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assistant-ui--assistant-ui/api-surface/assistant-ui__react-data-stream.ts
wehub-resource-sync e30e75b5d4
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chore: import upstream snapshot with attribution
2026-07-13 13:40:13 +08:00

1801 lines
52 KiB
TypeScript

import { LanguageModelV2Message } from "@ai-sdk/provider";
import { StandardSchemaV1 } from "@standard-schema/spec";
type AppendMessage = Omit<ThreadMessage, "id"> & {
parentId: string | null;
sourceId: string | null;
runConfig: RunConfig | undefined;
startRun?: boolean | undefined;
steer?: boolean | undefined;
};
type AsNumber<K> = K extends `${infer N extends number}` ? N | K : never;
declare class AssistantCloud {
readonly threads: AssistantCloudThreads;
readonly auth: {
tokens: AssistantCloudAuthTokens;
};
readonly runs: AssistantCloudRuns;
readonly files: AssistantCloudFiles;
readonly telemetry: AssistantCloudTelemetryConfig;
constructor(config: AssistantCloudConfig);
}
declare class AssistantCloudAPI {
_auth: AssistantCloudAuthStrategy;
_baseUrl: string;
constructor(config: AssistantCloudConfig);
initializeAuth(): Promise<boolean>;
makeRawRequest(endpoint: string, options?: MakeRequestOptions): Promise<Response>;
makeRequest(endpoint: string, options?: MakeRequestOptions): Promise<any>;
}
type AssistantCloudAuthStrategy = {
readonly strategy: "anon" | "api-key" | "jwt";
getAuthHeaders(): Promise<Record<string, string> | false>;
readAuthHeaders(headers: Headers): void;
};
declare class AssistantCloudAuthTokens {
private cloud;
constructor(cloud: AssistantCloudAPI);
create(): Promise<AssistantCloudAuthTokensCreateResponse>;
}
type AssistantCloudAuthTokensCreateResponse = {
token: string;
};
type AssistantCloudConfig = ({
baseUrl: string;
authToken: () => Promise<string | null>;
} | {
baseUrl?: string;
apiKey: string;
userId: string;
workspaceId: string;
} | {
baseUrl: string;
anonymous: true;
}) & {
telemetry?: boolean | AssistantCloudTelemetryConfig;
};
declare class AssistantCloudFiles {
private cloud;
constructor(cloud: AssistantCloudAPI);
pdfToImages(body: PdfToImagesRequestBody): Promise<PdfToImagesResponse>;
generatePresignedUploadUrl(body: GeneratePresignedUploadUrlRequestBody): Promise<GeneratePresignedUploadUrlResponse>;
}
type AssistantCloudMessageCreateResponse = {
message_id: string;
};
type AssistantCloudRunReport = {
thread_id: string;
status: "completed" | "error" | "incomplete";
total_steps?: number;
tool_calls?: ReportToolCall[];
steps?: {
input_tokens?: number;
output_tokens?: number;
reasoning_tokens?: number;
cached_input_tokens?: number;
tool_calls?: ReportToolCall[];
start_ms?: number;
end_ms?: number;
}[];
input_tokens?: number;
output_tokens?: number;
reasoning_tokens?: number;
cached_input_tokens?: number;
model_id?: string;
provider_type?: string;
duration_ms?: number;
output_text?: string;
metadata?: Record<string, unknown>;
};
declare class AssistantCloudRuns {
private cloud;
constructor(cloud: AssistantCloudAPI);
__internal_getAssistantOptions(assistantId: string): {
api: string;
headers: () => Promise<{
Accept: string;
}>;
body: {
assistant_id: string;
response_format: string;
thread_id: string;
};
};
stream(body: AssistantCloudRunsStreamBody): Promise<AssistantStream>;
report(body: AssistantCloudRunReport): Promise<{
run_id: string;
}>;
}
type AssistantCloudRunsStreamBody = {
thread_id: string;
assistant_id: "system/thread_title";
messages: readonly unknown[];
};
type AssistantCloudTelemetryConfig = {
enabled?: boolean;
beforeReport?: (report: AssistantCloudRunReport) => AssistantCloudRunReport | null;
};
type AssistantCloudThreadMessageCreateBody = {
parent_id: string | null;
format: "aui/v0" | string;
content: ReadonlyJSONObject;
};
type AssistantCloudThreadMessageListQuery = {
format?: string;
};
type AssistantCloudThreadMessageListResponse = {
messages: CloudMessage[];
};
type AssistantCloudThreadMessageUpdateBody = {
content: ReadonlyJSONObject;
};
declare class AssistantCloudThreadMessages {
private cloud;
constructor(cloud: AssistantCloudAPI);
list(threadId: string, query?: AssistantCloudThreadMessageListQuery): Promise<AssistantCloudThreadMessageListResponse>;
create(threadId: string, body: AssistantCloudThreadMessageCreateBody): Promise<AssistantCloudMessageCreateResponse>;
update(threadId: string, messageId: string, body: AssistantCloudThreadMessageUpdateBody): Promise<void>;
}
declare class AssistantCloudThreads {
private cloud;
readonly messages: AssistantCloudThreadMessages;
constructor(cloud: AssistantCloudAPI);
list(query?: AssistantCloudThreadsListQuery): Promise<AssistantCloudThreadsListResponse>;
get(threadId: string): Promise<CloudThread>;
create(body: AssistantCloudThreadsCreateBody): Promise<AssistantCloudThreadsCreateResponse>;
update(threadId: string, body: AssistantCloudThreadsUpdateBody): Promise<void>;
delete(threadId: string): Promise<void>;
}
type AssistantCloudThreadsCreateBody = {
title?: string | undefined;
last_message_at: Date;
metadata?: unknown | undefined;
external_id?: string | undefined;
};
type AssistantCloudThreadsCreateResponse = {
thread_id: string;
};
type AssistantCloudThreadsListQuery = {
is_archived?: boolean;
limit?: number;
after?: string;
};
type AssistantCloudThreadsListResponse = {
threads: CloudThread[];
};
type AssistantCloudThreadsUpdateBody = {
title?: string | undefined;
last_message_at?: Date | undefined;
metadata?: unknown | undefined;
is_archived?: boolean | undefined;
};
type AssistantRuntime = {
readonly threads: ThreadListRuntime;
readonly thread: ThreadRuntime;
registerModelContextProvider(provider: ModelContextProvider): Unsubscribe;
};
type AssistantStream = ReadableStream<AssistantStreamChunk>;
declare const AssistantStream: {
toResponse(stream: AssistantStream, transformer: AssistantStreamEncoder): Response;
fromResponse(response: Response, transformer: ReadableWritablePair<AssistantStreamChunk, Uint8Array<ArrayBuffer>>): ReadableStream<AssistantStreamChunk>;
toByteStream(stream: AssistantStream, transformer: ReadableWritablePair<Uint8Array<ArrayBuffer>, AssistantStreamChunk>): ReadableStream<Uint8Array<ArrayBuffer>>;
fromByteStream(readable: ReadableStream<Uint8Array<ArrayBuffer>>, transformer: ReadableWritablePair<AssistantStreamChunk, Uint8Array<ArrayBuffer>>): ReadableStream<AssistantStreamChunk>;
