Anthropicretiredtrivial

claude-3-haiku-20240307

Claude 3 Haiku → Haiku 4.5 line.

DeprecatedYes

Shutdown2026-04-20

Statusretired

Replacementclaude-haiku-4-5-20251001

Already retiredThis id is past its shutdown date. Keep this page for migration archaeology only.

Quick fix — copy & paste

Breaks on 2026-04-20

model = "claude-3-haiku-20240307"

Use this instead

model = "claude-haiku-4-5-20251001"