Claude Opus 5
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Overview
Fourth Claude 5-series model in under two months (after Sonnet 5, Fable 5, Mythos 5). Five-level effort toggle (low/medium/high/xhigh/max)...
Generates
Voice chatApp available
Details
- Vendor
- Anthropic
- Type
- LLM
- Release year
- 2026
- Jurisdiction
- USA
- CEO
- Dario Amodei
- Key staffers
- Daniela Amodei (President & Co-Founder), Jack Clark (Co-Founder, Policy), Tom Brown (Co-Founder), Sam McCandlish (Co-Founder), Jared Kaplan (Co-Founder, Chief Science Officer), Mike Krieger (Labs), Paul Smith (CCO)
- Deployment
- Cloud (claude.ai + API + Claude Code + Amazon Bedrock + Google Vertex AI)
- Open source
- No
- Free tier
- No
- Subscription
- API: $5/M input, $25/M output (unchanged from Opus 4.8); anchors Claude Max by default.
- Stock status
- Private ($380B valuation, Feb 2026); confidentially filed for IPO Jun 1, 2026
- X
- @AnthropicAI
Known safety issues
Anthropic's card: 2.3 on overall misaligned behavior (lowest of its recent models); still trails Mythos 5 on cybersecurity exploitation.
AIDb Rating
AIDb v2.0 (curated): Capability 9/10 · Currency 10/10 · Access 4/10 · Significance 8/10 → 8.30
Last verified 2026-08-09 · Primary source ↗
Cite this
“Claude Opus 5.” AIDb — The AI Database. Verified 2026-08-09. https://theaidatabase.com/m/anthropic-claude-opus-5.html
More from Anthropic
Claude 3.5 Haiku · Claude 3.7 Sonnet · Claude 3 Haiku · Claude 3 Opus · Claude 3 Sonnet · Claude Code · Claude Fable 5 · Claude Haiku 4.5