};
type AssistantStreamChunk = {
readonly path: readonly number[];
} & ({
readonly type: "part-start";
readonly part: PartInit;
} | {
readonly type: "part-finish";
} | {
readonly type: "tool-call-args-text-finish";
} | {
readonly type: "text-delta";
readonly textDelta: string;
} | {
readonly type: "annotations";
readonly annotations: ReadonlyJSONValue[];
} | {
readonly type: "data";
readonly data: ReadonlyJSONValue[];
} | {
readonly type: "step-start";
readonly messageId: string;
} | {
readonly type: "step-finish";
readonly finishReason: "content-filter" | "error" | "length" | "other" | "stop" | "tool-calls" | "unknown";
readonly usage: {
readonly inputTokens: number;
readonly outputTokens: number;
};
readonly isContinued: boolean;
} | {
readonly type: "message-finish";
readonly finishReason: "content-filter" | "error" | "length" | "other" | "stop" | "tool-calls" | "unknown";
readonly usage: {
readonly inputTokens: number;
readonly outputTokens: number;
};
} | {
readonly type: "result";
readonly artifact?: ReadonlyJSONValue;
readonly result: ReadonlyJSONValue;
readonly isError: boolean;
readonly modelContent?: readonly ToolModelContentPart[];
readonly messages?: ReadonlyJSONValue;
} | {
readonly type: "error";
readonly error: string;
} | {
readonly type: "update-state";
readonly operations: ObjectStreamOperation[];
});
type AssistantStreamEncoder = ReadableWritablePair<Uint8Array<ArrayBuffer>, AssistantStreamChunk> & {
headers?: Headers;
};
type AsyncIterableStream<T> = AsyncIterable<T> & ReadableStream<T>;
type Attachment = PendingAttachment | CompleteAttachment;
type AttachmentAdapter = {
accept: string;
add(state: {
file: File;
}): Promise<PendingAttachment> | AsyncGenerator<PendingAttachment, void>;
remove(attachment: Attachment): Promise<void>;
send(attachment: PendingAttachment): Promise<CompleteAttachment>;
};
type AttachmentAddErrorEvent = {
readonly reason: AttachmentAddErrorReason;
readonly message: string;
readonly attachmentId?: string;
readonly error?: Error;
};
type AttachmentAddErrorReason = "adapter-error" | "no-adapter" | "not-accepted";
type AttachmentRuntime<TSource extends AttachmentRuntimeSource = AttachmentRuntimeSource> = {
readonly path: AttachmentRuntimePath & {
attachmentSource: TSource;
};
readonly source: TSource;
getState(): AttachmentState & {
source: TSource;
};
remove(): Promise<void>;
subscribe(callback: () => void): Unsubscribe;
};
type AttachmentRuntimePath = ((MessageRuntimePath & {
readonly attachmentSource: "edit-composer" | "message";
}) | (ThreadRuntimePath & {
readonly attachmentSource: "thread-composer";
})) & {
readonly attachmentSelector: {
readonly type: "index";
readonly index: number;
} | {
readonly type: "index";
readonly index: number;
} | {
readonly type: "index";
readonly index: number;
};
};
type AttachmentRuntimeSource = AttachmentState["source"];
type AttachmentState = ThreadComposerAttachmentState | EditComposerAttachmentState | MessageAttachmentState;
type BackendTool<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = ToolBase<TArgs, TResult> & {
type: "backend";
description?: undefined;
parameters?: undefined;
disabled?: undefined;
execute?: undefined;
toModelOutput?: undefined;
experimental_onSchemaValidationError?: undefined;
providerOptions?: undefined;
};
type BaseAttachment = {
id: string;
type: "image" | "document" | "file" | (string & {});
name: string;
contentType?: string | undefined;
file?: File;
content?: ThreadUserMessagePart[];
};
type BaseComposerState = {
readonly canCancel: boolean;
readonly canSend: boolean;
readonly isEditing: boolean;
readonly isEmpty: boolean;
readonly text: string;
readonly role: MessageRole;
readonly attachments: readonly Attachment[];
readonly runConfig: RunConfig;
readonly attachmentAccept: string;
readonly dictation: DictationState | undefined;
readonly quote: QuoteInfo | undefined;
readonly queue: readonly QueueItemState[];
};
type BaseThreadMessage = {
readonly status?: ThreadAssistantMessage["status"];
readonly metadata: {
readonly unstable_state?: ReadonlyJSONValue;
readonly unstable_annotations?: readonly ReadonlyJSONValue[];
readonly unstable_data?: readonly ReadonlyJSONValue[];
readonly steps?: readonly ThreadStep[];
readonly submittedFeedback?: {
readonly type: "negative" | "positive";
};
readonly timing?: MessageTiming;
readonly isOptimistic?: boolean;
readonly custom: Record<string, unknown>;
};
readonly attachments?: ThreadUserMessage["attachments"];
};
type ChatModelAdapter = {
run(options: ChatModelRunOptions): Promise<ChatModelRunResult> | AsyncGenerator<ChatModelRunResult, void>;
};
type ChatModelRunOptions = {
readonly messages: readonly ThreadMessage[];
readonly runConfig: RunConfig;
readonly abortSignal: AbortSignal;
readonly context: ModelContext;
readonly unstable_assistantMessageId?: string | undefined;
readonly unstable_threadId?: string | undefined;
readonly unstable_parentId?: string | null | undefined;
unstable_getMessage(): ThreadMessage;
};
type ChatModelRunResult = {
readonly content?: readonly ThreadAssistantMessagePart[] | undefined;
readonly status?: MessageStatus | undefined;
readonly metadata?: {
readonly unstable_state?: ReadonlyJSONValue;
readonly unstable_annotations?: readonly ReadonlyJSONValue[] | undefined;
readonly unstable_data?: readonly ReadonlyJSONValue[] | undefined;
readonly steps?: readonly ThreadStep[] | undefined;
readonly timing?: MessageTiming | undefined;
readonly custom?: Record<string, unknown> | undefined;
};
};
type CloudMessage = {
id: string;
parent_id: string | null;
height: number;
created_at: Date;
updated_at: Date;
format: "aui/v0" | string;
content: ReadonlyJSONObject;
};
type CloudThread = {
title: string;
last_message_at: Date;
metadata: unknown;
external_id: string | null;
id: string;
project_id: string;
created_at: Date;
updated_at: Date;
workspace_id: string;
is_archived: boolean;
};
type CompleteAttachment = BaseAttachment & {
status: CompleteAttachmentStatus;
content: ThreadUserMessagePart[];
};
type CompleteAttachmentStatus = {
type: "complete";
};
type ComposerRuntime = {
readonly path: ComposerRuntimePath;
readonly type: "edit" | "thread";
getState(): ComposerState;
addAttachment(fileOrAttachment: File | CreateAttachment): Promise<void>;
setText(text: string): void;
