Show HN: Agent-cache – Multi-tier LLM/tool/session caching for Valkey and Redis

Agent-cache is a multi-tier caching solution for AI agents using Valkey or Redis, supporting LLM responses, tool results, and session state. It integrates with LangChain, LangGraph, and Vercel AI SDK, and includes monitoring via OpenTelemetry and Prometheus. Version 0.2.0 was recently released with cluster mode support.