claude-api
Claude API
Build applications with the Anthropic Claude API and SDKs.
When to Activate
- Building applications that call the Claude API
- Code imports
anthropic(Python) or@anthropic-ai/sdk(TypeScript) - User asks about Claude API patterns, tool use, streaming, or vision
- Implementing agent workflows with Claude Agent SDK
- Optimizing API costs, token usage, or latency
Model Selection
| Model | ID | Best For |
|---|---|---|
| Opus 4.1 | claude-opus-4-1 |
Complex reasoning, architecture, research |
| Sonnet 4 | claude-sonnet-4-0 |
Balanced coding, most development tasks |
| Haiku 3.5 | claude-3-5-haiku-latest |
Fast responses, high-volume, cost-sensitive |
More from affaan-m/everything-claude-code
security-review
Use this skill when adding authentication, handling user input, working with secrets, creating API endpoints, or implementing payment/sensitive features. Provides comprehensive security checklist and patterns.
7.9Kgolang-patterns
Idiomatic Go patterns, best practices, and conventions for building robust, efficient, and maintainable Go applications.
7.4Kcoding-standards
Baseline cross-project coding conventions for naming, readability, immutability, and code-quality review. Use detailed frontend or backend skills for framework-specific patterns.
6.7Kfrontend-patterns
Frontend development patterns for React, Next.js, state management, performance optimization, and UI best practices.
6.6Kbackend-patterns
Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes.
6.6Kgolang-testing
Go testing patterns including table-driven tests, subtests, benchmarks, fuzzing, and test coverage. Follows TDD methodology with idiomatic Go practices.
6.1K