setRole(role: MessageRole): void;
setRunConfig(runConfig: RunConfig): void;
reset(): Promise<void>;
clearAttachments(): Promise<void>;
send(options?: SendOptions): void;
cancel(): void;
steerQueueItem(queueItemId: string): void;
removeQueueItem(queueItemId: string): void;
subscribe(callback: () => void): Unsubscribe;
getAttachmentByIndex(idx: number): AttachmentRuntime;
startDictation(): void;
stopDictation(): void;
setQuote(quote: QuoteInfo | undefined): void;
unstable_on<E extends ComposerRuntimeEventType>(event: E, callback: ComposerRuntimeEventCallback<E>): Unsubscribe;
};
type ComposerRuntimeEventCallback<E extends ComposerRuntimeEventType> = (payload: ComposerRuntimeEventPayload[E]) => void;
type ComposerRuntimeEventPayload = {
send: Record<string, never>;
attachmentAdd: Record<string, never>;
attachmentAddError: AttachmentAddErrorEvent;
};
type ComposerRuntimeEventType = keyof ComposerRuntimeEventPayload;
type ComposerRuntimePath = (ThreadRuntimePath & {
readonly composerSource: "thread";
}) | (MessageRuntimePath & {
readonly composerSource: "edit";
});
type ComposerState = ThreadComposerState | EditComposerState;
type CreateAppendMessage = string | {
parentId?: string | null | undefined;
sourceId?: string | null | undefined;
role?: AppendMessage["role"] | undefined;
content: AppendMessage["content"];
attachments?: AppendMessage["attachments"] | undefined;
metadata?: AppendMessage["metadata"] | undefined;
createdAt?: Date | undefined;
runConfig?: AppendMessage["runConfig"] | undefined;
startRun?: boolean | undefined;
};
type CreateAttachment = {
id?: string;
type?: "image" | "document" | "file" | (string & {});
name: string;
contentType?: string;
content: ThreadUserMessagePart[];
};
type CreateResumeRunConfig = CreateStartRunConfig & {
stream?: (options: ChatModelRunOptions) => AsyncGenerator<ChatModelRunResult, void, unknown>;
};
type CreateStartRunConfig = {
parentId: string | null;
sourceId?: string | null | undefined;
runConfig?: RunConfig | undefined;
};
type DataMessagePart<T = any> = {
readonly type: "data";
readonly name: string;
readonly data: T;
};
type DataPrefixedPart = {
readonly type: `data-${string}`;
readonly data: any;
};
type DataStreamProtocol = "data-stream" | "ui-message-stream";
type DeepPartial<T> = T extends readonly any[] ? readonly DeepPartial<T[number]>[] : T extends {
[key: string]: any;
} ? {
readonly [K in keyof T]?: DeepPartial<T[K]>;
} : T;
declare namespace DictationAdapter {
type Status = {
type: "running" | "starting";
} | {
type: "ended";
reason: "cancelled" | "error" | "stopped";
};
type Result = {
transcript: string;
isFinal?: boolean;
};
type Session = {
status: Status;
stop: () => Promise<void>;
cancel: () => void;
onSpeechStart: (callback: () => void) => Unsubscribe;
onSpeechEnd: (callback: (result: Result) => void) => Unsubscribe;
onSpeech: (callback: (result: Result) => void) => Unsubscribe;
};
}
type DictationAdapter = {
listen: () => DictationAdapter.Session;
disableInputDuringDictation?: boolean;
};
type DictationState = {
readonly status: DictationAdapter.Status;
readonly transcript?: string;
readonly inputDisabled?: boolean;
};
type EditComposerAttachmentState = Attachment & {
readonly source: "edit-composer";
};
type EditComposerRuntime = Omit<ComposerRuntime, "getAttachmentByIndex" | "getState"> & {
readonly path: ComposerRuntimePath & {
composerSource: "edit";
};
readonly type: "edit";
getState(): EditComposerState;
beginEdit(): void;
getAttachmentByIndex(idx: number): AttachmentRuntime & {
source: "edit-composer";
};
};
type EditComposerState = BaseComposerState & {
readonly type: "edit";
readonly parentId: string | null;
readonly sourceId: string | null;
};
type ExportedMessageRepository = {
headId?: string | null;
messages: Array<{
message: ThreadMessage;
parentId: string | null;
runConfig?: RunConfig;
}>;
};
declare const ExportedMessageRepository: {
fromArray: (messages: readonly ThreadMessageLike[]) => ExportedMessageRepository;
fromBranchableArray: (items: readonly {
message: ThreadMessageLike;
parentId: string | null;
}[], options?: {
headId?: string | null;
}) => ExportedMessageRepository;
};
type ExportedMessageRepositoryItem = {
message: ThreadMessage;
parentId: string | null;
runConfig?: RunConfig;
};
type FeedbackAdapter = {
submit: (feedback: FeedbackAdapterFeedback) => void;
};
type FeedbackAdapterFeedback = {
message: ThreadMessage;
type: "negative" | "positive";
};
type FileMessagePart = {
readonly type: "file";
readonly filename?: string;
readonly data: string;
readonly mimeType: string;
readonly parentId?: string;
};
type FrontendTool<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = ToolBase<TArgs, TResult> & {
type: "frontend";
description?: string | undefined;
parameters: StandardSchemaV1<TArgs> | JSONSchema7;
disabled?: boolean;
execute?: ToolExecuteFunction<TArgs, TResult>;
toModelOutput?: ToolModelOutputFunction<TArgs, TResult>;
experimental_onSchemaValidationError?: OnSchemaValidationErrorFunction<TResult>;
providerOptions?: ProviderOptions;
};
type GeneratePresignedUploadUrlRequestBody = {
filename: string;
};
type GeneratePresignedUploadUrlResponse = {
success: boolean;
signedUrl: string;
expiresAt: string;
publicUrl: string;
};
type GenerativeUIMessagePart = {
readonly type: "generative-ui";
readonly spec: GenerativeUISpec;
readonly id?: string;
readonly parentId?: string;
};
type GenerativeUINode = string | {
readonly component: string;
readonly props?: Record<string, unknown>;
readonly children?: readonly GenerativeUINode[];
readonly key?: string;
};
type GenerativeUISpec = {
readonly root: GenerativeUINode | readonly GenerativeUINode[];
};
type GenericThreadHistoryAdapter<TMessage> = {
load(): Promise<MessageFormatRepository<TMessage>>;
append(item: MessageFormatItem<TMessage>): Promise<void>;
update?(item: MessageFormatItem<TMessage>, localMessageId: string): Promise<void>;
delete?(items: MessageFormatItem<TMessage>[]): Promise<void>;
reportTelemetry?(items: MessageFormatItem<TMessage>[], options?: {
durationMs?: number;
stepTimestamps?: {
start_ms: number;
end_ms: number;
}[];
}): void;
};
type HeadersValue = Record<string, string> | Headers;
type HumanTool<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = ToolBase<TArgs, TResult> & {
type: "human";
description?: string | undefined;
