TanStack

createChatOptions

Function: createChatOptions()

ts
function createChatOptions<TAdapter, TSchema, TStream, TTools, TMiddleware>(options): TextActivityOptions<TAdapter, TSchema, TStream, InferredContext<TTools, TMiddleware>>;

Defined in: packages/ai/src/activities/chat/index.ts:346

Create typed options for the chat() function without executing. This is useful for pre-defining configurations with full type inference.

Type Parameters

TAdapter

TAdapter extends AnyTextAdapter

TSchema

TSchema extends SchemaInput | undefined = undefined

TStream

TStream extends boolean = true

TTools

TTools extends | ( | Omit<Tool<any, any, any, any>, "execute"> & object & object | ProviderTool<string, TAdapter["~types"]["toolCapabilities"][number]>)[] | undefined = | ( | Omit<Tool<any, any, any, any>, "execute"> & object & object | ProviderTool<string, TAdapter["~types"]["toolCapabilities"][number]>)[] | undefined

TMiddleware

TMiddleware extends | ChatMiddleware<any>[] | undefined = | ChatMiddleware<any>[] | undefined

Parameters

options

TextActivityOptionsWithContext<TAdapter, TSchema, TStream, TTools, TMiddleware>

Returns

TextActivityOptions<TAdapter, TSchema, TStream, InferredContext<TTools, TMiddleware>>

Example

ts
const chatOptions = createChatOptions({
  adapter: anthropicText('claude-sonnet-4-5'),
})

const stream = chat({ ...chatOptions, messages })