Claude Opus

Anthropic’s highest-capability Claude model tier for deeper reasoning, coding, and long-context work.

Ecosystem

• anthropic
• claude-ai
• claude-sonnet
• claude-haiku

Related Notes

• 2026 04 11 Claudes Advisor Strategy Monitor Tool and Managed Agents for AI Develo
• 2026 04 10 Qwen 36 Plus Open Source AIs Agentic Capabilities and Frontier
• 2026 04 10 Project Glasswing Mitigating Anthropic Mythos AIs Zero Day Vulnerabili
• 2026 04 10 OpenClaw Autonomous AI Agent Setup Configuration and Advanced
• 2026 04 10 Meta Harness AI [[concepts/self-evolu
• 2026 06 20 VibeThinker-3B: Small Model Achieves Frontier Reasoning, Outperforming Giants highlights contrast between small models (Weibo AI Lab’s 3B param VibeThinker) and frontier giants in reasoning benchmarks.

References

• VibeThinker-3B: Small Model Achieves Frontier Reasoning, Outperforming Giants