parameters: StandardSchemaV1<TArgs> | JSONSchema7;
disabled?: boolean;
display?: "standalone";
execute?: undefined;
toModelOutput?: undefined;
experimental_onSchemaValidationError?: undefined;
providerOptions?: ProviderOptions;
};
type ImageMessagePart = {
readonly type: "image";
readonly image: string;
readonly filename?: string;
};
interface JSONSchema7 {
$id?: string | undefined;
$ref?: string | undefined;
$schema?: JSONSchema7Version | undefined;
$comment?: string | undefined;
$defs?: {
[key: string]: JSONSchema7Definition;
} | undefined;
type?: JSONSchema7TypeName | JSONSchema7TypeName[] | undefined;
enum?: JSONSchema7Type[] | undefined;
const?: JSONSchema7Type | undefined;
multipleOf?: number | undefined;
maximum?: number | undefined;
exclusiveMaximum?: number | undefined;
minimum?: number | undefined;
exclusiveMinimum?: number | undefined;
maxLength?: number | undefined;
minLength?: number | undefined;
pattern?: string | undefined;
items?: JSONSchema7Definition | JSONSchema7Definition[] | undefined;
additionalItems?: JSONSchema7Definition | undefined;
maxItems?: number | undefined;
minItems?: number | undefined;
uniqueItems?: boolean | undefined;
contains?: JSONSchema7Definition | undefined;
maxProperties?: number | undefined;
minProperties?: number | undefined;
required?: string[] | undefined;
properties?: {
[key: string]: JSONSchema7Definition;
} | undefined;
patternProperties?: {
[key: string]: JSONSchema7Definition;
} | undefined;
additionalProperties?: JSONSchema7Definition | undefined;
dependencies?: {
[key: string]: JSONSchema7Definition | string[];
} | undefined;
propertyNames?: JSONSchema7Definition | undefined;
if?: JSONSchema7Definition | undefined;
then?: JSONSchema7Definition | undefined;
else?: JSONSchema7Definition | undefined;
allOf?: JSONSchema7Definition[] | undefined;
anyOf?: JSONSchema7Definition[] | undefined;
oneOf?: JSONSchema7Definition[] | undefined;
not?: JSONSchema7Definition | undefined;
format?: string | undefined;
contentMediaType?: string | undefined;
contentEncoding?: string | undefined;
definitions?: {
[key: string]: JSONSchema7Definition;
} | undefined;
title?: string | undefined;
description?: string | undefined;
default?: JSONSchema7Type | undefined;
readOnly?: boolean | undefined;
writeOnly?: boolean | undefined;
examples?: JSONSchema7Type | undefined;
}
interface JSONSchema7Array extends Array<JSONSchema7Type> {
}
type JSONSchema7Definition = JSONSchema7 | boolean;
interface JSONSchema7Object {
[key: string]: JSONSchema7Type;
}
type JSONSchema7Type = string | number | boolean | JSONSchema7Object | JSONSchema7Array | null;
type JSONSchema7TypeName = "array" | "boolean" | "integer" | "null" | "number" | "object" | "string";
type JSONSchema7Version = string;
type LanguageModelConfig = {
apiKey?: string;
baseUrl?: string;
modelName?: string;
reasoningEffort?: string;
};
type LanguageModelV1CallSettings = {
maxTokens?: number;
temperature?: number;
topP?: number;
presencePenalty?: number;
frequencyPenalty?: number;
seed?: number;
headers?: Record<string, string | undefined>;
};
type LocalRuntimeOptions = Omit<LocalRuntimeOptionsBase, "adapters"> & {
cloud?: AssistantCloud | undefined;
initialMessages?: readonly ThreadMessageLike[] | undefined;
adapters?: Omit<LocalRuntimeOptionsBase["adapters"], "chatModel"> | undefined;
};
type LocalRuntimeOptionsBase = {
maxSteps?: number | undefined;
adapters: {
chatModel: ChatModelAdapter;
history?: ThreadHistoryAdapter | undefined;
attachments?: AttachmentAdapter | undefined;
speech?: SpeechSynthesisAdapter | undefined;
dictation?: DictationAdapter | undefined;
voice?: RealtimeVoiceAdapter | undefined;
feedback?: FeedbackAdapter | undefined;
suggestion?: SuggestionAdapter | undefined;
};
unstable_humanToolNames?: string[] | undefined;
unstable_enableMessageQueue?: boolean | undefined;
};
type MakeRequestOptions = {
method?: "POST" | "PUT" | "DELETE" | undefined;
headers?: Record<string, string> | undefined;
query?: Record<string, string | number | boolean> | undefined;
body?: object | undefined;
};
type McpAppMetadata = {
readonly resourceUri: string;
readonly mimeType?: string;
readonly visibility?: readonly ("app" | "model")[];
};
type McpServerConfig = {
type: "http" | "sse";
url: string;
headers?: Record<string, string>;
redirect?: "error" | "follow";
connectionTimeout?: number | undefined;
} | {
type: "stdio";
command: string;
args?: readonly string[];
env?: Record<string, string>;
cwd?: string;
connectionTimeout?: number | undefined;
};
type McpTool = ToolBase<Record<string, unknown>, unknown> & {
type: "mcp";
server: McpServerConfig;
description?: undefined;
parameters?: undefined;
disabled?: boolean;
execute?: undefined;
toModelOutput?: undefined;
experimental_onSchemaValidationError?: undefined;
providerOptions?: undefined;
};
type MessageAttachmentState = CompleteAttachment & {
readonly source: "message";
};
type MessageCommonProps = {
readonly id: string;
readonly createdAt: Date;
};
interface MessageFormatAdapter<TMessage, TStorageFormat extends Record<string, unknown>> {
format: string;
encode(item: MessageFormatItem<TMessage>): TStorageFormat;
decode(stored: MessageStorageEntry<TStorageFormat>): MessageFormatItem<TMessage>;
getId(message: TMessage): string;
}
interface MessageFormatItem<TMessage> {
parentId: string | null;
message: TMessage;
}
interface MessageFormatRepository<TMessage> {
headId?: string | null;
messages: MessageFormatItem<TMessage>[];
}
type MessagePartRuntime = {
addToolResult(result: any | ToolResponse<any>): void;
resumeToolCall(payload: unknown): void;
respondToToolApproval(response: ToolApprovalResponse): void;
readonly path: MessagePartRuntimePath;
getState(): MessagePartState;
subscribe(callback: () => void): Unsubscribe;
};
type MessagePartRuntimePath = MessageRuntimePath & {
readonly messagePartSelector: {
readonly type: "index";
readonly index: number;
} | {
readonly type: "toolCallId";
readonly toolCallId: string;
};
};
type MessagePartState = (ThreadUserMessagePart | ThreadAssistantMessagePart) & {
readonly status: MessagePartStatus | ToolCallMessagePartStatus;
};
type MessagePartStatus = {
readonly type: "running";
} | {
readonly type: "complete";
} | {
readonly type: "incomplete";
readonly reason: "cancelled" | "content-filter" | "error" | "length" | "other";
