Inillucent

Inillucent is an embedded SQL database written in Rust that provides vector and keyword search for agentic systems.

Inillucent is a high-performance embedded SQL database written in Rust that supports SQLite syntax and vector embeddings for semantic search. It includes built-in vector and keyword search, an embedded embed function, confidence scoring for search results, and a complete SQLite dialect implementation. The database ships with a command-line interface, a shell, and an MCP server with tools for AI agents. It is designed for agentic systems and retrieval-augmented generation workflows to search documents by meaning. Supported platforms include Windows, macOS, and Linux, with client libraries available for Rust, TypeScript, and other languages.

Inillucent at a glance

Best for: Software engineer
Runs on: macOS, Windows, Linux, Web, CLI
Pricing: Free
Released: October 2026
Category: AI agent tool
Website: inillucent.com

Key features

Complete SQLite dialect implementation
Built-in vector and keyword search
Full-featured CLI and MCP server
In-database vector embedding generation
Confidence score calibration for search results
Multi-process access in a single database file

Use it for

Building company knowledgebase assistants for AI agents
Executing semantic search over documentation and messages
Running agentic workflows with Retrieval Augmented Generation
Storing and querying vector embeddings alongside relational data

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