Opyt
Builds a private knowledge base from your existing sources

What is Opyt?
Opyt is an AI Writing tool that builds a private knowledge base from your existing sources. It is aimed at researchers, knowledge workers and developers.
Opyt builds a private knowledge base from your existing sources like bookmarks, follows, and subscriptions. It uses SQLite for local installs or a hosted connector for Claude.ai. The tool is open source under MIT license.
Built for researchers, knowledge workers, developers and data analysts.
Key capabilities
Features
Private Knowledge Base
Local Install
Uses SQLite for local data storage
Hosted Connector
Connects to Claude.ai for hosted use
Open Source
Licensed under MIT
Public API
No API Key Required
Low Cost
Use cases
- Organize bookmarks into a structured knowledge base
- Aggregate follows and subscriptions into a single repository
- Retrieve information from saved sources
Pros & cons
Pros
- Open source under MIT license
- Public API available
- No API key required
- Low cost per call
Cons
No documented limitations yet.
Developer & API
Public MCP API available
- Authentication
- API Key
Open source· MIT· 8 stars· 0 forks
FAQ
What is Opyt?
Opyt is an AI Writing tool that builds a private knowledge base from your existing sources. Opyt builds a private knowledge base from your existing sources like bookmarks, follows, and subscriptions. It uses SQLite for local installs or a hosted connector for Claude.ai. The tool is open source under MIT license.
Does Opyt have an API?
Yes, Opyt offers a public MCP API for building custom integrations.
Who should use Opyt?
Opyt is built for researchers, knowledge workers, developers and data analysts. Common uses: organize bookmarks into a structured knowledge base, aggregate follows and subscriptions into a single repository and retrieve information from saved sources.
What does Opyt integrate with?
Opyt integrates with OpenAI and Anthropic.
Is Opyt open source?
Yes, Opyt is open source under the MIT license.
What are the best alternatives to Opyt?
Similar tools on AiByts include KDP Readiness Score, Draft, Fabric, PromptPaste and aiApply.
Details are compiled from Opyt's website and public sources, last verified Oct 6, 2026. Features and pricing change — confirm on the official site before you buy.
Try Opyt
Visit the official website
Tags
- Private Knowledge Base
- Open Source
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