readonly error?: unknown;
};
type MessageRole = ThreadMessage["role"];
type MessageRuntime = {
readonly path: MessageRuntimePath;
readonly composer: EditComposerRuntime;
getState(): MessageState;
delete(): void | Promise<void>;
reload(config?: ReloadConfig): void;
speak(): void;
stopSpeaking(): void;
submitFeedback(_param0: {
type: "positive" | "negative";
}): void;
switchToBranch(_param1: {
position?: "previous" | "next" | undefined;
branchId?: string | undefined;
}): void;
unstable_getCopyText(): string;
subscribe(callback: () => void): Unsubscribe;
getMessagePartByIndex(idx: number): MessagePartRuntime;
getMessagePartByToolCallId(toolCallId: string): MessagePartRuntime;
getAttachmentByIndex(idx: number): AttachmentRuntime & {
source: "message";
};
};
type MessageRuntimePath = ThreadRuntimePath & {
readonly messageSelector: {
readonly type: "messageId";
readonly messageId: string;
} | {
readonly type: "index";
readonly index: number;
};
};
type MessageState = ThreadMessage & {
readonly parentId: string | null;
readonly index: number;
readonly isLast: boolean;
readonly branchNumber: number;
readonly branchCount: number;
readonly speech: SpeechState | undefined;
};
type MessageStatus = {
readonly type: "running";
} | {
readonly type: "requires-action";
readonly reason: "interrupt" | "tool-calls";
} | {
readonly type: "complete";
readonly reason: "stop" | "unknown";
} | {
readonly type: "incomplete";
readonly reason: "cancelled" | "content-filter" | "error" | "length" | "other" | "tool-calls";
readonly error?: ReadonlyJSONValue;
};
interface MessageStorageEntry<TPayload> {
id: string;
parent_id: string | null;
format: string;
content: TPayload;
}
type MessageTiming = {
readonly streamStartTime: number;
readonly firstTokenTime?: number;
readonly totalStreamTime?: number;
readonly tokenCount?: number;
readonly tokensPerSecond?: number;
readonly totalChunks: number;
readonly toolCallCount: number;
};
type ModelContext = {
priority?: number | undefined;
system?: string | undefined;
tools?: Record<string, Tool<any, any>> | undefined;
callSettings?: LanguageModelV1CallSettings | undefined;
config?: LanguageModelConfig | undefined;
unstable_composerMetadata?: Record<string, unknown> | undefined;
};
type ModelContextProvider = {
getModelContext: () => ModelContext;
subscribe?: (callback: () => void) => Unsubscribe;
};
type ObjectKey<T> = keyof T & (string | number);
type ObjectStreamOperation = {
readonly type: "set";
readonly path: readonly string[];
readonly value: ReadonlyJSONValue;
} | {
readonly type: "append-text";
readonly path: readonly string[];
readonly value: string;
};
type OnSchemaValidationErrorFunction<TResult> = ToolExecuteFunction<unknown, TResult>;
type PartInit = {
readonly type: "reasoning" | "text";
readonly parentId?: string;
} | {
readonly type: "tool-call";
readonly toolCallId: string;
readonly toolName: string;
readonly parentId?: string;
} | {
readonly type: "source";
readonly sourceType: "url";
readonly id: string;
readonly url: string;
readonly title?: string;
readonly parentId?: string;
} | {
readonly type: "file";
readonly data: string;
readonly mimeType: string;
readonly parentId?: string;
} | {
readonly type: "data";
readonly name: string;
readonly data: ReadonlyJSONValue;
readonly parentId?: string;
};
type PartProviderMetadata = {
readonly [providerName: string]: ReadonlyJSONObject;
};
type PdfToImagesRequestBody = {
file_blob?: string | undefined;
file_url?: string | undefined;
};
type PdfToImagesResponse = {
success: boolean;
urls: string[];
message: string;
};
type PendingAttachment = BaseAttachment & {
status: PendingAttachmentStatus;
file: File;
};
type PendingAttachmentStatus = {
type: "running";
reason: "uploading";
progress: number;
} | {
type: "requires-action";
reason: "composer-send";
} | {
type: "incomplete";
reason: "error" | "upload-paused";
message?: string;
};
type ProviderOptions = Record<string, Record<string, unknown>>;
type ProviderTool<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = ToolBase<TArgs, TResult> & {
type: "provider";
providerId: `${string}.${string}`;
parameters?: StandardSchemaV1<TArgs> | JSONSchema7 | undefined;
args: Record<string, unknown>;
supportsDeferredResults?: boolean;
description?: undefined;
disabled?: boolean;
execute?: undefined;
toModelOutput?: undefined;
experimental_onSchemaValidationError?: undefined;
providerOptions?: ProviderOptions;
};
type QueueItemState = {
readonly id: string;
readonly prompt: string;
};
type QuoteInfo = {
readonly text: string;
readonly messageId: string;
};
type ReadonlyJSONArray = readonly ReadonlyJSONValue[];
type ReadonlyJSONObject = {
readonly [key: string]: ReadonlyJSONValue;
};
type ReadonlyJSONValue = null | string | number | boolean | ReadonlyJSONObject | ReadonlyJSONArray;
declare namespace RealtimeVoiceAdapter {
type Status = {
type: "running" | "starting";
} | {
type: "ended";
reason: "cancelled" | "error" | "finished";
error?: unknown;
};
type Mode = "listening" | "speaking";
type TranscriptItem = {
role: "assistant" | "user";
text: string;
isFinal?: boolean;
};
type Session = {
status: Status;
isMuted: boolean;
disconnect: () => void;
mute: () => void;
unmute: () => void;
onStatusChange: (callback: (status: Status) => void) => Unsubscribe;
onTranscript: (callback: (transcript: TranscriptItem) => void) => Unsubscribe;
onModeChange: (callback: (mode: Mode) => void) => Unsubscribe;
onVolumeChange: (callback: (volume: number) => void) => Unsubscribe;
};
}
type RealtimeVoiceAdapter = {
connect: (options: {
abortSignal?: AbortSignal;
}) => RealtimeVoiceAdapter.Session;
};
type ReasoningMessagePart = {
readonly type: "reasoning";
readonly text: string;
readonly providerMetadata?: PartProviderMetadata;
readonly parentId?: string;
};
type ReloadConfig = {
runConfig?: RunConfig;
};
type ReportToolCall = {
tool_name: string;
tool_call_id: string;
tool_args?: string;
tool_result?: string;
tool_source?: "backend" | "frontend" | "mcp";
start_ms?: number;
end_ms?: number;
sampling_calls?: SamplingCallData[];
};
type RunConfig = {
readonly custom?: Record<string, unknown>;
};
type RuntimeCapabilities = {
readonly switchToBranch: boolean;
readonly switchBranchDuringRun: boolean;
readonly edit: boolean;
readonly reload: boolean;
readonly delete: boolean;
readonly cancel: boolean;
