class PlanetScaleChatMessageHistoryconst chatHistory = new PlanetScaleChatMessageHistory({
tableName: "stored_message",
sessionId: "lc-example",
config: {
url: "ADD_YOURS_HERE",
},
});
const chain = new ConversationChain({
llm: new ChatOpenAI({ model: "gpt-4o-mini" }),
memory: chatHistory,
});
const response = await chain.invoke({
input: "What did I just say my name was?",
});
console.log({ response });The Momento cache client.
Class for storing and retrieving chat message history from a PlanetScale database. Extends the BaseListChatMessageHistory class.