LangChain4JNotebook.ipynb

{
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        "end_time" : "2025-04-17T14:19:03.405374Z",
        "start_time" : "2025-04-17T14:19:02.942365Z"
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    },
    "cell_type" : "code",
    "source" : [ "@file:DependsOn(\"dev.langchain4j:langchain4j:1.0.0-beta3\")\n", "@file:DependsOn(\"dev.langchain4j:langchain4j-open-ai:1.0.0-beta3\")\n", "\n", "import dev.langchain4j.agent.tool.Tool\n", "import dev.langchain4j.model.chat.ChatLanguageModel\n", "import dev.langchain4j.model.chat.StreamingChatLanguageModel\n", "import dev.langchain4j.model.openai.OpenAiChatModel\n", "import dev.langchain4j.model.openai.OpenAiChatModelName\n", "import dev.langchain4j.model.openai.OpenAiStreamingChatModel\n", "import dev.langchain4j.service.AiServices\n", "import dev.langchain4j.service.SystemMessage\n", "import dev.langchain4j.model.chat.chat\n", "\n", "val token = System.getenv(\"OPENAI_TOKEN\") ?: \"your-token\"\n", "\n", "val chat: ChatLanguageModel =\n", "    OpenAiChatModel.builder()\n", "        .apiKey(token)\n", "        .modelName(OpenAiChatModelName.GPT_4_O_MINI)\n", "        .build()" ],
    "id" : "e1b3f7f4955b150b",
    "outputs" : [ ],
    "execution_count" : 1
  }, {
    "metadata" : {
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        "start_time" : "2025-04-17T14:19:03.416758Z"
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    },
    "cell_type" : "code",
    "source" : "chat.chat(\"Give me a Kotlin Joke!\")",
    "id" : "a23ba59cb9d6c844",
    "outputs" : [ {
      "data" : {
        "text/plain" : [ "Sure! Here’s a Kotlin joke for you:\n", "\n", "Why do Kotlin developers prefer to use `val` instead of `var`?\n", "\n", "Because they don’t like to change their minds! 😄 \n", "\n", "(Immutable variables for the win!)" ]
      },
      "execution_count" : 2,
      "metadata" : { },
      "output_type" : "execute_result"
    } ],
    "execution_count" : 2
  } ],
  "metadata" : {
    "kernelspec" : {
      "display_name" : "Kotlin",
      "language" : "kotlin",
      "name" : "kotlin"
    },
    "language_info" : {
      "name" : "kotlin",
      "version" : "1.9.23",
      "mimetype" : "text/x-kotlin",
      "file_extension" : ".kt",
      "pygments_lexer" : "kotlin",
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