readonly unstable_copy: boolean;
readonly speech: boolean;
readonly dictation: boolean;
readonly voice: boolean;
readonly attachments: boolean;
readonly feedback: boolean;
readonly queue: boolean;
};
type SamplingCallData = {
model_id?: string;
input_tokens?: number;
output_tokens?: number;
reasoning_tokens?: number;
cached_input_tokens?: number;
duration_ms?: number;
};
type SendOptions = {
startRun?: boolean;
steer?: boolean;
};
type SourceMessagePart = {
readonly type: "source";
readonly sourceType: "url";
readonly id: string;
readonly url: string;
readonly title?: string;
readonly providerMetadata?: SourceProviderMetadata;
readonly parentId?: string;
} | {
readonly type: "source";
readonly sourceType: "document";
readonly id: string;
readonly url?: undefined;
readonly title: string;
readonly mediaType: string;
readonly filename?: string;
readonly providerMetadata?: SourceProviderMetadata;
readonly parentId?: string;
};
type SourceProviderMetadata = PartProviderMetadata;
interface SpeechRecognitionConstructor {
new (): SpeechRecognitionInstance;
}
interface SpeechRecognitionInstance extends EventTarget {
lang: string;
continuous: boolean;
interimResults: boolean;
start(): void;
stop(): void;
abort(): void;
}
type SpeechState = {
readonly messageId: string;
readonly status: SpeechSynthesisAdapter.Status;
};
declare namespace SpeechSynthesisAdapter {
type Status = {
type: "running" | "starting";
} | {
type: "ended";
reason: "cancelled" | "error" | "finished";
error?: unknown;
};
type Utterance = {
status: Status;
cancel: () => void;
subscribe: (callback: () => void) => Unsubscribe;
};
}
type SpeechSynthesisAdapter = {
speak: (text: string) => SpeechSynthesisAdapter.Utterance;
};
type SuggestionAdapter = {
generate: (options: SuggestionAdapterGenerateOptions) => Promise<readonly ThreadSuggestion[]> | AsyncGenerator<readonly ThreadSuggestion[], void>;
};
type SuggestionAdapterGenerateOptions = {
messages: readonly ThreadMessage[];
};
declare const TOOL_RESPONSE_SYMBOL: unique symbol;
type TextMessagePart = {
readonly type: "text";
readonly text: string;
readonly providerMetadata?: PartProviderMetadata;
readonly parentId?: string;
};
type ThreadAssistantMessage = MessageCommonProps & {
readonly role: "assistant";
readonly content: readonly ThreadAssistantMessagePart[];
readonly status: MessageStatus;
readonly metadata: {
readonly unstable_state: ReadonlyJSONValue;
readonly unstable_annotations: readonly ReadonlyJSONValue[];
readonly unstable_data: readonly ReadonlyJSONValue[];
readonly steps: readonly ThreadStep[];
readonly submittedFeedback?: {
readonly type: "negative" | "positive";
};
readonly timing?: MessageTiming;
readonly isOptimistic?: boolean;
readonly custom: Record<string, unknown>;
};
};
type ThreadAssistantMessagePart = TextMessagePart | ReasoningMessagePart | ToolCallMessagePart | SourceMessagePart | FileMessagePart | ImageMessagePart | DataMessagePart | GenerativeUIMessagePart;
type ThreadComposerAttachmentState = Attachment & {
readonly source: "thread-composer";
};
type ThreadComposerRuntime = Omit<ComposerRuntime, "getAttachmentByIndex" | "getState"> & {
readonly path: ComposerRuntimePath & {
composerSource: "thread";
};
readonly type: "thread";
getState(): ThreadComposerState;
getAttachmentByIndex(idx: number): AttachmentRuntime & {
source: "thread-composer";
};
};
type ThreadComposerState = BaseComposerState & {
readonly type: "thread";
};
type ThreadHistoryAdapter = {
load(): Promise<ExportedMessageRepository & {
state?: ReadonlyJSONValue;
unstable_resume?: boolean;
}>;
resume?(options: ChatModelRunOptions): AsyncGenerator<ChatModelRunResult, void, unknown>;
append(item: ExportedMessageRepositoryItem): Promise<void>;
delete?(items: ExportedMessageRepositoryItem[]): Promise<void>;
withFormat?<TMessage, TStorageFormat extends Record<string, unknown>>(formatAdapter: MessageFormatAdapter<TMessage, TStorageFormat>): GenericThreadHistoryAdapter<TMessage>;
};
type ThreadListItemEventCallback<E extends ThreadListItemEventType> = (payload: ThreadListItemEventPayload[E]) => void;
type ThreadListItemEventPayload = {
switchedTo: Record<string, never>;
switchedAway: Record<string, never>;
};
type ThreadListItemEventType = keyof ThreadListItemEventPayload;
type ThreadListItemRuntime = {
readonly path: ThreadListItemRuntimePath;
getState(): ThreadListItemState;
initialize(): Promise<{
remoteId: string;
externalId: string | undefined;
}>;
generateTitle(): Promise<void>;
switchTo(options?: {
unarchive?: boolean;
}): Promise<void>;
rename(newTitle: string): Promise<void>;
updateCustom(custom: Record<string, unknown> | undefined): Promise<void>;
archive(): Promise<void>;
unarchive(): Promise<void>;
delete(): Promise<void>;
detach(): void;
subscribe(callback: () => void): Unsubscribe;
unstable_on<E extends ThreadListItemEventType>(event: E, callback: ThreadListItemEventCallback<E>): Unsubscribe;
__internal_getRuntime(): ThreadListItemRuntime;
};
type ThreadListItemRuntimePath = {
readonly ref: string;
readonly threadSelector: {
readonly type: "main";
} | {
readonly type: "index";
readonly index: number;
} | {
readonly type: "archiveIndex";
readonly index: number;
} | {
readonly type: "threadId";
readonly threadId: string;
};
};
type ThreadListItemState = {
readonly isMain: boolean;
readonly id: string;
readonly remoteId: string | undefined;
readonly externalId: string | undefined;
readonly status: ThreadListItemStatus;
readonly title?: string | undefined;
readonly lastMessageAt?: Date | undefined;
readonly custom?: Record<string, unknown> | undefined;
};
type ThreadListItemStatus = "archived" | "deleted" | "new" | "regular";
type ThreadListRuntime = {
getState(): ThreadListState;
subscribe(callback: () => void): Unsubscribe;
readonly main: ThreadRuntime;
getById(threadId: string): ThreadRuntime;
readonly mainItem: ThreadListItemRuntime;
getItemById(threadId: string): ThreadListItemRuntime;
getItemByIndex(idx: number): ThreadListItemRuntime;
getArchivedItemByIndex(idx: number): ThreadListItemRuntime;
switchToThread(threadId: string, options?: {
unarchive?: boolean;
}): Promise<void>;
switchToNewThread(): Promise<void>;
getLoadThreadsPromise(): Promise<void>;
reload(): Promise<void>;
loadMore(): Promise<void>;
};
type ThreadListState = {
readonly mainThreadId: string;
