Butterfish Shell

An AI-powered command-line tool that enhances shell prompting and autocompletion for efficient software development.

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About Butterfish Shell

Butterfish is an advanced command-line utility that integrates AI prompting into your shell environment, including Bash and Zsh. Using OpenAI or similar APIs, it functions like GitHub Copilot for your terminal, providing intelligent assistance, command autocompletion, and automation features directly from the command line. Enhance your productivity with contextual AI help and goal-oriented automation.

How to Use

Install Butterfish via Homebrew or by running `go install`. Launch a new shell with AI features by executing `butterfish shell`. Prompt the AI by starting commands with a capital letter, and activate Goal Mode with `!` or `!!` for advanced automation and task execution.

Features

AI-driven prompting within Bash and Zsh shells
Intelligent command autocompletion
Seamless integration with OpenAI and compatible APIs
Goal Mode for autonomous task management
Customizable AI prompts and configurations

Use Cases

Troubleshooting and debugging commands
Summarizing command-line outputs
Generating command suggestions based on prompts
Creating shell commands from user inputs
Automating workflows with Goal Mode

Best For

Software developersSystem administratorsPower users of the command lineData scientistsDevOps professionals

Pros

Provides real-time AI assistance directly in the terminal
Enhances productivity with command autocompletion
Supports customizable prompts for personalized workflows
Includes Goal Mode for autonomous task execution
Compatible with OpenAI and similar API services

Cons

Requires an OpenAI API key for full functionality
Token limitations can restrict command history
May conflict with custom shell configurations
Goal Mode may sometimes be unreliable
API usage for autosuggestions can incur costs

FAQs

What is Butterfish?

Butterfish is a command-line tool that adds AI prompting capabilities to your shell using OpenAI or compatible APIs.

How do I install Butterfish?

You can install Butterfish via Homebrew on macOS or by using the `go install` command.

How do I activate Butterfish in my shell?

Run `butterfish shell` to start a shell session with AI features enabled. Use capitalized commands to prompt AI assistance.

What is Goal Mode and how does it work?

Goal Mode enables an agent to perform tasks independently to reach a specified goal. Activate it by starting commands with `!`.

Can I customize the AI prompts?

Yes, you can modify prompt templates in the configuration file located at `~/.config/butterfish/prompts.yaml`.