# Opus 4.6 launch

By Saurabh Kumar · TIL note, Feb 6, 2026 · Tags: llm, security

Source: https://saurabh-kumar.com/til/1770379200/

Opus 4.6 launch.
- context compaction (beta) and 1M context window, enables longer agentic tasks without loosing context.
- they claim it has found 500 Zero-Day Flaws in open-source projects (yet to see the proofs though)
- agent teams, multiple agent coordinates with a leader agent. https://code.claude.com/docs/en/agent-teams