Cognee is an open - source project that provides memory functions for AI agents. It builds a dynamic knowledge graph through a modular ECL pipeline, supports multiple data sources and formats, reduces hallucinations, and lowers costs.

An MCP service that prevents AI hallucinations. When AI is uncertain, it can ask humans for help instead of being over - confident, improving development efficiency through a simple Q&A mechanism.

MCP-NixOS is a model context protocol server that prevents AI assistants from having hallucinations about the NixOS system, providing real-time access to NixOS packages, system options, Home Manager settings, and nix-darwin configurations.

A development documentation server based on the MCP protocol, providing functions such as document crawling, local loading, precise search, and detail retrieval, to solve the document hallucination problem in AI development.

A development document server based on the MCP protocol, providing accurate framework document retrieval services and solving the API hallucination problem in AI development.

FOCUS DATA MCP Server is an AI assistant service that converts natural language into SQL statements. It uses a two-step generation scheme to control LLM hallucinations and increase the trust of non-technical users in SQL results.

A Java class analysis service based on the MCP protocol. It provides accurate code analysis capabilities for LLMs by decompiling dependent JAR packages and solves the dependency hallucination problem in AI coding.

GitMCP is a free and open - source remote MCP server that can transform any GitHub project into a documentation center, enabling AI tools to access the latest documentation and code and reducing hallucinations.