class MomentoChatMessageHistoryA path to the module that contains the class, eg. ["langchain", "llms"]
const chatHistory = await MomentoChatMessageHistory.fromProps({
client: new CacheClient({
configuration: Configurations.Laptop.v1(),
credentialProvider: CredentialProvider.fromEnvironmentVariable({
environmentVariableName: "MOMENTO_API_KEY",
}),
defaultTtlSeconds: 60 * 60 * 24,
}),
cacheName: "langchain",
sessionId: new Date().toISOString(),
sessionTtl: 300,
});
const messages = await chatHistory.getMessages();
console.log({ messages });A path to the module that contains the class, eg. ["langchain", "llms"] Usually should be the same as the entrypoint the class is exported from.
A class that stores chat message history using Momento Cache. It interacts with a Momento cache client to perform operations like fetching, adding, and deleting messages.