Tabby
Tabby is an open-source IDE plug-in for AI-assisted coding, built by TabbyML (released 2023-08). Tabby's verified model list is still being expanded, so this page emphasizes runtime shape, pricing, and comparable AI coding harnesses. It's free and open source. It runs as an extension in VS Code and JetBrains IDEs, pairing editor context with chat, completions, multi-file edits, and code review workflows for daily development.
Overview
Open-source, self-hosted AI coding assistant for code completion, chat, and private on-premises development workflows across common IDEs.
Compare Tabby side-by-side with other CLI, IDE, cloud, and framework agents on pricing, model coverage, and release cadence.
Best LLMs for this agent
Pricing and Provider Comparison
Hosted agents expose plan pricing. Bring-your-own-key agents pass the main cost through the model provider route you configure.
Featured Model Specs
Model Compatibility Matrix
Underlying Models
Compare to Similar Harnesses
FAQ
What is Tabby?
Tabby is an open-source IDE plug-in for AI-assisted coding, built by TabbyML (released 2023-08). It runs as an extension in VS Code and JetBrains IDEs, pairing editor context with chat, completions, multi-file edits, and code review workflows for daily development. It is primarily used for pair programming, code review, and repository-aware edits inside an editor.
How much does Tabby cost?
Tabby is free and open source. You pay only for the underlying model API usage.
Is Tabby open source?
Yes, Tabby is open-source software.
What are alternatives to Tabby?
Alternatives include Windsurf, Augment Code, and Zed.
When was Tabby released?
Tabby was released in 2023-08.