anthropics/anthropic-sdk-ruby

anthropics/anthropic-sdk-ruby

Language: Ruby

License: MIT

Stars: 345

Forks: 62

Open issues: 15

Created: 2025-03-07T01:48:22Z

Pushed: 2026-06-09T23:57:27Z

Default branch: main

Fork: no

Archived: no

README:

Claude SDK for Ruby

The Claude SDK for Ruby provides access to the Claude 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", "~> 1.48.1"

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 for giving feedback, donating the anthropic Ruby Gem name, and paving the way by building the first Anthropic Ruby SDK.