Claude Opus 5.5 Spotted in Claude Code Ahead of Launch
Ahead of Anthropic's official announcement, Reddit users spotted Claude Opus 5.5 in Claude Code v2.1.280, hinting the new flagship model's release was imminent; Anthropic subsequently confirmed the launch.
2026-09-23 ~ 2026-09-23 · 3 related posts
- Episode 1: Claude Opus 5.5 Spotted in Claude Code Ahead of Launch(2026-09-23, 3 posts)
- Episode 2: Anthropic Launches Claude Opus 5.5: Smarter, Faster and 40% Cheaper(2026-09-23, 54 posts)
- Episode 3: Claude Opus 5.5 Benchmarks Lead Across the Board at Half the Price(2026-09-23, 21 posts)
- Episode 4: Anthropic Launches Flagship Opus 5.5 Model(2026-09-23, 5 posts)
- Episode 5: Anthropic Teases Sonnet 5.5 and Haiku 5.5 Within Weeks(2026-09-23, 2 posts)
- Opus 5.5 reportedly out via Claude Code v2.1.280 update — Angaisb_ · 2026-09-23
- Opus 5.5 spotted in Claude Code, Anthropic release imminent — kimmonismus · 2026-09-23
- Opus 5.5 Spotted in Claude Code as Benchmarks Go Live, Release Imminent — kimmonismus · 2026-09-23