TanStack
Function References

modelMessagesToUIMessages

ts
function modelMessagesToUIMessages(modelMessages): UIMessage<unknown>[];

Defined in: packages/ai/src/activities/chat/messages.ts:1444

Convert an array of ModelMessages to UIMessages

This handles merging tool result messages with their corresponding assistant messages, and assistant segments that share the same stable message ID.

Parameters

modelMessages

ModelMessage< | string | ContentPart<unknown, unknown, unknown, unknown, unknown>[] | null>[]

Array of ModelMessages to convert

Returns

UIMessage<unknown>[]

Array of UIMessages