Sunsetsby GlyphFast mode for Claude Opus 4.8 retirement date and replacement
Anthropic · Model · retires Nov 30, 2026 (in 28 days)Unverified
Dates
Checked Nov 2, 2026 on Anthropic's page| Retires | Nov 30, 2026 (in 28 days) |
|---|---|
| Announced | Oct 30, 2026 |
| Replacement | None named |
| What it is | Fast mode for Claude Opus 4.8 stops answering on Anthropic. |
| Source | platform.claude.com/docs/en/release-notes/overview#october-30-2026 |
Changes
AnnouncedUnverified
Anthropic lists Fast mode for Claude Opus 4.8 to retire on Nov 30, 2026.
Nov 2Source