Alternatives to Phidata

Lightweight Python framework for building modular, predictable, production-ready AI agents using Pydantic.

Superagent

AI Agents

Open-source framework for building production-ready AI agents with memory, tool use, and multi-model support.

Mendable

AI Knowledge Base Builders

AI-powered search and agent platform for building assistants trained on documentation and knowledge bases.

Zep

AI Agents

Long-term memory platform for AI assistants storing user context for personalized conversations.

Rasa

Conversational AI

Open-source conversational AI framework for building contextual assistants with full control over dialogue management.

Cassidy AI

AI Agents

Enterprise AI workspace for building custom assistants trained on company knowledge for support and operations.

SID

AI Agents

AI agent infrastructure giving assistants secure access to user data across email, calendar, and documents.

LlamaIndex

AI Agents & Sidekicks

LlamaIndex is an open-source data framework for building RAG and agentic AI applications, providing tools for data ingestion, indexing, and retrieval that connect LLMs to enterprise data sources.

Letta

Autonomous Agents Platforms

Stateful AI agent framework formerly MemGPT, enabling agents with persistent memory and self-editing context for long-running tasks.

Langbase

AI Agents

Serverless platform for building and deploying AI agents with memory, composable pipes, and multi-model support.