readonly newThreadId: string | undefined;
readonly threadIds: readonly string[];
readonly archivedThreadIds: readonly string[];
readonly isLoading: boolean;
readonly isLoadingMore: boolean;
readonly hasMore: boolean;
readonly threadItems: Readonly<Record<string, Omit<ThreadListItemState, "isMain" | "threadId">>>;
};
type ThreadMessage = BaseThreadMessage & (ThreadSystemMessage | ThreadUserMessage | ThreadAssistantMessage);
type ThreadMessageLike = {
readonly role: "assistant" | "system" | "user";
readonly content: string | readonly (TextMessagePart | ReasoningMessagePart | SourceMessagePart | ImageMessagePart | FileMessagePart | DataMessagePart | GenerativeUIMessagePart | Unstable_AudioMessagePart | DataPrefixedPart | {
readonly type: "tool-call";
readonly toolCallId?: string;
readonly toolName: string;
readonly args?: ReadonlyJSONObject;
readonly argsText?: string;
readonly artifact?: any;
readonly result?: any | undefined;
readonly isError?: boolean | undefined;
readonly parentId?: string | undefined;
readonly messages?: readonly ThreadMessage[] | undefined;
readonly interrupt?: {
type: "human";
payload: unknown;
};
readonly timing?: ToolCallTiming;
readonly providerMetadata?: PartProviderMetadata;
readonly approval?: {
readonly id: string;
readonly approved?: boolean;
readonly reason?: string;
readonly isAutomatic?: boolean;
readonly options?: readonly ToolApprovalOption[];
readonly optionId?: string;
readonly resolution?: "cancelled" | "expired";
};
})[];
readonly id?: string | undefined;
readonly createdAt?: Date | undefined;
readonly status?: MessageStatus | undefined;
readonly attachments?: readonly (Omit<CompleteAttachment, "content"> & {
readonly content: readonly (ThreadUserMessagePart | DataPrefixedPart)[];
})[] | undefined;
readonly metadata?: {
readonly unstable_state?: ReadonlyJSONValue;
readonly unstable_annotations?: readonly ReadonlyJSONValue[] | undefined;
readonly unstable_data?: readonly ReadonlyJSONValue[] | undefined;
readonly steps?: readonly ThreadStep[] | undefined;
readonly timing?: MessageTiming | undefined;
readonly submittedFeedback?: {
readonly type: "negative" | "positive";
};
readonly isOptimistic?: boolean | undefined;
readonly custom?: Record<string, unknown> | undefined;
} | undefined;
};
type ThreadRuntime = {
readonly path: ThreadRuntimePath;
readonly composer: ThreadComposerRuntime;
getState(): ThreadState;
append(message: CreateAppendMessage): void;
deleteMessage(messageId: string): void | Promise<void>;
startRun(config: CreateStartRunConfig): void;
resumeRun(config: CreateResumeRunConfig): void;
exportExternalState(): any;
importExternalState(state: any): void;
subscribe(callback: () => void): Unsubscribe;
cancelRun(): void;
getModelContext(): ModelContext;
export(): ExportedMessageRepository;
import(repository: ExportedMessageRepository): void;
reset(initialMessages?: readonly ThreadMessageLike[]): void;
getMessageByIndex(idx: number): MessageRuntime;
getMessageById(messageId: string): MessageRuntime;
stopSpeaking(): void;
connectVoice(): void;
disconnectVoice(): void;
getVoiceVolume(): number;
subscribeVoiceVolume(callback: () => void): Unsubscribe;
muteVoice(): void;
unmuteVoice(): void;
unstable_on<E extends ThreadRuntimeEventType>(event: E, callback: ThreadRuntimeEventCallback<E>): Unsubscribe;
};
type ThreadRuntimeEventCallback<E extends ThreadRuntimeEventType> = (payload: ThreadRuntimeEventPayload[E]) => void;
type ThreadRuntimeEventPayload = {
runStart: Record<string, never>;
runEnd: Record<string, never>;
initialize: Record<string, never>;
modelContextUpdate: Record<string, never>;
};
type ThreadRuntimeEventType = keyof ThreadRuntimeEventPayload;
type ThreadRuntimePath = {
readonly ref: string;
readonly threadSelector: {
readonly type: "main";
} | {
readonly type: "threadId";
readonly threadId: string;
};
};
type ThreadState = {
readonly threadId: string;
readonly metadata: ThreadListItemState;
readonly isDisabled: boolean;
readonly isLoading: boolean;
readonly isRunning: boolean;
readonly capabilities: RuntimeCapabilities;
readonly messages: readonly ThreadMessage[];
readonly state: ReadonlyJSONValue;
readonly suggestions: readonly ThreadSuggestion[];
readonly extras: unknown;
readonly speech: SpeechState | undefined;
readonly voice: VoiceSessionState | undefined;
};
type ThreadStep = {
readonly messageId?: string;
readonly usage?: {
readonly inputTokens: number;
readonly outputTokens: number;
} | undefined;
};
type ThreadSuggestion = {
prompt: string;
};
type ThreadSystemMessage = MessageCommonProps & {
readonly role: "system";
readonly content: readonly [
TextMessagePart
];
readonly metadata: {
readonly unstable_state?: undefined;
readonly unstable_annotations?: undefined;
readonly unstable_data?: undefined;
readonly steps?: undefined;
readonly submittedFeedback?: undefined;
readonly timing?: undefined;
readonly custom: Record<string, unknown>;
};
};
type ThreadUserMessage = MessageCommonProps & {
readonly role: "user";
readonly content: readonly ThreadUserMessagePart[];
readonly attachments: readonly CompleteAttachment[];
readonly metadata: {
readonly unstable_state?: undefined;
readonly unstable_annotations?: undefined;
readonly unstable_data?: undefined;
readonly steps?: undefined;
readonly submittedFeedback?: undefined;
readonly timing?: undefined;
readonly custom: Record<string, unknown>;
};
};
type ThreadUserMessagePart = TextMessagePart | ImageMessagePart | FileMessagePart | DataMessagePart | Unstable_AudioMessagePart;
type Tool<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = FrontendTool<TArgs, TResult> | BackendTool<TArgs, TResult> | HumanTool<TArgs, TResult> | ProviderTool<TArgs, TResult> | McpTool | ToolWithoutType<TArgs, TResult>;
type ToolApprovalOption = {
readonly id: string;
readonly kind: ToolApprovalOptionKind | (string & {});
readonly label?: string;
readonly description?: string;
readonly grants?: readonly string[];
readonly confirm?: boolean | {
title?: string;
description?: string;
};
};
type ToolApprovalOptionKind = "allow-always" | "allow-once" | "reject-always" | "reject-once";
type ToolApprovalResponse = {
readonly approved: boolean;
readonly reason?: string;
} | {
readonly optionId: string;
readonly reason?: string;
} | {
readonly approved: boolean;
readonly optionId: string;
readonly reason?: string;
