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    • TypeScript
      MIT License
      7931.1k4313Updated Jun 17, 2025Jun 17, 2025
    • Access to Anthropic's safety-first language model APIs
      TypeScript
      MIT License
      1221k378Updated Jun 17, 2025Jun 17, 2025
    • hh-rlhf

      Public
      Human preference data for "Training a Helpful and Harmless Assistant with Reinforcement Learning from Human Feedback"
      MIT License
      1411.8k00Updated Jun 17, 2025Jun 17, 2025
    • Python
      MIT License
      2872k349Updated Jun 17, 2025Jun 17, 2025
    • TypeScript
      MIT License
      55920322Updated Jun 17, 2025Jun 17, 2025
    • Ruby
      MIT License
      1515621Updated Jun 17, 2025Jun 17, 2025
    • Access to Anthropic's safety-first language model APIs via Go
      Go
      MIT License
      44386163Updated Jun 17, 2025Jun 17, 2025
    • Kotlin
      MIT License
      2212061Updated Jun 17, 2025Jun 17, 2025
    • Claude Code is an agentic coding tool that lives in your terminal, understands your codebase, and helps you code faster by executing routine tasks, explaining complex code, and handling git workflows - all through natural language commands.
      Shell
      75313k1k3Updated Jun 16, 2025Jun 16, 2025
    • orjson

      Public
      Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy
      Python
      Apache License 2.0
      2451101Updated Jun 16, 2025Jun 16, 2025
    • Anthropic Dev Container Features, including Claude Code CLI
      Shell
      MIT License
      115511Updated Jun 13, 2025Jun 13, 2025
    • A collection of notebooks/recipes showcasing some fun and effective ways of using Claude.
      Jupyter Notebook
      MIT License
      1.6k15k3017Updated Jun 13, 2025Jun 13, 2025
    • Python
      MIT License
      4544896Updated Jun 12, 2025Jun 12, 2025
    • A collection of projects designed to help developers quickly get started with building deployable applications using the Anthropic API
      TypeScript
      MIT License
      1.6k9.1k8824Updated Jun 4, 2025Jun 4, 2025
    • redis-py

      Public
      Python
      MIT License
      2302Updated Jun 1, 2025Jun 1, 2025
    • GitHub's official MCP Server
      Go
      MIT License
      1.1k900Updated May 2, 2025May 2, 2025
    • JavaScript
      MIT License
      167000Updated Mar 27, 2025Mar 27, 2025
    • Display and customize Markdown text in SwiftUI
      Swift
      MIT License
      4191800Updated Jan 28, 2025Jan 28, 2025
    • rogue-deploy-eval

      Public archive
      Python
      MIT License
      1900Updated Jan 21, 2025Jan 21, 2025
    • courses

      Public
      Anthropic's educational courses
      Jupyter Notebook
      Other
      1.3k15k2036Updated Nov 26, 2024Nov 26, 2024
    • Python
      3430885Updated Nov 4, 2024Nov 4, 2024
    • 32404Updated Sep 5, 2024Sep 5, 2024
    • Anthropic's Interactive Prompt Engineering Tutorial
      Jupyter Notebook
      1.2k13k914Updated Jul 11, 2024Jul 11, 2024
    • evals

      Public
      Creative Commons Attribution 4.0 International
      2827901Updated Jul 2, 2024Jul 2, 2024
    • Lightweight demo using the Anthropic Python SDK to experiment with Claude's Search and Retrieval capabilities over a variety of knowledge bases (Elasticsearch, vector databases, web search, and Wikipedia).
      Python
      MIT License
      41162211Updated Jun 30, 2024Jun 30, 2024
    • hypercorn

      Public
      Hypercorn is an ASGI and WSGI Server based on Hyper libraries and inspired by Gunicorn.
      Python
      MIT License
      119801Updated May 11, 2024May 11, 2024
    • Contains random samples referenced in the paper "Sleeper Agents: Training Robustly Deceptive LLMs that Persist Through Safety Training".
      1210720Updated Mar 9, 2024Mar 9, 2024
    • TypeScript
      MIT License
      37632Updated Mar 4, 2024Mar 4, 2024
    • 02410Updated Feb 14, 2024Feb 14, 2024
    • 54430Updated Feb 13, 2024Feb 13, 2024