The best Glean alternatives, compared honestly
Teams evaluate Glean alternatives for a few reasons: enterprise pricing, limited self-hosting, or the realization that they want to own and author knowledge, not only search what is scattered across other tools. Here is an honest shortlist, and where Cabinet fits.
Why teams switch
Why teams look for a Glean alternative
Glean is a premium enterprise product, with enterprise pricing to match.
It searches the tools you already have; it does not give you knowledge you own and author.
Self-hosting and data residency can be constrained for sensitive environments.
You may want agents that produce and maintain knowledge, not only retrieve it.
Our pickOur pick for teams that want ownership: Cabinet
Cabinet keeps your whole knowledge base as files you own, runs self-hosted with your own model keys, and puts agents to work reading and writing those files. If the reason you are looking past Glean is ownership and control, this is the most direct answer.
- You own and author the knowledge as files, not just search someone else's index.
- Self-hosted with bring-your-own-AI, so sensitive material stays in your environment.
- Agents maintain the knowledge base on a schedule, and live apps render over it.
The shortlist
5 Glean alternatives, honestly
Cabinet
A knowledge base you own and author, with agents acting on it and live apps over it.
Best for
Teams that want to own knowledge and self-host, not only search it.
The catch
Federated search across many existing SaaS tools is less mature than Glean's.
AI assistants assembled over your connected tools.
Best for
Teams that want hosted assistants across many SaaS sources.
The catch
Knowledge stays in the tools it connects to, not files you own.
AI search and assistance across Microsoft 365 and the Graph.
Best for
Microsoft-centric organizations.
The catch
Tied to Microsoft's cloud and bundled model.
Verified knowledge cards and AI answers in a browser extension.
Best for
Support and sales answer delivery.
The catch
Cloud cards, not files you own.
OpenSearch / Elastic
Self-hosted search you run and tune yourself.
Best for
Teams that only need a search layer and want to own it.
The catch
Infrastructure to build on, not a finished product.
Pick in ten seconds
Which one is right for you
Federated search across many existing SaaS tools
GleanHosted assistants across your connected tools
DustAI search inside Microsoft 365
Microsoft CopilotVerified answers delivered in a browser extension
GuruKnowledge you own and author, with agents acting on it
CabinetQuestions
Glean alternatives, answered
What is the best self-hosted Glean alternative?
Cabinet, if you want to own and author the knowledge and self-host it. If you only need a search layer, self-hosted search such as OpenSearch or Elastic is an option.
Is there an open-source Glean alternative?
Cabinet is open source (MIT) for owning and authoring knowledge. OpenSearch and Elastic cover the search layer.
What is the most affordable Glean alternative?
Cabinet is free to self-host under the MIT license, with inference billed directly through your own model keys.
How does Glean compare to Cabinet directly?
Glean searches the tools you already have; Cabinet is where knowledge is authored and owned, with agents acting on it. See the full Glean vs Cabinet comparison.
The Glean alternative you actually own
Run Cabinet in minutes, or get a guided walkthrough. Your files, your models, your infrastructure.