Claude Haiku vs Sonnet 5.5: 18x Cheaper and Just as Accurate in a Three-Task API Test

说明与用途

Claude Haiku 5.5 与 Claude Sonnet 5.5 在三项任务中准确率相同（15/15），但 Haiku 成本低 18 倍、速度快 18 倍，适合高频办公工作。

问题

Choosing a cost‑effective LLM for short office tasks while maintaining accuracy.

结果

Haiku 5.5 achieved identical accuracy to Sonnet 5.5 on three tasks, completed 18× faster and at 18× lower cost, demonstrating its suitability for high‑volume, latency‑sensitive office workflows.

工作流

• Define three office tasks with hand‑verified answers
• Send identical prompts to Haiku and Sonnet via Claude API
• Record response time, token counts, and cost
• Grade each task with code: 5 invoice fields, 6 commission figures, 4 email conditions
• Compare accuracy, speed, and cost

证据

Both scored 15/15 on code‑graded checks.

来源

Haiku also finished faster (11.7 s vs 15.7 s in total) and cost 18 times less ($0.00129 vs $0.02357).

来源

On the price list, Claude Haiku 5.5 costs a twentieth of Claude Sonnet 5.5.

来源