;
    providerExecuted?: boolean;
};
/** Output from chat tool result. */
export type ChatToolResultOutput = {
    type: "json";
    value: JsonValue;
} | {
    type: "text";
    value: string;
} | {
    type: "error-text";
    value: string;
};
/** Provider model message part that carries a tool result. */
export type ChatToolResultPart = {
    type: "tool-result";
    toolCallId: string;
    toolName: string;
    output: ChatToolResultOutput;
    providerOptions?: unknown;
};
/** Public API contract for chat user content part. */
export type ChatUserContentPart = ChatModelTextPart | ChatModelFilePart;
/** Public API contract for chat assistant content part. */
export type ChatAssistantContentPart = ChatModelTextPart | ChatModelReasoningPart | ChatModelFilePart | ChatToolCallPart | ChatToolResultPart;
/** Message shape for chat system. */
export type ChatSystemMessage = {
    role: "system";
    content: string;
    providerOptions?: Record<string, unknown>;
};
/** Message shape for chat user. */
export type ChatUserMessage = {
    role: "user";
    content: string | ChatUserContentPart[];
};
/** Message shape for chat assistant. */
export type ChatAssistantMessage = {
    role: "assistant";
    content: string | ChatAssistantContentPart[];
};
/** Message shape for chat tool. */
export type ChatToolMessage = {
    role: "tool";
    content: ChatToolResultPart[];
};
/** Message shape for provider model. */
export type ProviderModelMessage = ChatSystemMessage | ChatUserMessage | ChatAssistantMessage | ChatToolMessage;
/** Public API contract for durable root run descriptor. */
export interface DurableRootRunDescriptor {
    runId: string;
    messageId: string;
    latestEventId?: number;
    latestExternalEventSequence?: number;
    parentConversationId?: string;
    parentRunId?: string;
    spawnedFromToolCallId?: string;
}
/** Public API contract for chat runtime overrides. */
export interface ChatRuntimeOverrides {
    allowedTools?: string[];
    thinking?: false | number;
    maxSteps?: number;
    maxOutputTokens?: number;
}
/** Public API contract for project file. */
export interface ProjectFile {
    path: string;
    content: string;
}
/** Public API contract for project file list item. */
export interface ProjectFileListItem {
    id: string;
    path: string;
    type: string;
    size: number;
    updated_at: string;
}
/** Public API contract for uploaded file reference. */
export interface UploadedFileReference {
    name: string;
    mediaType: string;
    uploadId?: string;
    path?: string;
    url?: string;
    size?: number;
}
/** Zod schema for get chat request context. */
export declare const getChatRequestContextSchema: () => import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
    conversationId: import("../internal-agents/schema.js").Schema<string | undefined>;
    projectId: import("../internal-agents/schema.js").Schema<string | null>;
    projectSlug: import("../internal-agents/schema.js").Schema<string | undefined>;
    branchId: import("../internal-agents/schema.js").Schema<string | null>;
    runtimeTargetKind: import("../internal-agents/schema.js").Schema<"environment" | "main_branch" | "preview_branch" | null | undefined>;
    runtimeTargetEnvironmentId: import("../internal-agents/schema.js").Schema<string | null | undefined>;
    environmentContext: import("../internal-agents/schema.js").Schema<string | undefined>;
}>>;
/** Context for chat request. */
export type ChatRequestContext = InferSchema<ReturnType<typeof getChatRequestContextSchema>>;
/** Zod schema for get message metadata. */
export declare const getMessageMetadataSchema: () => import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
    createdAt: import("../internal-agents/schema.js").Schema<string | undefined>;
    isStopped: import("../internal-agents/schema.js").Schema<boolean | undefined>;
    isCompleted: import("../internal-agents/schema.js").Schema<boolean | undefined>;
    completedAt: import("../internal-agents/schema.js").Schema<string | undefined>;
    agentId: import("../internal-agents/schema.js").Schema<string | undefined>;
    agentName: import("../internal-agents/schema.js").Schema<string | undefined>;
    agentAvatarUrl: import("../internal-agents/schema.js").Schema<string | undefined>;
    conversationId: import("../internal-agents/schema.js").Schema<string | undefined>;
    modelId: import("../internal-agents/schema.js").Schema<string | undefined>;
    runId: import("../internal-agents/schema.js").Schema<string | undefined>;
    streamingMessageId: import("../internal-agents/schema.js").Schema<string | undefined>;
    childRunAudit: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
        status: import("../internal-agents/schema.js").Schema<"failed" | "completed" | "cancelled" | "stopped">;
        description: import("../internal-agents/schema.js").Schema<string | undefined>;
        steps: import("../internal-agents/schema.js").Schema<number | undefined>;
        durationMs: import("../internal-agents/schema.js").Schema<number | undefined>;
        toolCalls: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            toolName: import("../internal-agents/schema.js").Schema<string>;
            toolCallId: import("../internal-agents/schema.js").Schema<string>;
            input: import("../internal-agents/schema.js").Schema<unknown>;