};
type ToolBase<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = {
streamCall?: ToolStreamCallFunction<TArgs, TResult>;
display?: ToolDisplay;
};
interface ToolCallArgsReader<TArgs extends Record<string, unknown>> {
get<PathT extends TypePath<TArgs>>(...fieldPath: PathT): Promise<TypeAtPath<TArgs, PathT>>;
streamValues<PathT extends TypePath<TArgs>>(...fieldPath: PathT): AsyncIterableStream<DeepPartial<TypeAtPath<TArgs, PathT>>>;
streamText<PathT extends TypePath<TArgs>>(...fieldPath: PathT): TypeAtPath<TArgs, PathT> extends string & (infer U) ? AsyncIterableStream<U> : never;
forEach<PathT extends TypePath<TArgs>>(...fieldPath: PathT): NonNullable<TypeAtPath<TArgs, PathT>> extends Array<infer U> ? AsyncIterableStream<U> : never;
}
type ToolCallMessagePart<TArgs = ReadonlyJSONObject, TResult = unknown> = {
readonly type: "tool-call";
readonly toolCallId: string;
readonly toolName: string;
readonly args: TArgs;
readonly result?: TResult | undefined;
readonly isError?: boolean | undefined;
readonly argsText: string;
readonly artifact?: unknown;
readonly timing?: ToolCallTiming;
readonly mcp?: ToolCallMessagePartMcpMetadata;
readonly providerMetadata?: PartProviderMetadata;
readonly modelContent?: readonly ToolModelContentPart[] | undefined;
readonly interrupt?: {
type: "human";
payload: unknown;
};
readonly approval?: {
readonly id: string;
readonly approved?: boolean;
readonly reason?: string;
readonly isAutomatic?: boolean;
readonly options?: readonly ToolApprovalOption[];
readonly optionId?: string;
readonly resolution?: "cancelled" | "expired";
};
readonly parentId?: string;
readonly messages?: readonly ThreadMessage[];
};
type ToolCallMessagePartMcpMetadata = {
readonly app?: McpAppMetadata;
};
type ToolCallMessagePartStatus = {
readonly type: "requires-action";
readonly reason: "interrupt";
} | MessagePartStatus;
interface ToolCallReader<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> {
args: ToolCallArgsReader<TArgs>;
response: ToolCallResponseReader<TResult>;
result: {
get: () => Promise<TResult>;
};
}
interface ToolCallResponseReader<TResult> {
get: () => Promise<ToolResponse<TResult>>;
}
type ToolCallTiming = {
readonly startedAt: number;
readonly completedAt?: number;
};
type ToolDisplay = "inline" | "standalone";
type ToolExecuteFunction<TArgs, TResult> = (args: TArgs, context: ToolExecutionContext) => TResult | Promise<TResult>;
type ToolExecutionContext = {
toolCallId: string;
abortSignal: AbortSignal;
human: (payload: unknown) => Promise<unknown>;
};
type ToolModelContentPart = {
readonly type: "text";
readonly text: string;
} | {
readonly type: "file";
readonly data: string;
readonly mediaType: string;
readonly filename?: string;
};
type ToolModelOutputFunction<TArgs, TResult> = (options: {
toolCallId: string;
input: TArgs;
output: TResult;
}) => readonly ToolModelContentPart[] | Promise<readonly ToolModelContentPart[]>;
declare class ToolResponse<TResult> {
get [TOOL_RESPONSE_SYMBOL](): boolean;
readonly artifact?: ReadonlyJSONValue;
readonly result: TResult;
readonly isError: boolean;
readonly modelContent?: readonly ToolModelContentPart[];
readonly messages?: ReadonlyJSONValue;
constructor(options: ToolResponseLike<TResult>);
static [Symbol.hasInstance](obj: unknown): obj is ToolResponse<ReadonlyJSONValue>;
static toResponse(result: any | ToolResponse<any>): ToolResponse<any>;
}
type ToolResponseLike<TResult> = {
result: TResult;
artifact?: ReadonlyJSONValue | undefined;
isError?: boolean | undefined;
modelContent?: readonly ToolModelContentPart[] | undefined;
messages?: ReadonlyJSONValue | undefined;
};
type ToolStreamCallFunction<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = (reader: ToolCallReader<TArgs, TResult>, context: ToolExecutionContext) => void;
type ToolWithoutType<TArgs extends Record<string, unknown> = Record<string, unknown>, TResult = unknown> = (Omit<FrontendTool<TArgs, TResult>, "type"> | Omit<BackendTool<TArgs, TResult>, "type"> | Omit<HumanTool<TArgs, TResult>, "type"> | Omit<ProviderTool<TArgs, TResult>, "type">) & {
type?: undefined;
};
type TupleIndex<T extends readonly any[]> = Exclude<keyof T, keyof any[]>;
type TypeAtPath<T, P extends readonly any[]> = P extends [
infer Head,
...infer Rest
] ? Head extends keyof T ? TypeAtPath<T[Head], Rest> : never : T;
type TypePath<T> = [
] | (0 extends 1 & T ? any[] : T extends object ? T extends readonly any[] ? number extends T["length"] ? {
[K in TupleIndex<T>]: [
AsNumber<K>,
...TypePath<T[K]>
];
}[TupleIndex<T>] : [
number,
...TypePath<T[number]>
] : {
[K in ObjectKey<T>]: [
K,
...TypePath<T[K]>
];
}[ObjectKey<T>] : [
]);
type Unstable_AudioMessagePart = {
readonly type: "audio";
readonly audio: {
readonly data: string;
readonly format: "mp3" | "wav";
};
};
type Unsubscribe = () => void;
type UseCloudRuntimeOptions = Omit<UseDataStreamRuntimeOptions, "api"> & {
cloud: AssistantCloud;
assistantId: string;
};
type UseDataStreamRuntimeOptions = {
api: string;
protocol?: DataStreamProtocol;
onData?: (data: {
type: string;
name: string;
data: unknown;
transient?: boolean;
}) => void;
onResponse?: (response: Response) => void | Promise<void>;
onFinish?: (message: ThreadMessage) => void;
onError?: (error: Error) => void;
onCancel?: () => void;
credentials?: RequestCredentials;
headers?: HeadersValue | (() => Promise<HeadersValue>);
body?: object | (() => Promise<object | undefined>);
sendExtraMessageFields?: boolean;
} & LocalRuntimeOptions;
type VoiceSessionState = {
readonly status: RealtimeVoiceAdapter.Status;
readonly isMuted: boolean;
readonly mode: RealtimeVoiceAdapter.Mode;
};
declare global {
interface Window {
SpeechRecognition?: SpeechRecognitionConstructor;
webkitSpeechRecognition?: SpeechRecognitionConstructor;
}
}
declare namespace entry_root_exports {
export { DataStreamProtocol, UseDataStreamRuntimeOptions, toLanguageModelMessages, useCloudRuntime, useDataStreamRuntime };
}
declare function toLanguageModelMessages(messages: readonly ThreadMessage[], options?: {
unstable_includeId?: boolean | undefined;
}): LanguageModelV2Message[];
declare const useCloudRuntime: (options: UseCloudRuntimeOptions) => AssistantRuntime;
declare const useDataStreamRuntime: (options: UseDataStreamRuntimeOptions) => AssistantRuntime;
export { entry_root_exports as entry_root };