APIVerifiedFeatured~700ms avg
Anthropic API
Claude models - chat, vision, tool use, and extended thinking.
Install
npm install @anthropic-ai/sdk
About
Anthropic's official SDK for accessing Claude 4, Claude 3.5, and other Claude models. Supports streaming, tool use, vision, extended thinking, and structured outputs. 2M weekly downloads and growing fast. The SDK handles authentication, retries, and rate limiting automatically. Essential for building applications powered by Claude.
Tags
anthropicclaudeaillmtool-use
Score Breakdown
CLI Score Breakdown9/11
✓Official SDK on npm/pip+2
✓Env var authentication (no browser OAuth)+2
✓Works in headless/CI environments+2
✗CLI tool available0
✓JSON response for piping/parsing+1
✓Docs have curl/CLI examples+1
✓Reasonable rate limits for scripted use+1
✗Machine-readable pricing (md/JSON/static)0
Quality Score Breakdown
npm weekly downloads2.0M
GitHub stars2.5k
Days since last release5d
Issue close ratio87%
TypeScript typesYes
Docs qualityexcellent
Breaking changesrare
Performance
Latencyus-east-1 - 2026-03-28
p50
520ms
avg
700ms
p95
1800ms
Scores
CLI
9
Quality
9
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