        }>[] | undefined>;
        toolResults: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            toolName: import("../internal-agents/schema.js").Schema<string>;
            toolCallId: import("../internal-agents/schema.js").Schema<string>;
            input: import("../internal-agents/schema.js").Schema<unknown>;
            output: import("../internal-agents/schema.js").Schema<unknown>;
        }>[] | undefined>;
        terminalErrorCode: import("../internal-agents/schema.js").Schema<string | null | undefined>;
        terminalErrorMessage: import("../internal-agents/schema.js").Schema<string | null | undefined>;
    }> | undefined>;
    usage: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
        inputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        outputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        reasoningTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        cachedInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        cacheCreationInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        cacheReadInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
    }> | undefined>;
    billableInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
    billableOutputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
    costUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    providerInputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    providerOutputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    providerCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    veryfrontInputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    veryfrontOutputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    veryfrontChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    veryfrontBilledUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
    costCredits: import("../internal-agents/schema.js").Schema<number | undefined>;
    costSource: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "gateway" | undefined>;
    billingMode: import("../internal-agents/schema.js").Schema<"direct" | "deferred" | undefined>;
    usageCaptureStatus: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "complete" | undefined>;
}>>;
/** Zod schema for get chat UI message role. */
export declare const getChatUiMessageRoleSchema: () => import("../internal-agents/schema.js").Schema<"tool" | "system" | "user" | "assistant">;
/** Zod schema for get chat tool part state. */
export declare const getChatToolPartStateSchema: () => import("../internal-agents/schema.js").Schema<"error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied">;
/** Zod schema for get chat UI message part. */
export declare const getChatUiMessagePartSchema: () => import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"text">;
    text: import("../internal-agents/schema.js").Schema<string>;
}> | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"reasoning">;
    text: import("../internal-agents/schema.js").Schema<string>;
    signature: import("../internal-agents/schema.js").Schema<string | undefined>;
    redactedData: import("../internal-agents/schema.js").Schema<string | undefined>;
}> | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"step-start">;
}> | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"source-url">;
    sourceId: import("../internal-agents/schema.js").Schema<string>;
    url: import("../internal-agents/schema.js").Schema<string>;
    title: import("../internal-agents/schema.js").Schema<string | undefined>;
}> | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"source-document">;
    sourceId: import("../internal-agents/schema.js").Schema<string>;
    title: import("../internal-agents/schema.js").Schema<string>;
    mediaType: import("../internal-agents/schema.js").Schema<string | undefined>;
    filename: import("../internal-agents/schema.js").Schema<string | undefined>;
}> | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<"file">;
    mediaType: import("../internal-agents/schema.js").Schema<string>;
    url: import("../internal-agents/schema.js").Schema<string>;
    filename: import("../internal-agents/schema.js").Schema<string | undefined>;
    size: import("../internal-agents/schema.js").Schema<number | undefined>;
    uploadId: import("../internal-agents/schema.js").Schema<string | undefined>;
    uploadPath: import("../internal-agents/schema.js").Schema<string | undefined>;
}> | ({
    toolCallId: string;
    state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
} & {
    input?: unknown;
    title?: string | undefined;
    providerExecuted?: boolean | undefined;
    callProviderMetadata?: Record<string, unknown> | undefined;
    output?: unknown;
    errorText?: string | undefined;
    approval?: import("../extensions/schema/schema-validator.js").InferShape<{
        id: import("../internal-agents/schema.js").Schema<string>;
    }> | undefined;
} & {
    type: "dynamic-tool";
    toolName: string;
}) | ({
    toolCallId: string;
    state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
} & {
    input?: unknown;
    title?: string | undefined;
    providerExecuted?: boolean | undefined;
    callProviderMetadata?: Record<string, unknown> | undefined;
    output?: unknown;
    errorText?: string | undefined;
    approval?: import("../extensions/schema/schema-validator.js").InferShape<{
