claude-instant-1.1 retirement date and replacement
Claude API · Model · retired Nov 6, 2024 (retired)
Dates
Checked Sep 25, 2026 on Anthropic's page| Retired | Nov 6, 2024 (retired) |
|---|---|
| Announced | Sep 4, 2024 |
| Replacement | claude-haiku-4-5-20251001 |
| Notice | Claude 1 and Instant models |
| Source | platform.claude.com/docs/en/about-claude/model-deprecations |
Around the same time on Claude API
Anthropic- claude-1.0Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024
- claude-1.1Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024
- claude-1.2Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024
- claude-1.3Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024
- claude-instant-1.0Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024
- claude-instant-1.2Claude APIModelclaude-haiku-4-5-2025100123mo agoNov 6, 2024