Claude AI Resources Directory

Claude Opus 4.5

Nov 2025 — World's best for coding, agents, computer use, and complex enterprise tasks. Dramatically improved token efficiency

www.anthropic.com/news/claude-opus-4-5

Claude Sonnet 4.5

Sep/Oct 2025 — Best balance of intelligence, speed, and cost. Sets new benchmarks in coding, reasoning, and alignment

www.anthropic.com/news/claude-sonnet-4-5

Claude Haiku 4.5

Oct 2025 — Fastest and most cost-effective, with state-of-the-art speed for complex tasks

www.anthropic.com/news/claude-haiku-4-5

Anthropic Console

Sign up, get API keys, test prompts, and monitor usage.

console.anthropic.com

Official Documentation

Complete API reference, guides, prompt engineering, tool use, computer use, and release notes.

platform.claude.com/docs/en/get-started

API Overview & Pricing

Usage-based pricing, prompt caching, web search, computer use (Python execution), batch processing, citations, and more.

platform.claude.com/docs/en/about-claude/models/overview

Python SDK with async support, type hints, and full feature parity.

github.com/anthropics/anthropic-sdk-python

TypeScript/JavaScript SDK for Node.js and browsers.

github.com/anthropics/anthropic-sdk-typescript

Java/Kotlin SDK with modern features.

github.com/anthropics/anthropic-sdk-java

Go SDK with idiomatic design.

github.com/anthropics/anthropic-sdk-go

PHP SDK (Beta).

github.com/anthropics/anthropic-sdk-php

C#/.NET SDK (Beta).

github.com/anthropics/anthropic-sdk-csharp

Ruby SDK.

github.com/anthropics/anthropic-sdk-ruby

github.com/anthropics/claude-agent-sdk-python

github.com/anthropics/claude-agent-sdk-typescript

Official notebooks and recipes for common patterns (RAG, tool use, etc.).

github.com/anthropics/claude-cookbooks

Ready-to-deploy example apps.

github.com/anthropics/claude-quickstarts

Amazon Bedrock

Fully managed access to the latest Claude models (including Opus 4.5, Sonnet 4.5, and Haiku 4.5). Supports features like cross-region inference, latency optimizations, fine-tuning, agents, guardrails, and deep integration with AWS services. Ideal starting point for AWS users.

aws.amazon.com/bedrock/anthropic/

Google Cloud Vertex AI Model Garden

Discover and deploy Claude models directly in the Model Garden with provisioned throughput, prompt caching, batch predictions, grounding, and enterprise compliance (e.g., FedRAMP High). Great for building and deploying agents with Google Cloud tools.

cloud.google.com/products/model-garden/claude

Microsoft Azure AI Model Catalog (Anthropic Publisher)

Access Claude models (Opus 4.5, Sonnet 4.5, Haiku 4.5, and more) via the AI Model Catalog (public preview). Supports serverless deployment, agent building, tool integration, fine-tuning, and billing through existing Azure agreements. Perfect for hands-on discovery and deployment in Azure ecosystems.

ai.azure.com/catalog/publishers/anthropic

Transparency Hub

Overview of safety evaluations and improvements across models.

www.anthropic.com/transparency

Claude Opus 4.5 System Card

Comprehensive capability and safety report (Nov 2025).

assets.anthropic.com/m/64823ba7485345a7/Claude-Opus-4-5-System-Card.pdf

Claude Sonnet 4.5 System Card

Detailed evaluations (Sep 2025).

assets.anthropic.com/m/12f214efcc2f457a/original/Claude-Sonnet-4-5-System-Card.pdf

Claude Haiku 4.5 System Card

Safety and performance report (Oct 2025).

www.anthropic.com/claude-haiku-4-5-system-card

Beautiful native chat interface for Claude Code within VS Code with conversation history and MCP support.

github.com/andrepimenta/claude-code-chat#readme

Claude VSCode Theme

Thoughtful dark theme collection with classic and italic variants. Inspired by Claude AI with carefully balanced contrast and warm syntax colors.

marketplace.visualstudio.com/items?itemName=AlvinUnreal.claude-vscode-theme

Claude for Chrome (Beta)

Max plan required. Claude works directly in your browser and takes actions on your behalf. Features scheduled tasks, planning mode, multi-tab workflows, and smart navigation for Slack, Gmail, Google Calendar, Docs, and GitHub.

chromewebstore.google.com/detail/claude/fcoeoabgfenejglbffodgkkbkcdhcgfn

Claude Usage Tracker

Chrome extension for tracking Claude AI usage and performance metrics.

chromewebstore.google.com/detail/claude-usage-tracker/knemcdpkggnbhpoaaagmjiigenifejfo

AI Fluency: Framework & Foundations

Collaborate with AI systems effectively, efficiently, ethically, and safely.

anthropic.skilljar.com/ai-fluency-framework-foundations

AI Fluency for Educators

Apply AI Fluency into teaching practice and institutional strategy.

anthropic.skilljar.com/ai-fluency-for-educators

AI Fluency for Students

Enhance learning, career planning, and academic success through AI.

anthropic.skilljar.com/ai-fluency-for-students

AI Fluency for Nonprofits

Increase organizational impact while staying true to mission and values.

anthropic.skilljar.com/ai-fluency-for-nonprofits

Teaching AI Fluency

Teach and assess AI Fluency in instructor-led settings.

anthropic.skilljar.com/teaching-ai-fluency

Building with the Claude API

Full spectrum of working with Anthropic models using the Claude API.

anthropic.skilljar.com/claude-with-the-anthropic-api

Claude Code in Action

Practical walkthrough of using Claude Code to accelerate your development workflow.

anthropic.skilljar.com/claude-code-in-action

Introduction to Model Context Protocol

Build MCP servers and clients from scratch using Python.

anthropic.skilljar.com/introduction-to-model-context-protocol

MCP: Advanced Topics

Advanced patterns including sampling, notifications, and transports.

anthropic.skilljar.com/model-context-protocol-advanced-topics

Claude with Amazon Bedrock

Accreditation program course, now available publicly.

anthropic.skilljar.com/claude-in-amazon-bedrock

Claude with Google Vertex AI

Working with Anthropic models through Google Cloud's Vertex AI.

anthropic.skilljar.com/claude-with-google-vertex

Ultimate all-in-one guide to mastering Claude Code. Covers setup, prompt engineering, commands, hooks, workflows, automation, integrations, MCP servers, and the BMAD method.

github.com/wesammustafa/Claude-Code-Everything-You-Need-to-Know#readme

Tips for getting the most out of Claude Code, including a custom status line script, cutting the system prompt in half, using Gemini CLI as Claude Code's minion, and Claude Code running itself in a container. Also includes the dx plugin for GitHub Actions debugging, conversation cloning, and handoffs.

github.com/ykdojo/claude-code-tips#readme

My Experience With Claude Code After 2 Weeks of Adventures

Part 1: Real-world lessons on using a file to keep Claude on track, managing costs, and why it often outperforms Cursor for complex refactors.

sankalp.bearblog.dev/my-claude-code-experience-after-2-weeks-of-usage/

A Guide to Claude Code 2.0 and getting better at using coding agents

Part 2: A deep dive into the 2.0 update, focusing on the "Agent Manager" mindset, context engineering, and using sub-agents for larger codebases.

sankalp.bearblog.dev/my-experience-with-claude-code-20-and-how-to-get-better-at-using-coding-agents/#setup