Llama — Field Evidence
paperUnverified
Llama · Llama · praise
Field note
ToolFailBench: Diagnosing Tool-Use Failures in LLM Agents — Tool calling is central to modern language model agents, but aggregate benchmark scores often hide where tool use fails. A model that never calls a needed tool and a model that calls the tool but ignores the result can l
collected 2026-07-07original 2026-07-06
Does this shift the US–China race?
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Impact on the index
Benchmark win · minor
US +30China -7
Directional contribution — before recency decay and per-type diminishing returns. How it works →
Related Front
US vs ChinaLikely
U.S. FrontiervsChina Open-Weight
Likely — capability gap narrowing on common tasks
Letters from the Front
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