        id: import("../internal-agents/schema.js").Schema<string>;
    }> | undefined;
} & {
    type: `tool-${string}` | "tool_call";
    toolName: string | undefined;
}) | import("../extensions/schema/schema-validator.js").InferShape<{
    type: import("../internal-agents/schema.js").Schema<`data-${string}`>;
    data: import("../internal-agents/schema.js").Schema<unknown>;
}>>;
/** Zod schema for get chat UI message. */
export declare const getChatUiMessageSchema: () => import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
    id: import("../internal-agents/schema.js").Schema<string>;
    role: import("../internal-agents/schema.js").Schema<"tool" | "system" | "user" | "assistant">;
    parts: import("../internal-agents/schema.js").Schema<(import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"text">;
        text: import("../internal-agents/schema.js").Schema<string>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"reasoning">;
        text: import("../internal-agents/schema.js").Schema<string>;
        signature: import("../internal-agents/schema.js").Schema<string | undefined>;
        redactedData: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"step-start">;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"source-url">;
        sourceId: import("../internal-agents/schema.js").Schema<string>;
        url: import("../internal-agents/schema.js").Schema<string>;
        title: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"source-document">;
        sourceId: import("../internal-agents/schema.js").Schema<string>;
        title: import("../internal-agents/schema.js").Schema<string>;
        mediaType: import("../internal-agents/schema.js").Schema<string | undefined>;
        filename: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"file">;
        mediaType: import("../internal-agents/schema.js").Schema<string>;
        url: import("../internal-agents/schema.js").Schema<string>;
        filename: import("../internal-agents/schema.js").Schema<string | undefined>;
        size: import("../internal-agents/schema.js").Schema<number | undefined>;
        uploadId: import("../internal-agents/schema.js").Schema<string | undefined>;
        uploadPath: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | ({
        toolCallId: string;
        state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
    } & {
        input?: unknown;
        title?: string | undefined;
        providerExecuted?: boolean | undefined;
        callProviderMetadata?: Record<string, unknown> | undefined;
        output?: unknown;
        errorText?: string | undefined;
        approval?: import("../extensions/schema/schema-validator.js").InferShape<{
            id: import("../internal-agents/schema.js").Schema<string>;
        }> | undefined;
    } & {
        type: "dynamic-tool";
        toolName: string;
    }) | ({
        toolCallId: string;
        state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
    } & {
        input?: unknown;
        title?: string | undefined;
        providerExecuted?: boolean | undefined;
        callProviderMetadata?: Record<string, unknown> | undefined;
        output?: unknown;
        errorText?: string | undefined;
        approval?: import("../extensions/schema/schema-validator.js").InferShape<{
            id: import("../internal-agents/schema.js").Schema<string>;
        }> | undefined;
    } & {
        type: `tool-${string}` | "tool_call";
        toolName: string | undefined;
    }) | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<`data-${string}`>;
        data: import("../internal-agents/schema.js").Schema<unknown>;
    }>)[]>;
    metadata: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
        createdAt: import("../internal-agents/schema.js").Schema<string | undefined>;
        isStopped: import("../internal-agents/schema.js").Schema<boolean | undefined>;
        isCompleted: import("../internal-agents/schema.js").Schema<boolean | undefined>;
        completedAt: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentId: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentName: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentAvatarUrl: import("../internal-agents/schema.js").Schema<string | undefined>;
        conversationId: import("../internal-agents/schema.js").Schema<string | undefined>;
        modelId: import("../internal-agents/schema.js").Schema<string | undefined>;
        runId: import("../internal-agents/schema.js").Schema<string | undefined>;
        streamingMessageId: import("../internal-agents/schema.js").Schema<string | undefined>;
        childRunAudit: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            status: import("../internal-agents/schema.js").Schema<"failed" | "completed" | "cancelled" | "stopped">;
            description: import("../internal-agents/schema.js").Schema<string | undefined>;
            steps: import("../internal-agents/schema.js").Schema<number | undefined>;
            durationMs: import("../internal-agents/schema.js").Schema<number | undefined>;
            toolCalls: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
                toolName: import("../internal-agents/schema.js").Schema<string>;
                toolCallId: import("../internal-agents/schema.js").Schema<string>;
                input: import("../internal-agents/schema.js").Schema<unknown>;
