anthropics

Anthropic SDK Ruby — Development skill for Claude Code

Development community

Gem Version.

How to install Anthropic SDK Ruby

This entry records only its repository, not the path inside it, so there is no exact command to give. Open anthropics/anthropic-sdk-ruby and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What Anthropic SDK Ruby does

Gem Version.

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README

Claude SDK for Ruby

[![Gem Version](https://img.shields.io/gem/v/anthropic.svg)](https://rubygems.org/gems/anthropic)

The Claude SDK for Ruby provides access to the [Claude API](https://docs.anthropic.com/en/api/) from Ruby applications.

Documentation

Full documentation is available at **[platform.claude.com/docs/en/api/sdks/ruby](https://platform.claude.com/docs/en/api/sdks/ruby)**.

Installation

Add to your application's Gemfile:

gem "anthropic", "~> 1.69.0"

Getting started

require "bundler/setup"
require "anthropic"

anthropic = Anthropic::Client.new(
  api_key: ENV["ANTHROPIC_API_KEY"] # This is the default and can be omitted
)

message = anthropic.messages.create(
  max_tokens: 1024,
  messages: [{role: "user", content: "Hello, Claude"}],
  model: "claude-opus-4-6"
)

puts(message.content)

Requirements

Ruby 3.2.0+

Contributing

See [CONTRIBUTING.md](./CONTRIBUTING.md).

License

This project is licensed under the MIT License. See the [LICENSE](LICENSE) file for details.

Acknowledgements

Thank you [@alexrudall](https://github.com/alexrudall) for giving feedback, donating the anthropic Ruby Gem name, and paving the way by building the first Anthropic Ruby SDK.