Cortex
Cortex is an open-source local RAG server that indexes documents and provides semantic search through the Model Context Protocol. It connects document retrieval to assistants such as Claude, Codex, and Gemini, and includes a Windows installer alongside Python-based installation.
Overview
7 featuresIn the RAG, search & retrieval space, Cortex takes a focused approach. It focuses on searching personal documents semantically for relevant information without sending data to cloud services. Cortex is an open-source project aimed at developers and privacy-conscious AI assistant users. Cortex is open source under the Open Source license. It ships for the command line and Windows, and it can be self-hosted.
It is developed by VBlackJack. Among its 7 catalogued features are document indexing, semantic search, and local inference. It exposes integrations via an MCP server.
Summary written by a language model from the project’s public pages.
- Document indexing
- Semantic search
- Local inference
- MCP server
- Windows installer
- Python installation
- AI assistant integration
Built with & integrations
- local_oss
- studio in the HTML
Trust & compliance
Indexing history
1What PulseGate has recorded for this listing
- Indexed27 Aug · 13:44 UTCio.github.VBlackJack/cortex verified against its public sourceSource: PulseGate · Open
Frequently asked questions about Cortex
- What is Cortex?
- Cortex focuses on searching personal documents semantically for relevant information without sending data to cloud services. It is catalogued under RAG, search & retrieval on PulseGate.
- Who is Cortex for?
- Cortex is an open-source project built for developers and privacy-conscious AI assistant users.
- Is Cortex free?
- Yes — Cortex is open source under the Open Source license and free to use.
- What platforms does Cortex run on?
- Cortex runs on the command line and Windows. It can also be self-hosted.
- Is Cortex still maintained?
- Unverified. Cortex has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
- Who develops Cortex?
- Cortex is developed by VBlackJack.
- Is Cortex open source?
- Yes — Cortex is open source under the Open Source license.
- Does Cortex have an API or integrations?
- Yes — Cortex exposes an MCP server.
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