            }>[] | undefined>;
            toolResults: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
                toolName: import("../internal-agents/schema.js").Schema<string>;
                toolCallId: import("../internal-agents/schema.js").Schema<string>;
                input: import("../internal-agents/schema.js").Schema<unknown>;
                output: import("../internal-agents/schema.js").Schema<unknown>;
            }>[] | undefined>;
            terminalErrorCode: import("../internal-agents/schema.js").Schema<string | null | undefined>;
            terminalErrorMessage: import("../internal-agents/schema.js").Schema<string | null | undefined>;
        }> | undefined>;
        usage: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            inputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            outputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            reasoningTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cachedInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cacheCreationInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cacheReadInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        }> | undefined>;
        billableInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        billableOutputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        costUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerInputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerOutputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontInputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontOutputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontBilledUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        costCredits: import("../internal-agents/schema.js").Schema<number | undefined>;
        costSource: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "gateway" | undefined>;
        billingMode: import("../internal-agents/schema.js").Schema<"direct" | "deferred" | undefined>;
        usageCaptureStatus: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "complete" | undefined>;
    }> | undefined>;
}>>;
/** Zod schema for get chat UI messages. */
export declare const getChatUiMessagesSchema: () => import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
    id: import("../internal-agents/schema.js").Schema<string>;
    role: import("../internal-agents/schema.js").Schema<"tool" | "system" | "user" | "assistant">;
    parts: import("../internal-agents/schema.js").Schema<(import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"text">;
        text: import("../internal-agents/schema.js").Schema<string>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"reasoning">;
        text: import("../internal-agents/schema.js").Schema<string>;
        signature: import("../internal-agents/schema.js").Schema<string | undefined>;
        redactedData: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"step-start">;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"source-url">;
        sourceId: import("../internal-agents/schema.js").Schema<string>;
        url: import("../internal-agents/schema.js").Schema<string>;
        title: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"source-document">;
        sourceId: import("../internal-agents/schema.js").Schema<string>;
        title: import("../internal-agents/schema.js").Schema<string>;
        mediaType: import("../internal-agents/schema.js").Schema<string | undefined>;
        filename: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<"file">;
        mediaType: import("../internal-agents/schema.js").Schema<string>;
        url: import("../internal-agents/schema.js").Schema<string>;
        filename: import("../internal-agents/schema.js").Schema<string | undefined>;
        size: import("../internal-agents/schema.js").Schema<number | undefined>;
        uploadId: import("../internal-agents/schema.js").Schema<string | undefined>;
        uploadPath: import("../internal-agents/schema.js").Schema<string | undefined>;
    }> | ({
        toolCallId: string;
        state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
    } & {
        input?: unknown;
        title?: string | undefined;
        providerExecuted?: boolean | undefined;
        callProviderMetadata?: Record<string, unknown> | undefined;
        output?: unknown;
        errorText?: string | undefined;
        approval?: import("../extensions/schema/schema-validator.js").InferShape<{
            id: import("../internal-agents/schema.js").Schema<string>;
        }> | undefined;
    } & {
        type: "dynamic-tool";
        toolName: string;
    }) | ({
        toolCallId: string;
        state: "error" | "completed" | "pending" | "input-streaming" | "input-available" | "output-available" | "output-error" | "approval-requested" | "approval-responded" | "output-denied";
    } & {
        input?: unknown;
        title?: string | undefined;
        providerExecuted?: boolean | undefined;
        callProviderMetadata?: Record<string, unknown> | undefined;
        output?: unknown;
        errorText?: string | undefined;
        approval?: import("../extensions/schema/schema-validator.js").InferShape<{
            id: import("../internal-agents/schema.js").Schema<string>;
        }> | undefined;
    } & {
        type: `tool-${string}` | "tool_call";
