AnthropicAPI Editor Choice
Claude Haiku 5.5 API
9.7/10Efficiency Score
$0.1/1M tokens
Pricing Details
Input Tokens$0.1/1M
Output Tokens$0.5/1M
Context Window1M
Features
🆕 Released Nov 2026 — 高并发、延迟敏感场景（分类/抽取/路由）
提示 ≤100K：输入 $0.10 / 输出 $0.50 per 1M；>100K 跳档至 $0.50 / $2.50
1M 上下文 / 128K 最大输出
Adaptive thinking，默认 effort=medium
工具调用系统提示词 286 tokens
Best For
High-volumelatency-sensitive classification and routing