effect-io-ai

Package: @effect/ai
Module: Chat

Chat.fromExport

Creates a Chat service from previously exported chat data.

Restores a chat session from structured data that was previously exported using the export method. Useful for persisting and restoring conversation state.

Example

import { Chat } from "@effect/ai"
import { Effect } from "effect"

declare const loadFromDatabase: (sessionId: string) => Effect.Effect<unknown>

const restoreChat = Effect.gen(function* () {
  // Assume we have previously exported data
  const savedData = yield* loadFromDatabase("chat-session-123")

  const restoredChat = yield* Chat.fromExport(savedData)

  // Continue the conversation from where it left off
  const response = yield* restoredChat.generateText({
    prompt: "Let's continue our discussion"
  })
}).pipe(
  Effect.catchTag("ParseError", (error) => {
    console.log("Failed to restore chat:", error.message)
    return Effect.void
  })
)

Signature

declare const fromExport: (data: unknown) => Effect.Effect<Service, ParseError, LanguageModel.LanguageModel>

Source

Since v1.0.0