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What is anthropic-sdk-ruby?

anthropics/anthropic-sdk-ruby — explained in plain English

Analysis updated 2026-07-17

★ 342RubyAudience · developerComplexity · 2/5LicenseSetup · easy

In one sentence

An official Ruby library for talking to Claude, Anthropic's AI assistant, handling authentication and request formatting so you can send messages with a few lines of code.

Mindmap

mindmap
  root((repo))
    What it does
      Wraps Claude API calls
      Handles auth and parsing
      Simple client object
    Tech stack
      Ruby
      RubyGems
    Use cases
      Rails support bots
      Writing assistants
      Content generators
    Audience
      Ruby developers
      Rails engineers
    Requirements
      Ruby 3.2 plus
      MIT licensed

Code map

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filefunction / class

What do people build with it?

USE CASE 1

Build a Rails-based customer support bot that sends tickets to Claude for summarization.

USE CASE 2

Create a writing assistant tool that calls Claude to polish user-submitted text.

USE CASE 3

Add a chatbot feature to a Ruby web app without manually handling HTTP requests to the API.

USE CASE 4

Build a content-generation tool in Ruby that calls Claude to draft or rewrite text.

What is it built with?

RubyRubyGems

How does it compare?

anthropics/anthropic-sdk-rubyfastlane/watchbuildmaccman/trevi
Stars342328249
LanguageRubyRubyRuby
Last pushed—2021-10-262016-11-22
Maintenance—DormantDormant
Setup difficultyeasyeasyeasy
Complexity2/52/52/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

Requires Ruby 3.2 or newer and an Anthropic API key.

Use freely for any purpose, including commercial use, as long as you keep the copyright notice.

Copy-paste prompts

Prompt 1
Show me how to install the anthropic-sdk-ruby gem and send a basic message to Claude from a Ruby script.
Prompt 2
Write a Rails service class that uses this SDK to summarize support tickets with Claude.
Prompt 3
How do I configure the API key and choose a Claude model version when creating a client with this gem?
Prompt 4
Help me build a simple Ruby command-line tool that sends user input to Claude and prints the response.

Frequently asked questions

What is anthropic-sdk-ruby?

An official Ruby library for talking to Claude, Anthropic's AI assistant, handling authentication and request formatting so you can send messages with a few lines of code.

What language is anthropic-sdk-ruby written in?

Mainly Ruby. The stack also includes Ruby, RubyGems.

What license does anthropic-sdk-ruby use?

Use freely for any purpose, including commercial use, as long as you keep the copyright notice.

How hard is anthropic-sdk-ruby to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is anthropic-sdk-ruby for?

Mainly developer.

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