Anthropic · Claude
Claude Opus 4.8
CurrentActiveReleased 28 days ago· May 28, 2026Multimodal model
Designated current flagship; reliability-focused Opus (4x less likely than 4.7 to let its own code flaws pass). 1M context, $5/$25, effort levels through xhigh/max, Fast mode at $10/$50. Guide positions Fable 5 one tier above it.
- API string
- claude-opus-4-8
- Context window
- 1M ctx
- Tier
- Flagship
- Released
- May 28, 2026
Release & change timeline
1 event- Release
Claude Opus 4.8 released
Current flagship; reliability-focused (4x less likely than 4.7 to let its own code flaws pass), Fast mode, Dynamic Workflows.
Part of the Claude version timeline. Catch Me Up — everything that changed across AI & smart home ↗