OctoTools

Letta (formerly MemGPT) is an open-source framework for building stateful AI agents with advanced reasoning and transparent long-term memory. It allows you to visually test, debug, and observe agents.

An autonomous LLM agent framework for complex task solving with automatic task decomposition, tool usage, and multi-step reasoning from the OpenBMB team

smolagents is a lightweight agent framework from Hugging Face for quickly building tool-using LLM agents.

Fully-automated and zero-code LLM agent framework that enables users to build and deploy custom AI agents through natural language without writing code.