Anthropic · First-party API
claude-haiku-4-5-20251001
ActiveNo retirement announced
Anthropic has not announced a retirement for claude-haiku-4-5-20251001. It guaranteed availability until at least Oct 15, 2026; a retirement would be announced first, with a date. Source: platform.claude.com · checked Oct 23, 2026
What the provider published
API model name Current state Deprecated Tentative retirement date claude-haiku-4-5-20251001 Active N/A Not sooner than October 15, 2026