Goose
Goose is an open-source command-line tool for AI-assisted coding, built by Block (Square parent company). Goose'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. Engineers run it from a terminal, where it can inspect repositories, edit files, call tools, and drive repeatable agentic coding workflows across local projects.
Overview
Open-source autonomous AI coding agent by Block that runs locally, with extensible tool support for filesystem, shell, and external APIs.
Compare Goose 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 Goose?
Goose is an open-source command-line tool for AI-assisted coding, built by Block (Square parent company). Engineers run it from a terminal, where it can inspect repositories, edit files, call tools, and drive repeatable agentic coding workflows across local projects. It is primarily used for agentic coding from a local shell.
How much does Goose cost?
Goose is free and open source. You pay only for the underlying model API usage.
Is Goose open source?
Yes, Goose is open-source software.
What are alternatives to Goose?
Alternatives include MiMo-Code, Mistral Vibe, and OpenAI Codex CLI.