        toolName: string | undefined;
    }) | import("../extensions/schema/schema-validator.js").InferShape<{
        type: import("../internal-agents/schema.js").Schema<`data-${string}`>;
        data: import("../internal-agents/schema.js").Schema<unknown>;
    }>)[]>;
    metadata: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
        createdAt: import("../internal-agents/schema.js").Schema<string | undefined>;
        isStopped: import("../internal-agents/schema.js").Schema<boolean | undefined>;
        isCompleted: import("../internal-agents/schema.js").Schema<boolean | undefined>;
        completedAt: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentId: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentName: import("../internal-agents/schema.js").Schema<string | undefined>;
        agentAvatarUrl: import("../internal-agents/schema.js").Schema<string | undefined>;
        conversationId: import("../internal-agents/schema.js").Schema<string | undefined>;
        modelId: import("../internal-agents/schema.js").Schema<string | undefined>;
        runId: import("../internal-agents/schema.js").Schema<string | undefined>;
        streamingMessageId: import("../internal-agents/schema.js").Schema<string | undefined>;
        childRunAudit: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            status: import("../internal-agents/schema.js").Schema<"failed" | "completed" | "cancelled" | "stopped">;
            description: import("../internal-agents/schema.js").Schema<string | undefined>;
            steps: import("../internal-agents/schema.js").Schema<number | undefined>;
            durationMs: import("../internal-agents/schema.js").Schema<number | undefined>;
            toolCalls: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
                toolName: import("../internal-agents/schema.js").Schema<string>;
                toolCallId: import("../internal-agents/schema.js").Schema<string>;
                input: import("../internal-agents/schema.js").Schema<unknown>;
            }>[] | undefined>;
            toolResults: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
                toolName: import("../internal-agents/schema.js").Schema<string>;
                toolCallId: import("../internal-agents/schema.js").Schema<string>;
                input: import("../internal-agents/schema.js").Schema<unknown>;
                output: import("../internal-agents/schema.js").Schema<unknown>;
            }>[] | undefined>;
            terminalErrorCode: import("../internal-agents/schema.js").Schema<string | null | undefined>;
            terminalErrorMessage: import("../internal-agents/schema.js").Schema<string | null | undefined>;
        }> | undefined>;
        usage: import("../internal-agents/schema.js").Schema<import("../extensions/schema/schema-validator.js").InferShape<{
            inputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            outputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            reasoningTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cachedInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cacheCreationInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
            cacheReadInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        }> | undefined>;
        billableInputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        billableOutputTokens: import("../internal-agents/schema.js").Schema<number | undefined>;
        costUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerInputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerOutputCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        providerCostUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontInputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontOutputChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontChargeUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        veryfrontBilledUsd: import("../internal-agents/schema.js").Schema<number | undefined>;
        costCredits: import("../internal-agents/schema.js").Schema<number | undefined>;
        costSource: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "gateway" | undefined>;
        billingMode: import("../internal-agents/schema.js").Schema<"direct" | "deferred" | undefined>;
        usageCaptureStatus: import("../internal-agents/schema.js").Schema<"partial" | "missing" | "complete" | undefined>;
    }> | undefined>;
}>[]>;
/** Check whether a file is an image. */
export declare function isImageFile(type: string | undefined): boolean;
/** Check whether a file is a supported image upload. */
export declare function isValidImageFile(type: string): boolean;
/** Check whether a file supports text preview. */
export declare function isTextPreviewFile(name: string | undefined, type: string | undefined): boolean;
/** Normalizes inline attachment media type. */
export declare function normalizeInlineAttachmentMediaType(filename: string | undefined, mediaType: string | undefined): string;
/** Builds data file annotation. */
export declare function buildDataFileAnnotation(refs: UploadedFileReference[]): string;
export type { ChatMessageMetadata, ChatMessageMetadata as MessageMetadata, ChatMessageMetadataUsage, ChatUiMessageChunk, ChildRunAudit, ChildRunAuditToolCall, ChildRunAuditToolResult, };
//# sourceMappingURL=types.d.ts.map